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|---|---|---|---|---|---|---|---|---|---|---|
| name | m/f | age | st | pos | time | event | race date | 100mi | 50mi | Miles |
| Maria Abad | F | 42 | TX | 51 | 14:14:35 | 50 | 07-Feb-04 | . | 1 | 50 |
| Robert Abate | . | 30 | FL | 36 | 29:07:45 | 100 | 03-Feb-96 | 1 | . | 100 |
| Richard Abbott | . | 51 | OH | 32 | 28:21:15 | 100 | 04-Feb-95 | 1 | . | 100 |
| Stuart Abcug | . | 33 | GA | 66 | 26:44:32 | 100 | 05-Feb-05 | 1 | . | 100 |
| William Abrams | . | 45 | NJ | 113 | 28:22:18 | 100 | 04-Feb-06 | 1 | . | 100 |
| Amy Adams | F | 37 | CA | 34 | 11:11:45 | 50 | 07-Feb-04 | . | 1 | 50 |
| John Adams | . | 48 | MO | 112 | 26:16:58 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| John Adams | . | 47 | MO | 66 | 10:38:10 | 50 | 07-Feb-09 | 1 | 1 | 150 |
| Don Adolf | . | 71 | CO | 130 | 14:52:13 | 50 | 02-Feb-08 | 3 | 1 | 350 |
| Don Adolf | . | 60 | IL | 45 | 28:17:50 | 100 | 01-Feb-97 | 3 | 1 | 350 |
| Don Adolf | . | 59 | IL | 26 | 26:25:32 | 100 | 03-Feb-96 | 3 | 1 | 350 |
| Don Adolf | . | 58 | IL | 25 | 26:44:58 | 100 | 04-Feb-95 | 3 | 1 | 350 |
| Juli Aistars | F | 51 | IL | 209 | 29:23:23 | 100 | 06-Feb-10 | 2 | . | 200 |
| Juli Aistars | F | . | IL | 165 | 29:39:56 | 100 | 02-Feb-08 | 2 | . | 200 |
| Valdis Aistars | . | 55 | IL | 208 | 14:00:11 | 50 | 06-Feb-10 | . | 1 | 50 |
| Randy Albrecht | . | 52 | KS | 16 | 19:27:49 | 100 | 02-Feb-08 | 1 | . | 100 |
| Alex Aldana | . | 42 | CA | 221 | 14:42:47 | 50 | 06-Feb-10 | . | 2 | 100 |
| Alex Aldana | . | 41 | TX | 160 | 15:35:04 | 50 | 07-Feb-09 | . | 2 | 100 |
| Charlie Alewine | . | 61 | CA | 167 | 29:39:07 | 100 | 03-Feb-07 | 1 | . | 100 |
| Lorie Alexander | F | 50 | Canada | 70 | 23:13:39 | 100 | 06-Feb-10 | 1 | . | 100 |
| Robert Alexander | . | 49 | TX | 35 | 22:48:10 | 100 | 07-Feb-04 | 1 | . | 100 |
| Susan Alexander | F | 34 | OK | 209 | 14:03:08 | 50 | 06-Feb-10 | . | 1 | 50 |
| Noora Alidina | F | 52 | FL | 46 | 23:02:18 | 100 | 07-Feb-09 | 4 | . | 400 |
| Noora Alidina | F | 50 | FL | 44 | 22:45:11 | 100 | 03-Feb-07 | 4 | . | 400 |
| Noora Alidina | F | 49 | FL | 28 | 21:47:35 | 100 | 04-Feb-06 | 4 | . | 400 |
| Noora Alidina | F | 48 | FL | 26 | 22:36:59 | 100 | 05-Feb-05 | 4 | . | 400 |
| Gordon Alldredge | . | 65 | TX | 41 | 27:47:50 | 100 | 01-Feb-97 | 1 | . | 100 |
| Austin Allen | . | 21 | TX | 44 | 10:04:19 | 50 | 02-Feb-08 | . | 1 | 50 |
| David Allen | . | 51 | TX | 180 | 28:37:23 | 100 | 06-Feb-10 | 5 | . | 500 |
| David Allen | . | 50 | TX | 147 | 28:35:43 | 100 | 07-Feb-09 | 5 | . | 500 |
| David Allen | . | 48 | TX | 100 | 25:54:19 | 100 | 03-Feb-07 | 5 | . | 500 |
| David Allen | . | 46 | TX | 55 | 25:29:02 | 100 | 05-Feb-05 | 5 | . | 500 |
| David Allen | . | 45 | TX | 87 | 27:21:32 | 100 | 07-Feb-04 | 5 | . | 500 |
| Jonathan Allen | . | 31 | UT | 28 | 19:37:54 | 100 | 06-Feb-10 | 1 | . | 100 |
| Mark Allen | . | 52 | TX | 71 | 23:14:59 | 100 | 06-Feb-10 | 1 | . | 100 |
| Tim Allen | . | 41 | TX | 86 | 23:38:34 | 100 | 06-Feb-10 | 2 | 2 | 300 |
| Tim Allen | . | 40 | TX | 72 | 24:16:09 | 100 | 07-Feb-09 | 2 | 2 | 300 |
| Tim Allen | . | 39 | TX | 35 | 09:40:30 | 50 | 02-Feb-08 | 2 | 2 | 300 |
| Tim Allen | . | 37 | TX | 16 | 09:31:19 | 50 | 04-Feb-06 | 2 | 2 | 300 |
| Jay Allison | . | 41 | TX | 18 | 22:47:08 | 100 | 01-Feb-97 | 1 | . | 100 |
| Russell Allison | . | 30 | OK | 5 | 20:09:49 | 100 | 04-Feb-95 | 1 | . | 100 |
| Butch Allmon | . | 51 | TX | 88 | 25:09:20 | 100 | 03-Feb-07 | 1 | . | 100 |
| Donna Allotta | F | 45 | TX | 163 | 15:53:01 | 50 | 07-Feb-09 | . | 2 | 100 |
| Donna Allotta | F | 43 | TX | 88 | 14:13:45 | 50 | 03-Feb-07 | . | 2 | 100 |
| Jorge Amaro | . | 62 | IL | 193 | 28:52:22 | 100 | 06-Feb-10 | 1 | . | 100 |
| Kyle Amos | . | 32 | KS | 8 | 18:14:42 | 100 | 02-Feb-08 | 1 | . | 100 |
| Jill Andersen | F | 27 | CA | 75 | 27:28:50 | 100 | 05-Feb-05 | 1 | . | 100 |
| Collin Anderson | . | 21 | MD | 45 | 22:57:09 | 100 | 07-Feb-09 | 1 | . | 100 |
| Drew Anderson | . | 37 | NY | 39 | 22:47:15 | 100 | 04-Feb-06 | 1 | . | 100 |
| Janice Anderson | F | 35 | GA | 3 | 16:03:30 | 100 | 05-Feb-00 | 1 | . | 100 |
| Joey Anderson | . | 51 | NC | 58 | 23:15:59 | 100 | 03-Feb-07 | 1 | . | 100 |
| Kirk Anderson | . | 32 | IL | 3 | 16:55:32 | 100 | 07-Feb-04 | 1 | . | 100 |
| Robert Anderson | . | 42 | OK | 94 | 10:40:06 | 50 | 06-Feb-10 | . | 1 | 50 |
| Juan Andrade | . | 42 | CT | 53 | 10:25:14 | 50 | 02-Feb-08 | . | 1 | 50 |
| Bill Andrews | . | 46 | CA | 73 | 28:21:50 | 100 | 07-Feb-98 | 1 | . | 100 |
| Laurie Andrews | F | 39 | WY | 37 | 09:57:01 | 50 | 02-Feb-08 | . | 1 | 50 |
| Randy Andrews | . | 55 | NE | 133 | 27:50:06 | 100 | 07-Feb-09 | 4 | . | 400 |
| Randy Andrews | . | 53 | NE | 110 | 26:43:05 | 100 | 02-Feb-08 | 4 | . | 400 |
| Randy Andrews | . | 49 | NE | 110 | 29:52:50 | 100 | 07-Feb-04 | 4 | . | 400 |
| Randy Andrews | . | 48 | UT | 71 | 29:04:02 | 100 | 01-Feb-03 | 4 | . | 400 |
| Scott Andrews | . | 24 | WI | 156 | 29:06:26 | 100 | 07-Feb-09 | 1 | . | 100 |
| William Annicella | . | 44 | IL | 79 | 11:00:46 | 50 | 07-Feb-09 | . | 1 | 50 |
| Bill Antholine | . | 25 | TX | 2 | 16:49:41 | 100 | 04-Feb-95 | 1 | . | 100 |
| Becky Antoon | F | 25 | LA | 135 | 16:13:36 | 50 | 02-Feb-08 | . | 1 | 50 |
| Vincent Antunez | . | 47 | TX | 167 | 29:57:25 | 100 | 02-Feb-08 | 1 | . | 100 |
| Rob Apple | . | 46 | TN | 154 | 28:48:07 | 100 | 02-Feb-08 | 2 | 1 | 250 |
| Rob Apple | . | 45 | TN | 119 | 27:08:54 | 100 | 03-Feb-07 | 2 | 1 | 250 |
| Rob Apple | . | 41 | TN | 12 | 09:56:47 | 50 | 01-Feb-03 | 2 | 1 | 250 |
| Jennifer Aradi | F | 34 | IL | 123 | 27:06:38 | 100 | 07-Feb-09 | 1 | . | 100 |
| Ken Arble | . | 53 | MI | 58 | 09:31:32 | 50 | 06-Feb-10 | 1 | 1 | 150 |
| Ken Arble | . | 52 | MI | 57 | 23:29:50 | 100 | 07-Feb-09 | 1 | 1 | 150 |
| Serge Arbona | . | 37 | MD | 1 | 14:37:45 | 100 | 01-Feb-03 | 1 | . | 100 |
| Ted Archer | . | 30 | CA | 1 | 06:38:01 | 50 | 02-Feb-08 | . | 1 | 50 |
| Harris Argo | . | 45 | TX | 91 | 14:47:49 | 50 | 03-Feb-07 | . | 1 | 50 |
| Alex Armato | . | 48 | TX | 28 | 11:19:04 | 50 | 04-Feb-06 | . | 2 | 100 |
| Alex Armato | . | 47 | TX | 42 | 12:06:38 | 50 | 05-Feb-05 | . | 2 | 100 |
| Chad Armstrong | . | 40 | TX | 42 | 22:52:24 | 100 | 07-Feb-09 | 1 | . | 100 |
| Julie Armstrong | F | 36 | TX | 37 | 08:57:27 | 50 | 06-Feb-10 | . | 1 | 50 |
| Susan Armstrong | F | 48 | UT | 69 | 23:37:05 | 100 | 02-Feb-08 | 1 | . | 100 |
| Andrei Aroneanu | . | 53 | NJ | 38 | 21:47:02 | 100 | 02-Feb-08 | 1 | 1 | 150 |
| Andrei Aroneanu | . | 50 | NJ | 5 | 07:52:00 | 50 | 05-Feb-05 | 1 | 1 | 150 |
| Jeff Arricale | . | 36 | MD | 62 | 10:30:03 | 50 | 02-Feb-08 | . | 1 | 50 |
| Ava Arzola | F | 42 | TX | 93 | 29:23:07 | 100 | 05-Feb-05 | 1 | . | 100 |
| Marie Asbell | F | 46 | TX | 49 | 14:08:16 | 50 | 07-Feb-04 | . | 1 | 50 |
| Ken Ashby | . | 42 | TX | 9 | 21:19:45 | 100 | 04-Feb-95 | 3 | . | 300 |
| Ken Ashby | . | 41 | TX | 8 | 20:29:40 | 100 | 05-Feb-94 | 3 | . | 300 |
| Ken Ashby | . | 40 | TX | 12 | 21:56:00 | 100 | 01-Feb-93 | 3 | . | 300 |
| Kenny Aston | . | 41 | OK | 134 | 28:00:40 | 100 | 03-Feb-07 | 1 | . | 100 |
| Jorge Astorga | . | 28 | TX | 88 | 10:23:20 | 50 | 06-Feb-10 | . | 1 | 50 |
| Bob Audretsch | . | 54 | AZ | 48 | 29:01:20 | 100 | 01-Feb-97 | 1 | . | 100 |
| James Austin | . | 59 | MI | 167 | 28:18:45 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| James Austin | . | 58 | MI | 92 | 11:26:00 | 50 | 07-Feb-09 | 1 | 1 | 150 |
| Amparo Autry | . | 47 | TX | 28 | 12:19:15 | 50 | 02-Feb-02 | . | 1 | 50 |
| John Rocco Aversa | . | 34 | MD | 145 | 27:41:18 | 100 | 06-Feb-10 | 1 | . | 100 |
| Don Aycock | . | 41 | . | 1 | 14:48:45 | 100 | 01-Feb-93 | 1 | . | 100 |
| Bob Ayers Jr. | . | 49 | VT | 39 | 20:55:59 | 100 | 06-Feb-10 | 1 | . | 100 |
| Missy Bache | F | 38 | AZ | 22 | 11:41:28 | 50 | 02-Feb-02 | . | 1 | 50 |
| Stacy Bacon | F | 35 | TX | 112 | 10:54:21 | 50 | 06-Feb-10 | . | 1 | 50 |
| Reid Bader | . | 27 | TX | 77 | 11:14:13 | 50 | 02-Feb-08 | . | 2 | 100 |
| Reid Bader | . | 26 | TX | 58 | 11:43:53 | 50 | 03-Feb-07 | . | 2 | 100 |
| Brenda Baker | F | 41 | TX | 133 | 29:51:30 | 100 | 04-Feb-06 | 1 | . | 100 |
| Tom Baker | . | 52 | GA | 64 | 10:30:20 | 50 | 02-Feb-08 | 1 | 1 | 150 |
| Tom Baker | . | 45 | GA | 32 | 21:25:05 | 100 | 03-Feb-01 | 1 | 1 | 150 |
| Peter Bakwin | . | 37 | CO | 5 | 16:35:17 | 100 | 05-Feb-00 | 1 | . | 100 |
| Jesse Baldwin | . | 29 | OK | 52 | 10:24:30 | 50 | 02-Feb-08 | . | 1 | 50 |
| Joan Balinas | F | 45 | PA | 30 | 10:04:18 | 50 | 03-Feb-07 | . | 1 | 50 |
| Jane Ball | F | 44 | AZ | 56 | 25:32:04 | 100 | 05-Feb-05 | 1 | . | 100 |
| Jim Ball | . | 49 | KY | 36 | 22:31:36 | 100 | 03-Feb-07 | 1 | . | 100 |
| Christine Ballard | F | 56 | WA | 201 | 29:10:02 | 100 | 06-Feb-10 | 1 | . | 100 |
| Lynn Ballard | . | 49 | TX | 42 | 23:02:25 | 100 | 04-Feb-06 | 1 | . | 100 |
| Dawn Banka | F | 37 | TX | 93 | 10:31:33 | 50 | 06-Feb-10 | . | 1 | 50 |
| Daniel Bar | . | 22 | OK | 26 | 08:32:43 | 50 | 06-Feb-10 | . | 1 | 50 |
| Steve Barlow | . | 37 | TX | 5 | 19:07:33 | 100 | 06-Feb-99 | 1 | . | 100 |
| Alan Barnes | . | 54 | MO | 67 | 23:01:55 | 100 | 06-Feb-10 | 1 | . | 100 |
| Alan Barnes | . | 53 | MO | 95 | 25:44:55 | 100 | 07-Feb-09 | 1 | . | 100 |
| Jim Barnes | . | 58 | AL | 25 | 23:38:41 | 100 | 01-Feb-97 | 1 | . | 100 |
| Rita Barnes | F | 51 | OH | 77 | 23:49:50 | 100 | 03-Feb-07 | 1 | . | 100 |
| Robert Barnett | . | 53 | CO | 124 | 27:31:34 | 100 | 02-Feb-08 | 1 | . | 100 |
| Jay Barry | . | 54 | PA | 156 | 28:53:33 | 100 | 02-Feb-08 | 9 | . | 900 |
| Jay Barry | . | 53 | PA | 123 | 27:19:27 | 100 | 03-Feb-07 | 9 | . | 900 |
| Jay Barry | . | 52 | PA | 118 | 28:38:33 | 100 | 04-Feb-06 | 9 | . | 900 |
| Jay Barry | . | 50 | PA | 74 | 26:05:13 | 100 | 07-Feb-04 | 9 | . | 900 |
| Jay Barry | . | 49 | PA | 54 | 27:32:46 | 100 | 01-Feb-03 | 9 | . | 900 |
| Jay Barry | . | 44 | PA | 74 | 28:42:28 | 100 | 07-Feb-98 | 9 | . | 900 |
| Jay Barry | . | 43 | PA | 30 | 25:16:06 | 100 | 01-Feb-97 | 9 | . | 900 |
| Jay Barry | . | 41 | PA | 21 | 25:56:40 | 100 | 04-Feb-95 | 9 | . | 900 |
| Jay Barry | . | 40 | PA | 23 | 26:37:04 | 100 | 05-Feb-94 | 9 | . | 900 |
| Joe Barry | . | 61 | TX | 151 | 28:40:46 | 100 | 02-Feb-08 | 6 | 1 | 650 |
| Joe Barry | . | 60 | TX | 114 | 27:00:57 | 100 | 03-Feb-07 | 6 | 1 | 650 |
| Joe Barry | . | 59 | TX | 119 | 28:38:33 | 100 | 04-Feb-06 | 6 | 1 | 650 |
| Joe Barry | . | 58 | TX | 89 | 28:44:59 | 100 | 05-Feb-05 | 6 | 1 | 650 |
| Joe Barry | . | 56 | TX | 28 | 13:38:36 | 50 | 01-Feb-03 | 6 | 1 | 650 |
| Joe Barry | . | 47 | TX | 24 | 26:37:05 | 100 | 05-Feb-94 | 6 | 1 | 650 |
| Joe Barry | . | 46 | TX | 25 | 26:47:42 | 100 | 01-Feb-93 | 6 | 1 | 650 |
| Curtis Barton | . | 28 | TX | 84 | 11:32:10 | 50 | 02-Feb-08 | . | 1 | 50 |
| Michelle Barton | F | 34 | CA | 95 | 27:08:13 | 100 | 04-Feb-06 | 1 | . | 100 |
| Nick Bassett | . | 60 | AZ | 21 | 09:36:06 | 50 | 05-Feb-05 | 3 | 3 | 450 |
| Nick Bassett | . | 58 | AZ | 5 | 09:11:52 | 50 | 01-Feb-03 | 3 | 3 | 450 |
| Nick Bassett | . | 57 | AZ | 11 | 10:11:31 | 50 | 02-Feb-02 | 3 | 3 | 450 |
| Nick Bassett | . | 55 | AZ | 34 | 22:22:35 | 100 | 05-Feb-00 | 3 | 3 | 450 |
| Nick Bassett | . | 54 | WY | 11 | 19:47:57 | 100 | 06-Feb-99 | 3 | 3 | 450 |
| Nick Bassett | . | 53 | WY | 8 | 18:32:27 | 100 | 07-Feb-98 | 3 | 3 | 450 |
| Brett Bassham | . | 48 | TX | 70 | 23:55:41 | 100 | 07-Feb-09 | 2 | . | 200 |
| Brett Bassham | . | 38 | TX | 17 | 21:17:26 | 100 | 06-Feb-99 | 2 | . | 200 |
| Gerald Batchen | . | 36 | ID | 8 | 08:42:45 | 50 | 04-Feb-06 | . | 1 | 50 |
| Jay Batchen | . | 39 | ID | 47 | 10:12:00 | 50 | 02-Feb-08 | . | 1 | 50 |
| Wayne Bates | . | 50 | NY | 89 | 25:20:11 | 100 | 07-Feb-09 | 1 | 1 | 150 |
| Wayne Bates | . | 49 | NY | 58 | 10:26:43 | 50 | 02-Feb-08 | 1 | 1 | 150 |
| Veronica Battaglia | F | 36 | AR | 31 | 21:34:51 | 100 | 07-Feb-09 | 1 | . | 100 |
| Alberto Battaglino | . | 44 | TX | 96 | 10:41:06 | 50 | 06-Feb-10 | . | 1 | 50 |
| Hans Bauer | . | 38 | NH | 13 | 18:58:50 | 100 | 03-Feb-07 | 1 | . | 100 |
| Donald Baun | . | 42 | . | 13 | 22:52:58 | 100 | 01-Feb-93 | 1 | . | 100 |
| Mark Beals | . | 46 | IN | 77 | 10:58:17 | 50 | 07-Feb-09 | . | 1 | 50 |
| Logan Beaulieu | . | 34 | Canada | 64 | 23:26:16 | 100 | 03-Feb-07 | 1 | . | 100 |
| Dave Beavin | . | 60 | GA | 212 | 29:24:49 | 100 | 06-Feb-10 | 1 | . | 100 |
| Robert Beck | . | 67 | TX | 52 | 14:57:45 | 50 | 04-Feb-06 | . | 4 | 200 |
| Robert Beck | . | 66 | TX | 54 | 14:08:21 | 50 | 05-Feb-05 | . | 4 | 200 |
| Robert Beck | . | 65 | TX | 48 | 13:51:11 | 50 | 07-Feb-04 | . | 4 | 200 |
| Robert Beck | . | 64 | TX | 31 | 15:12:54 | 50 | 01-Feb-03 | . | 4 | 200 |
| Robert Becker | . | 62 | FL | 74 | 23:50:18 | 100 | 02-Feb-08 | 2 | . | 200 |
| Robert Becker | . | 61 | FL | 66 | 23:30:07 | 100 | 03-Feb-07 | 2 | . | 200 |
| George Beech | . | 44 | . | 9 | 20:41:25 | 100 | 05-Feb-94 | 1 | . | 100 |
| Vicky Begalle | F | 53 | MI | 225 | 15:00:44 | 50 | 06-Feb-10 | . | 1 | 50 |
| Ron Behrmann | . | 56 | WA | 13 | 21:50:56 | 100 | 01-Feb-97 | 1 | . | 100 |
| Jim Beiter | . | 38 | KS | 53 | 09:21:44 | 50 | 06-Feb-10 | . | 1 | 50 |
| Bill Belew | . | 43 | Jpn | 46 | 23:39:09 | 100 | 07-Feb-98 | 1 | . | 100 |
| Adrian Belitu | . | 34 | IL | 46 | 22:23:09 | 100 | 02-Feb-08 | 1 | . | 100 |
| Diane Bell | F | 38 | AR | 23 | 26:22:42 | 100 | 04-Feb-95 | 1 | . | 100 |
| Susan Bell | F | 46 | TX | 176 | 28:34:37 | 100 | 06-Feb-10 | 3 | . | 300 |
| Susan Bell | F | 43 | TX | 133 | 27:59:03 | 100 | 03-Feb-07 | 3 | . | 300 |
| Susan Bell | F | 42 | TX | 110 | 28:11:33 | 100 | 04-Feb-06 | 3 | . | 300 |
| Niki Bellnoski | F | 22 | TX | 88 | 25:14:05 | 100 | 07-Feb-09 | 1 | . | 100 |
| Ben Benjamin | . | 61 | OR | 84 | 25:09:31 | 100 | 07-Feb-09 | 1 | . | 100 |
| Pat Benner | . | 41 | CO | 27 | 21:28:08 | 100 | 04-Feb-06 | 1 | . | 100 |
| Charles Bennett | . | 36 | IL | 105 | 25:32:17 | 100 | 06-Feb-10 | 1 | . | 100 |
| Peter Bennett | . | 29 | TX | 38 | 11:48:28 | 50 | 07-Feb-04 | 1 | 1 | 150 |
| Peter Bennett | . | 27 | TX | 77 | 27:54:33 | 100 | 02-Feb-02 | 1 | 1 | 150 |
| Tom Bennett | . | 51 | KY | 30 | 22:06:00 | 100 | 07-Feb-98 | 1 | . | 100 |
| William Bennett | . | 56 | CA | 75 | 23:41:14 | 100 | 03-Feb-07 | 1 | . | 100 |
| John Benson | . | 49 | TX | 120 | 13:42:24 | 50 | 02-Feb-08 | . | 1 | 50 |
| Nels Bentson | . | 58 | OK | 55 | 27:38:11 | 100 | 01-Feb-03 | 1 | . | 100 |
| Ron Berby | . | 54 | MI | 44 | 28:05:50 | 100 | 01-Feb-97 | 2 | . | 200 |
| Ron Berby | . | 52 | MI | 31 | 28:16:28 | 100 | 04-Feb-95 | 2 | . | 200 |
| David Berdis | . | 48 | TX | 108 | 26:43:21 | 100 | 03-Feb-07 | 5 | . | 500 |
| David Berdis | . | 47 | TX | 63 | 24:16:34 | 100 | 04-Feb-06 | 5 | . | 500 |
| David Berdis | . | 46 | TX | 46 | 23:44:42 | 100 | 05-Feb-05 | 5 | . | 500 |
| David Berdis | . | 45 | TX | 71 | 25:49:35 | 100 | 07-Feb-04 | 5 | . | 500 |
| David Berdis | . | 41 | TX | 74 | 27:18:16 | 100 | 05-Feb-00 | 5 | . | 500 |
| James Berger | . | 53 | TX | 155 | 11:49:02 | 50 | 06-Feb-10 | . | 1 | 50 |
| Iam Bergin | . | 31 | MS | 60 | 12:07:02 | 50 | 03-Feb-07 | . | 1 | 50 |
| Steven Bernhardt | . | 45 | WI | 52 | 09:21:39 | 50 | 06-Feb-10 | . | 1 | 50 |
| Stan Beutler | . | 52 | UT | 81 | 23:27:03 | 100 | 06-Feb-10 | 3 | . | 300 |
| Stan Beutler | . | 51 | UT | 74 | 24:33:39 | 100 | 07-Feb-09 | 3 | . | 300 |
| Stan Beutler | . | 44 | NM | 67 | 26:45:50 | 100 | 02-Feb-02 | 3 | . | 300 |
| Gabe Bevan | . | 36 | MO | 23 | 20:57:59 | 100 | 07-Feb-09 | 2 | . | 200 |
| Gabe Bevan | . | 35 | MO | 17 | 19:33:41 | 100 | 02-Feb-08 | 2 | . | 200 |
| Naresh Bhagavatha | . | 31 | TX | 158 | 29:09:31 | 100 | 07-Feb-09 | 1 | . | 100 |
| Matt Bickhard | . | 45 | KS | 148 | 28:32:16 | 100 | 02-Feb-08 | 1 | . | 100 |
| John Bigelow | . | 49 | OK | 48 | 22:00:02 | 100 | 06-Feb-10 | 1 | . | 100 |
| Paula Billman | F | 52 | TX | 48 | 14:13:28 | 50 | 04-Feb-06 | . | 1 | 50 |
| Brad Birkholz | . | 39 | WI | 84 | 25:02:47 | 100 | 02-Feb-08 | 1 | . | 100 |
| Dennis Bisnette | . | 46 | MS | 64 | 12:28:15 | 50 | 03-Feb-07 | . | 1 | 50 |
| Lindsay Bissonnet | F | 27 | TX | 54 | 16:00:20 | 50 | 04-Feb-06 | . | 1 | 50 |
| Grass Bjorn | . | 36 | Ger | 10 | 18:36:30 | 100 | 07-Feb-98 | 1 | . | 100 |
| Kevin Blacquiere | . | 29 | TX | 101 | 12:20:49 | 50 | 02-Feb-08 | . | 1 | 50 |
| Steve Blake | . | 53 | TX | 143 | 27:39:13 | 100 | 06-Feb-10 | 3 | 1 | 350 |
| Steve Blake | . | 50 | TX | 121 | 27:12:09 | 100 | 03-Feb-07 | 3 | 1 | 350 |
| Steve Blake | . | 49 | TX | 107 | 27:58:18 | 100 | 04-Feb-06 | 3 | 1 | 350 |
| Steve Blake | . | 47 | TX | 21 | 10:16:22 | 50 | 07-Feb-04 | 3 | 1 | 350 |
| John Blanchard | . | 50 | TX | 36 | 09:32:00 | 50 | 07-Feb-09 | . | 1 | 50 |
| Kennerth Bland | . | 58 | AR | 136 | 28:10:07 | 100 | 03-Feb-07 | 1 | . | 100 |
| Brett Blankner | . | 35 | TX | 88 | 11:15:46 | 50 | 07-Feb-09 | . | 2 | 100 |
| Brett Blankner | . | 34 | TX | 108 | 12:48:00 | 50 | 02-Feb-08 | . | 2 | 100 |
| Laura Bleakley | F | 37 | NH | 51 | 22:53:39 | 100 | 03-Feb-07 | 1 | . | 100 |
| Mark Blenden | . | 52 | TX | 37 | 22:43:32 | 100 | 02-Feb-02 | 1 | . | 100 |
| Ben Blessing | . | 26 | ID | 44 | 21:21:02 | 100 | 06-Feb-10 | 1 | . | 100 |
| Earl Blewett | . | 34 | OK | 13 | 20:47:11 | 100 | 06-Feb-99 | 1 | . | 100 |
| Kevin Bligan | . | 46 | PA | 9 | 19:07:57 | 100 | 04-Feb-06 | 4 | . | 400 |
| Kevin Bligan | . | 42 | PA | 25 | 20:14:25 | 100 | 02-Feb-02 | 4 | . | 400 |
| Kevin Bligan | . | 41 | PA | 14 | 19:18:25 | 100 | 03-Feb-01 | 4 | . | 400 |
| Kevin Bligan | . | 40 | PA | 36 | 22:24:59 | 100 | 05-Feb-00 | 4 | . | 400 |
| David Bliss | . | 41 | WA | 72 | 25:52:58 | 100 | 07-Feb-04 | 2 | . | 200 |
| David Bliss | . | 40 | IL | 36 | 25:10:26 | 100 | 01-Feb-03 | 2 | . | 200 |
| Lisa Bliss | F | 35 | WA | 22 | 10:16:50 | 50 | 07-Feb-04 | . | 1 | 50 |
| Andrew Bloom | . | 23 | IL | 4 | 06:57:11 | 50 | 06-Feb-10 | . | 1 | 50 |
| George Blust | . | 40 | TX | 139 | 27:31:02 | 100 | 06-Feb-10 | 3 | . | 300 |
| George Blust | . | 39 | TX | 102 | 25:56:54 | 100 | 07-Feb-09 | 3 | . | 300 |
| George Blust | . | 38 | OH | 98 | 25:50:49 | 100 | 02-Feb-08 | 3 | . | 300 |
| Roger Boak | . | 51 | TX | 32 | 22:05:35 | 100 | 05-Feb-00 | 1 | . | 100 |
| Alfred Bogenhuber | . | 58 | CA | 9 | 18:32:27 | 100 | 07-Feb-98 | 1 | . | 100 |
| Edith Bogenhuber | F | 54 | CA | 9 | 19:19:34 | 100 | 06-Feb-99 | 1 | . | 100 |
| Edward Boggess | . | 40 | CO | 3 | 17:57:43 | 100 | 06-Feb-99 | 1 | . | 100 |
| Linda Boggs | F | 56 | TX | 121 | 12:48:09 | 50 | 07-Feb-09 | . | 1 | 50 |
| Jerry Bollig | . | 48 | WI | 18 | 20:35:32 | 100 | 07-Feb-98 | 1 | . | 100 |
| Gina Bolton | F | 29 | TX | 48 | 23:11:10 | 100 | 07-Feb-09 | 1 | . | 100 |
| Liz Bondar | F | 41 | MI | 128 | 11:17:15 | 50 | 06-Feb-10 | . | 1 | 50 |
| Edward Borgess | . | 41 | CO | 7 | 16:55:55 | 100 | 05-Feb-00 | 1 | . | 100 |
| Roger Bosley | . | 63 | IN | 100 | 29:07:59 | 100 | 07-Feb-04 | 1 | . | 100 |
| Robert Botto | . | 60 | TX | 204 | 29:12:15 | 100 | 06-Feb-10 | 8 | . | 800 |
| Robert Botto | . | 59 | TX | 149 | 28:47:48 | 100 | 07-Feb-09 | 8 | . | 800 |
| Robert Botto | . | 57 | TX | 124 | 27:32:44 | 100 | 03-Feb-07 | 8 | . | 800 |
| Robert Botto | . | 56 | TX | 75 | 25:22:27 | 100 | 04-Feb-06 | 8 | . | 800 |
| Robert Botto | . | 54 | TX | 82 | 26:43:56 | 100 | 07-Feb-04 | 8 | . | 800 |
| Robert Botto | . | 52 | TX | 52 | 23:50:46 | 100 | 02-Feb-02 | 8 | . | 800 |
| Robert Botto | . | 51 | TX | 71 | 26:50:40 | 100 | 03-Feb-01 | 8 | . | 800 |
| Robert Botto | . | 50 | TX | 64 | 25:49:58 | 100 | 05-Feb-00 | 8 | . | 800 |
| Kevin Boudreaux | . | 34 | TX | 28 | 09:07:19 | 50 | 07-Feb-09 | . | 1 | 50 |
| Stacie Boudreaux | F | 31 | TX | 130 | 11:22:01 | 50 | 06-Feb-10 | . | 1 | 50 |
| Mike Bouscaren | . | 55 | MA | 16 | 10:29:32 | 50 | 01-Feb-03 | . | 1 | 50 |
| Steve Boutilier | . | 35 | MD | 10 | 21:41:13 | 100 | 04-Feb-95 | 2 | . | 200 |
| Steve Boutitier | . | 36 | MD | 12 | 22:08:41 | 100 | 03-Feb-96 | 2 | . | 200 |
| Timothy Bowers | . | 45 | MN | 154 | 29:02:10 | 100 | 07-Feb-09 | 1 | . | 100 |
| Ted Bowles | . | 40 | IL | 45 | 21:22:15 | 100 | 06-Feb-10 | 1 | . | 100 |
| Reece Boyda | . | 20 | AB | 52 | 14:26:17 | 50 | 07-Feb-04 | . | 1 | 50 |
| John Bozung | . | 48 | UT | 13 | 10:30:22 | 50 | 02-Feb-02 | . | 1 | 50 |
| Marv Bradley | . | 70 | CO | 132 | 11:22:52 | 50 | 06-Feb-10 | . | 1 | 50 |
| Liz Brandt | F | 36 | VA | 54 | 26:20:20 | 100 | 06-Feb-99 | 1 | . | 100 |
| Conner Branham | . | 18 | TX | 104 | 10:47:36 | 50 | 06-Feb-10 | . | 1 | 50 |
| Dan Bratches | . | 34 | ME | 57 | 24:46:45 | 100 | 07-Feb-04 | 2 | . | 200 |
| Dan Bratches | . | 34 | ME | 64 | 28:19:09 | 100 | 01-Feb-03 | 2 | . | 200 |
| Bill Braun | . | 49 | CA | 14 | 19:51:53 | 100 | 07-Feb-98 | 1 | . | 100 |
| Roger Braun | . | 48 | TX | 80 | 28:21:11 | 100 | 02-Feb-02 | 1 | . | 100 |
| Dan Brenden | . | 58 | AZ | 75 | 23:19:29 | 100 | 06-Feb-10 | 7 | . | 700 |
| Dan Brenden | . | 57 | AZ | 49 | 23:13:03 | 100 | 07-Feb-09 | 7 | . | 700 |
| Dan Brenden | . | 56 | AZ | 78 | 24:25:38 | 100 | 02-Feb-08 | 7 | . | 700 |
| Dan Brenden | . | 55 | AZ | 47 | 22:48:24 | 100 | 03-Feb-07 | 7 | . | 700 |
| Dan Brenden | . | 54 | AZ | 46 | 23:26:59 | 100 | 04-Feb-06 | 7 | . | 700 |
| Dan Brenden | . | 53 | AZ | 17 | 21:25:03 | 100 | 05-Feb-05 | 7 | . | 700 |
| Dan Brenden | . | 52 | AZ | 29 | 21:35:20 | 100 | 07-Feb-04 | 7 | . | 700 |
| Leonard Brenner | . | 61 | TX | 81 | 28:01:35 | 100 | 05-Feb-00 | 1 | . | 100 |
| James Breyfogle | . | 28 | NM | 29 | 19:39:57 | 100 | 06-Feb-10 | 1 | . | 100 |
| Ed Brickell | . | 49 | TX | 127 | 27:23:44 | 100 | 07-Feb-09 | 1 | . | 100 |
| John JB Bridgeo | . | 46 | HI | 53 | 25:14:24 | 100 | 05-Feb-05 | 1 | . | 100 |
| Aubrey Bridges | . | 54 | TX | 92 | 11:51:16 | 50 | 02-Feb-08 | . | 1 | 50 |
| Sue Briers | F | 46 | FL | 40 | 22:56:28 | 100 | 02-Feb-02 | 1 | . | 100 |
| Brian Briggs | . | 44 | TX | 173 | 28:29:19 | 100 | 06-Feb-10 | 1 | . | 100 |
| Juan Brito | . | 28 | WA | 135 | 28:07:31 | 100 | 03-Feb-07 | 1 | . | 100 |
| Brian Brode | . | 48 | TX | 124 | 12:53:35 | 50 | 07-Feb-09 | . | 1 | 50 |
| Mike Broderick | . | 46 | MD | 17 | 22:11:36 | 100 | 01-Feb-03 | 1 | . | 100 |
| Rebecca Broedel | F | 25 | NY | 44 | 09:44:22 | 50 | 07-Feb-09 | . | 1 | 50 |
| Beverly Brower | F | 28 | MS | 58 | 22:39:09 | 100 | 06-Feb-10 | 1 | . | 100 |
| John Brower | . | 34 | MS | 24 | 19:12:35 | 100 | 06-Feb-10 | 1 | . | 100 |
| Buddy Brown | . | 51 | TX | 41 | 09:34:48 | 50 | 07-Feb-09 | . | 1 | 50 |
| David Brown | . | 31 | TX | 9 | 07:25:49 | 50 | 06-Feb-10 | . | 1 | 50 |
| Devin Brown | . | 35 | TX | 73 | 09:50:30 | 50 | 06-Feb-10 | . | 1 | 50 |
| Devin Brown | . | 34 | TX | 81 | 11:04:43 | 50 | 07-Feb-09 | . | 1 | 50 |
| George Brown | . | 56 | TX | 227 | 15:00:57 | 50 | 06-Feb-10 | . | 1 | 50 |
| Sandi Brown | F | 37 | LA | 134 | 16:13:35 | 50 | 02-Feb-08 | . | 1 | 50 |
| Shawna Brown | F | 52 | TX | 53 | 13:55:20 | 50 | 05-Feb-05 | . | 1 | 50 |
| Walter Brown | . | 42 | LA | 139 | 17:08:17 | 50 | 02-Feb-08 | . | 1 | 50 |
| Roman Broyles | . | 38 | OK | 218 | 14:31:05 | 50 | 06-Feb-10 | . | 1 | 50 |
| Brendan Brustad | . | 22 | OK | 134 | 28:00:14 | 100 | 02-Feb-08 | 1 | . | 100 |
| Jim Bryan | . | 58 | TX | 124 | 11:07:22 | 50 | 06-Feb-10 | . | 1 | 50 |
| Tina Buchan | F | 47 | TX | 138 | 11:26:44 | 50 | 06-Feb-10 | . | 1 | 50 |
| James Buchwalter | . | 49 | TX | 15 | 09:00:50 | 50 | 03-Feb-07 | . | 2 | 100 |
| James Buchwalter | . | 48 | TX | 4 | 08:00:21 | 50 | 04-Feb-06 | . | 2 | 100 |
| Mark Buescher | . | 47 | TX | 115 | 27:02:25 | 100 | 03-Feb-07 | 7 | . | 700 |
| Mark Buescher | . | 45 | TX | 47 | 23:44:58 | 100 | 05-Feb-05 | 7 | . | 700 |
| Mark Buescher | . | 44 | TX | 23 | 20:41:46 | 100 | 07-Feb-04 | 7 | . | 700 |
| Mark Buescher | . | 43 | TX | 15 | 21:53:33 | 100 | 01-Feb-03 | 7 | . | 700 |
| Mark Buescher | . | 41 | TX | 87 | 28:25:57 | 100 | 03-Feb-01 | 7 | . | 700 |
| Mark Buescher | . | 38 | TX | 21 | 20:47:33 | 100 | 07-Feb-98 | 7 | . | 700 |
| Mark Buescher | . | 37 | TX | 16 | 22:20:14 | 100 | 01-Feb-97 | 7 | . | 700 |
| Jane Bui | F | 32 | TX | 212 | 14:18:05 | 50 | 06-Feb-10 | . | 1 | 50 |
| Lorraine Bunk | F | 66 | Wi | 57 | 11:42:16 | 50 | 03-Feb-07 | . | 1 | 50 |
| Heather Burcar | F | 28 | CO | 61 | 23:21:47 | 100 | 03-Feb-07 | 1 | . | 100 |
| David Burdette | . | 50 | TX | 82 | 11:04:43 | 50 | 07-Feb-09 | . | 1 | 50 |
| Marge Burley | F | 55 | MD | 68 | 26:23:42 | 100 | 03-Feb-01 | 1 | . | 100 |
| Rick Burnett | . | 44 | MD | 39 | 22:56:28 | 100 | 02-Feb-02 | 1 | . | 100 |
| Kenneth Burns | . | 68 | MI | 19 | 09:54:52 | 50 | 07-Feb-04 | . | 1 | 50 |
| Michelle Burr | F | 36 | MD | 10 | 17:23:35 | 100 | 02-Feb-02 | 2 | . | 200 |
| Michelle Burr | F | 35 | MD | 17 | 19:33:55 | 100 | 03-Feb-01 | 2 | . | 200 |
| Dane Burrows | . | 21 | TX | 150 | 14:21:54 | 50 | 07-Feb-09 | . | 1 | 50 |
| Steve Burrows | . | 58 | Canada | 122 | 26:35:32 | 100 | 06-Feb-10 | 1 | . | 100 |
| David Bursler | . | 41 | DE | 4 | 15:57:25 | 100 | 04-Feb-06 | 5 | . | 500 |
| David Bursler | . | 40 | DE | 5 | 16:58:12 | 100 | 05-Feb-05 | 5 | . | 500 |
| David Bursler | . | 39 | DE | 12 | 19:31:06 | 100 | 07-Feb-04 | 5 | . | 500 |
| David Bursler | . | 36 | DE | 4 | 17:09:05 | 100 | 03-Feb-01 | 5 | . | 500 |
| David Bursler | . | 35 | DE | 16 | 20:32:19 | 100 | 05-Feb-00 | 5 | . | 500 |
| Michelle Burt | F | 40 | TX | 82 | 11:31:30 | 50 | 02-Feb-08 | . | 2 | 100 |
| Michelle Burt | F | 39 | TX | 72 | 12:55:27 | 50 | 03-Feb-07 | . | 2 | 100 |
| Monica Burt | F | 32 | TX | 40 | 25:38:30 | 100 | 01-Feb-03 | 1 | . | 100 |
| Jared Busen | . | 26 | IL | 27 | 21:20:58 | 100 | 07-Feb-09 | 1 | . | 100 |
| Charlie Buser | . | 26 | TX | 69 | 09:44:30 | 50 | 06-Feb-10 | . | 1 | 50 |
| Thomas Bussiere | . | 46 | GA | 146 | 27:43:53 | 100 | 06-Feb-10 | 1 | . | 100 |
| Fred Butler | . | 55 | TX | 57 | 10:25:52 | 50 | 07-Feb-09 | . | 1 | 50 |
| Rob Byrne | . | 43 | CA | 9 | 18:36:28 | 100 | 03-Feb-01 | 1 | . | 100 |
| Pete Cahill | . | 38 | TX | 21 | 11:29:50 | 50 | 01-Feb-03 | 1 | 1 | 150 |
| Pete Cahill | . | 41 | TX | 65 | 27:59:32 | 100 | 06-Feb-99 | 1 | 1 | 150 |
| David Caillouet | . | 50 | AR | 134 | 13:29:45 | 50 | 07-Feb-09 | . | 1 | 50 |
| Robert Calabria | . | 68 | NC | 161 | 28:09:08 | 100 | 06-Feb-10 | 9 | . | 900 |
| Robert Calabria | . | 65 | NC | 107 | 26:28:02 | 100 | 03-Feb-07 | 9 | . | 900 |
| Robert Calabria | . | 64 | NC | 70 | 24:56:18 | 100 | 04-Feb-06 | 9 | . | 900 |
| Robert Calabria | . | 63 | NC | 54 | 25:22:30 | 100 | 05-Feb-05 | 9 | . | 900 |
| Robert Calabria | . | 62 | NC | 69 | 25:36:15 | 100 | 07-Feb-04 | 9 | . | 900 |
| Robert Calabria | . | 61 | NC | 37 | 25:10:26 | 100 | 01-Feb-03 | 9 | . | 900 |
| Robert Calabria | . | 59 | NC | 52 | 24:29:58 | 100 | 03-Feb-01 | 9 | . | 900 |
| Robert Calabria | . | 58 | NC | 57 | 24:47:02 | 100 | 05-Feb-00 | 9 | . | 900 |
| Robert Calabria | . | 57 | NC | 35 | 23:43:48 | 100 | 06-Feb-99 | 9 | . | 900 |
| Joshua Calhoun | . | 25 | TX | 25 | 20:56:26 | 100 | 07-Feb-04 | 1 | . | 100 |
| Duncan Callahan | . | 26 | CO | 2 | 06:11:54 | 50 | 07-Feb-09 | . | 1 | 50 |
| Nathaniel Cameron | . | 29 | TX | 67 | 09:42:17 | 50 | 06-Feb-10 | . | 1 | 50 |
| Carl Camp | . | 41 | DE | 60 | 27:52:59 | 100 | 01-Feb-03 | 1 | . | 100 |
| Michael Campbell | . | 59 | VA | 12 | 19:37:37 | 100 | 07-Feb-09 | 4 | . | 400 |
| Michael Campbell | . | 57 | VA | 29 | 22:03:20 | 100 | 03-Feb-07 | 4 | . | 400 |
| Michael Campbell | . | 56 | VA | 35 | 22:32:02 | 100 | 04-Feb-06 | 4 | . | 400 |
| Michael Campbell | . | 52 | VA | 28 | 20:38:38 | 100 | 02-Feb-02 | 4 | . | 400 |
| Michael Campbell | . | 44 | CA | 72 | 28:47:36 | 100 | 06-Feb-99 | 1 | . | 100 |
| Ellis Canady | . | 32 | TX | 100 | 12:11:30 | 50 | 02-Feb-08 | . | 1 | 50 |
| Gloria Canchola | F | 48 | TX | 118 | 12:31:14 | 50 | 07-Feb-09 | . | 2 | 100 |
| Gloria Canchola | F | 46 | TX | 66 | 12:28:42 | 50 | 03-Feb-07 | . | 2 | 100 |
| Robert Canfield | . | 38 | TX | 32 | 10:30:57 | 50 | 05-Feb-05 | . | 1 | 50 |
| Bob Cannata | . | 63 | . | 31 | 29:36:00 | 100 | 05-Feb-94 | 2 | . | 200 |
| Bob Cannata | . | 62 | . | 28 | 29:39:50 | 100 | 01-Feb-93 | 2 | . | 200 |
| Dave Capron | . | 51 | CA | 34 | 25:52:31 | 100 | 01-Feb-97 | 1 | . | 100 |
| Grant Carboni | . | 39 | CA | 50 | 22:11:37 | 100 | 06-Feb-10 | 1 | . | 100 |
| Leslie Carboni | F | 36 | CA | 144 | 27:41:05 | 100 | 06-Feb-10 | 1 | . | 100 |
| Hillary Cardin | F | 28 | NY | 36 | 10:20:57 | 50 | 03-Feb-07 | . | 1 | 50 |
| Greg Carlson | . | 29 | TX | 39 | 22:40:04 | 100 | 07-Feb-09 | 1 | . | 100 |
| Rick Carmen | . | 39 | OK | 24 | 08:23:29 | 50 | 06-Feb-10 | . | 1 | 50 |
| Dan Carothers | . | 46 | CA | 61 | 26:23:10 | 100 | 05-Feb-05 | 1 | . | 100 |
| Bob Carpenter | . | 62 | CA | 69 | 26:37:03 | 100 | 05-Feb-00 | 1 | . | 100 |
| Rick Carr | . | 50 | TX | 76 | 13:21:20 | 50 | 03-Feb-07 | . | 1 | 50 |
| Stan Carrier | . | 47 | OK | 116 | 28:36:50 | 100 | 04-Feb-06 | 1 | . | 100 |
| Kevin Carroll | . | 48 | WA | 7 | 18:31:05 | 100 | 01-Feb-03 | 1 | . | 100 |
| Larry Carroll | . | 59 | WA | 39 | 22:38:55 | 100 | 05-Feb-00 | 1 | . | 100 |
| Sharon Carroll | F | 59 | WA | 73 | 27:20:00 | 100 | 02-Feb-02 | 1 | . | 100 |
| June Caseria | F | 25 | CA | 79 | 10:01:56 | 50 | 06-Feb-10 | . | 1 | 50 |
| Diane Casey | F | 46 | CA | 45 | 09:46:21 | 50 | 07-Feb-09 | . | 1 | 50 |
| Jonathan Casey | . | 23 | TX | 31 | 09:27:41 | 50 | 02-Feb-08 | . | 1 | 50 |
| Kyle Cashin | . | 37 | PA | 10 | 18:02:58 | 100 | 03-Feb-07 | 1 | . | 100 |
| John Cassidy | . | 43 | CO | 133 | 28:00:11 | 100 | 02-Feb-08 | 1 | . | 100 |
| Alfred Castillo | . | 40 | CA | 163 | 28:13:19 | 100 | 06-Feb-10 | 1 | . | 100 |
| Nick Castillo | . | 48 | TX | 11 | 09:03:15 | 50 | 04-Feb-06 | . | 1 | 50 |
| Tony Cauchi | . | 34 | MO | 26 | 21:38:05 | 100 | 03-Feb-07 | 1 | . | 100 |
| Alamar Cavada | F | 28 | TX | 92 | 10:30:25 | 50 | 06-Feb-10 | . | 1 | 50 |
| Matthew Chaffin | . | 40 | NY | 5 | 18:04:31 | 100 | 07-Feb-09 | 1 | . | 100 |
| Arnie Chaiyavet | . | 39 | TX | 100 | 10:44:25 | 50 | 06-Feb-10 | . | 1 | 50 |
| Antonio Chalita | . | 35 | Mexico | 97 | 25:50:46 | 100 | 07-Feb-09 | 1 | . | 100 |
| Alfonso Chan | . | 40 | TX | 223 | 14:48:19 | 50 | 06-Feb-10 | . | 1 | 50 |
| Chris Chandler | F | 48 | TX | 43 | 12:18:15 | 50 | 07-Feb-04 | . | 1 | 50 |
| Edward Chang | . | 35 | NJ | 172 | 18:41:46 | 50 | 07-Feb-09 | . | 1 | 50 |
| Jeffery Scott Chapman | . | 33 | TX | 207 | 13:59:51 | 50 | 06-Feb-10 | . | 1 | 50 |
| Tom Chapman | . | 42 | OR | 64 | 26:27:28 | 100 | 02-Feb-02 | 1 | . | 100 |
| Dan Charleson | . | 53 | IN | 37 | 20:44:52 | 100 | 06-Feb-10 | 1 | . | 100 |
| Andy Chasteen | . | 31 | OK | 30 | 09:12:33 | 50 | 07-Feb-09 | . | 1 | 50 |
| Trishul Cherns | . | 51 | NY | 135 | 28:01:28 | 100 | 07-Feb-09 | 1 | . | 100 |
| Byron Chikinda | . | 49 | Alb | 61 | 25:52:38 | 100 | 03-Feb-01 | 1 | . | 100 |
| Joy Chikinda | F | 40 | Alb | 60 | 25:52:38 | 100 | 03-Feb-01 | 1 | . | 100 |
| Jill Childers | F | 43 | CA | 63 | 10:30:10 | 50 | 02-Feb-08 | . | 1 | 50 |
| Jenny Chow | F | 46 | NJ | 40 | 21:02:03 | 100 | 06-Feb-10 | 2 | . | 200 |
| Jenny Chow | F | 45 | NJ | 15 | 19:45:09 | 100 | 07-Feb-09 | 2 | . | 200 |
| Randy Christian | . | 43 | OR | 76 | 27:21:17 | 100 | 05-Feb-00 | 1 | . | 100 |
| Willie Chung | . | 40 | IL | 148 | 28:47:40 | 100 | 07-Feb-09 | 1 | . | 100 |
| Josh Cichy | . | 33 | MN | 61 | 10:29:06 | 50 | 02-Feb-08 | . | 1 | 50 |
| Chelsey Clammer | F | 25 | IL | 13 | 08:03:29 | 50 | 07-Feb-09 | . | 1 | 50 |
| Deanna Clark | F | 49 | TX | 158 | 11:53:23 | 50 | 06-Feb-10 | . | 1 | 50 |
| Donald Clark | . | 47 | MN | 41 | 25:05:37 | 100 | 06-Feb-99 | 1 | . | 100 |
| Greg Clark | . | 48 | TX | 42 | 23:21:18 | 100 | 07-Feb-98 | 1 | . | 100 |
| Phillip Clark | . | 44 | TX | 80 | 11:25:16 | 50 | 02-Feb-08 | . | 1 | 50 |
| Tony Clark | . | 31 | KS | 3 | 16:28:06 | 100 | 06-Feb-10 | 2 | . | 200 |
| Tony Clark | . | 29 | KS | 9 | 18:14:43 | 100 | 02-Feb-08 | 2 | . | 200 |
| Chris Clarke | . | 45 | CO | 5 | 16:51:40 | 100 | 02-Feb-02 | 1 | . | 100 |
| Christopher Clausen | . | 25 | WI | 16 | 18:16:53 | 100 | 06-Feb-10 | 4 | . | 400 |
| Christopher Clausen | . | 24 | WI | 21 | 20:48:27 | 100 | 07-Feb-09 | 4 | . | 400 |
| Christopher Clausen | . | 21 | WI | 20 | 19:29:24 | 100 | 04-Feb-06 | 4 | . | 400 |
| Christopher Clausen | . | 20 | WI | 31 | 22:57:22 | 100 | 05-Feb-05 | 4 | . | 400 |
| Anne Clemons | F | 48 | TX | 85 | 10:18:55 | 50 | 06-Feb-10 | . | 1 | 50 |
| Eric Clifton | . | 37 | NC | 1 | 13:16:02 | 100 | 03-Feb-96 | 1 | . | 100 |
| Doug Cline | . | 38 | CA | 41 | 23:20:44 | 100 | 07-Feb-98 | 1 | . | 100 |
| Bob Clouston | . | 48 | VA | 98 | 10:41:48 | 50 | 06-Feb-10 | . | 1 | 50 |
| Mary Ann Clute | F | 49 | WA | 72 | 27:20:00 | 100 | 02-Feb-02 | 1 | . | 100 |
| Wayne Coates | . | 57 | AZ | 14 | 08:54:23 | 50 | 05-Feb-05 | . | 1 | 50 |
| Jeff Coble | . | 43 | TX | 60 | 23:21:47 | 100 | 03-Feb-07 | 1 | . | 100 |
| Michael Coe | . | 55 | TX | 97 | 15:24:35 | 50 | 03-Feb-07 | . | 1 | 50 |
| Nancy Coe | F | 50 | TX | 96 | 15:24:35 | 50 | 03-Feb-07 | . | 1 | 50 |
| Herman Cohen | . | 58 | CA | 50 | 25:05:30 | 100 | 07-Feb-98 | 2 | . | 200 |
| Herman Cohen | . | 57 | CA | 23 | 23:26:36 | 100 | 01-Feb-97 | 2 | . | 200 |
| Mark Colbert | . | 38 | LA | 16 | 09:06:19 | 50 | 07-Feb-04 | . | 1 | 50 |
| Bruce Coleman | . | 50 | TX | 23 | 08:22:29 | 50 | 06-Feb-10 | . | 1 | 50 |
| Yang Collazo | F | 52 | TX | 42 | 10:36:11 | 50 | 03-Feb-07 | . | 1 | 50 |
| German Collazos | . | 48 | TX | 48 | 22:51:11 | 100 | 03-Feb-07 | 2 | 3 | 350 |
| German Collazos | . | 45 | TX | 55 | 24:25:05 | 100 | 07-Feb-04 | 2 | 3 | 350 |
| German Collazos | . | 44 | TX | 2 | 08:04:00 | 50 | 01-Feb-03 | 2 | 3 | 350 |
| German Collazos | . | 43 | TX | 7 | 09:49:50 | 50 | 02-Feb-02 | 2 | 3 | 350 |
| German Collazos | . | 51 | TX | 71 | 09:46:24 | 50 | 06-Feb-10 | 2 | 3 | 350 |
| Yong Collins | F | 53 | TX | 76 | 23:56:53 | 100 | 02-Feb-08 | 1 | . | 100 |
| Bob Combs | . | 37 | OH | 20 | 21:46:16 | 100 | 05-Feb-05 | 1 | . | 100 |
| Elizabeth Comer | F | 39 | TX | 139 | 11:29:02 | 50 | 06-Feb-10 | . | 1 | 50 |
| Brad Compton | . | 53 | IN | 41 | 21:55:36 | 100 | 02-Feb-08 | 1 | . | 100 |
| Matthew Condron | . | 42 | IL | 64 | 23:44:33 | 100 | 07-Feb-09 | 1 | . | 100 |
| Lisa Conover | F | 46 | WI | 19 | 09:22:24 | 50 | 05-Feb-05 | . | 2 | 100 |
| Lisa Conover | F | 45 | WI | 18 | 09:47:57 | 50 | 07-Feb-04 | . | 2 | 100 |
| Jim Cook | . | 41 | PA | 32 | 22:18:00 | 100 | 03-Feb-07 | 1 | . | 100 |
| Matt Cook | . | 43 | TN | 32 | 23:53:23 | 100 | 01-Feb-03 | 1 | . | 100 |
| William Cook | . | 38 | CA | 31 | 22:15:25 | 100 | 03-Feb-07 | 1 | . | 100 |
| Ashley Cooper | F | 25 | TX | 131 | 11:22:49 | 50 | 06-Feb-10 | . | 1 | 50 |
| Kathy Cooper | F | 41 | TX | 88 | 28:49:24 | 100 | 03-Feb-01 | 1 | . | 100 |
| Kevin Cooper | . | 43 | CO | 11 | 19:45:18 | 100 | 01-Feb-03 | 1 | . | 100 |
| Lori Cooper | F | 30 | CO | 18 | 09:42:02 | 50 | 04-Feb-06 | . | 1 | 50 |
| Ryan Cooper | . | 31 | CO | 12 | 17:21:26 | 100 | 04-Feb-06 | 1 | . | 100 |
| Catra Corbett | F | 43 | CA | 89 | 25:21:27 | 100 | 02-Feb-08 | 3 | . | 300 |
| Catra Corbett | F | 42 | CA | 89 | 25:09:20 | 100 | 03-Feb-07 | 3 | . | 300 |
| Catra Corbett | F | 34 | CA | 61 | 27:14:20 | 100 | 06-Feb-99 | 3 | . | 300 |
| Chris Corbin | . | 29 | OK | 22 | 20:20:25 | 100 | 02-Feb-08 | 1 | . | 100 |
| Leigh Corbin | F | 44 | CA | 89 | 26:24:10 | 100 | 04-Feb-06 | 1 | . | 100 |
| Steve Corbin | . | 47 | TX | 51 | 22:21:34 | 100 | 06-Feb-10 | 2 | . | 200 |
| Steve Corbin | . | 45 | TX | 61 | 23:22:37 | 100 | 02-Feb-08 | 2 | . | 200 |
| Charles Corfield | . | 51 | CO | 12 | 07:50:57 | 50 | 06-Feb-10 | . | 3 | 150 |
| Charles Corfield | . | 48 | CO | 4 | 07:11:43 | 50 | 02-Feb-08 | . | 3 | 150 |
| Charles Corfield | . | 41 | CO | 5 | 07:24:04 | 50 | 07-Feb-04 | . | 3 | 150 |
| David Corley | . | 44 | TX | 79 | 25:45:25 | 100 | 04-Feb-06 | 1 | 1 | 150 |
| David Corley | . | 42 | TX | 10 | 08:22:50 | 50 | 07-Feb-04 | 1 | 1 | 150 |
| Amy Costa | F | 42 | FL | 38 | 22:35:40 | 100 | 03-Feb-07 | 1 | . | 100 |
| Katy Cotton | F | 44 | WY | 120 | 11:02:04 | 50 | 06-Feb-10 | 4 | 3 | 550 |
| Katy Cotton | F | 41 | WY | 46 | 10:12:00 | 50 | 02-Feb-08 | 4 | 3 | 550 |
| Katy Cotton | F | 40 | WY | 103 | 26:16:12 | 100 | 03-Feb-07 | 4 | 3 | 550 |
| Katy Cotton | F | 39 | WY | 25 | 10:44:51 | 50 | 04-Feb-06 | 4 | 3 | 550 |
| Katy Cotton | F | 37 | WY | 31 | 21:58:58 | 100 | 07-Feb-04 | 4 | 3 | 550 |
| Katy Cotton | F | 36 | WY | 18 | 22:42:18 | 100 | 01-Feb-03 | 4 | 3 | 550 |
| Katy Cotton | F | 35 | WY | 56 | 24:31:46 | 100 | 02-Feb-02 | 4 | 3 | 550 |
| Tim Coughlin | . | 45 | CA | 72 | 23:35:02 | 100 | 03-Feb-07 | 1 | . | 100 |
| Dale Cougot | . | 42 | TX | 36 | 21:41:52 | 100 | 02-Feb-08 | 1 | . | 100 |
| Jamil Coury | . | 25 | AZ | 8 | 17:09:02 | 100 | 06-Feb-10 | 1 | . | 100 |
| Nick Coury | . | 22 | AZ | 9 | 17:09:03 | 100 | 06-Feb-10 | 1 | . | 100 |
| Robert Cowan | . | 47 | CA | 3 | 07:10:50 | 50 | 02-Feb-08 | 1 | 1 | 150 |
| Robert Cowan | . | 46 | CA | 19 | 21:02:50 | 100 | 03-Feb-07 | 1 | 1 | 150 |
| Bill Cox | . | 36 | TX | 189 | 12:59:54 | 50 | 06-Feb-10 | . | 1 | 50 |
| Fran Cox | F | 46 | TX | 147 | 28:32:09 | 100 | 02-Feb-08 | 4 | 1 | 450 |
| Fran Cox | F | 45 | TX | 154 | 28:54:50 | 100 | 03-Feb-07 | 4 | 1 | 450 |
| Fran Cox | F | 44 | TX | 100 | 27:23:40 | 100 | 04-Feb-06 | 4 | 1 | 450 |
| Fran Cox | F | 43 | TX | 86 | 28:35:05 | 100 | 05-Feb-05 | 4 | 1 | 450 |
| Fran Cox | F | 42 | TX | 46 | 13:10:57 | 50 | 07-Feb-04 | 4 | 1 | 450 |
| Dawn Craig | F | 36 | TX | 141 | 28:15:59 | 100 | 02-Feb-08 | 1 | . | 100 |
| Lee Crane | . | 37 | KS | 60 | 10:28:05 | 50 | 07-Feb-09 | . | 1 | 50 |
| Jim Crawford | . | 52 | GA | 15 | 19:24:05 | 100 | 03-Feb-01 | 3 | . | 300 |
| Jim Crawford | . | 51 | GA | 16 | 21:11:45 | 100 | 06-Feb-99 | 3 | . | 300 |
| Jim Crawford | . | 50 | GA | 33 | 22:27:22 | 100 | 07-Feb-98 | 3 | . | 300 |
| Christine Criscuolo | F | 34 | TX | 106 | 10:48:58 | 50 | 06-Feb-10 | . | 1 | 50 |
| Mark Crisman | . | 45 | TX | 15 | 08:21:22 | 50 | 07-Feb-09 | 1 | 1 | 150 |
| Mark Crisman | . | 43 | MD | 21 | 21:27:12 | 100 | 03-Feb-07 | 1 | 1 | 150 |
| David Crisp | . | 52 | OK | 39 | 10:33:32 | 50 | 03-Feb-07 | . | 1 | 50 |
| Donna Crocker | F | 48 | TX | 95 | 11:57:38 | 50 | 02-Feb-08 | . | 1 | 50 |
| Davy Crockett | . | 51 | UT | 42 | 21:07:58 | 100 | 06-Feb-10 | 3 | . | 300 |
| Davy Crockett | . | 49 | UT | 94 | 25:38:55 | 100 | 02-Feb-08 | 3 | . | 300 |
| Davy Crockett | . | 46 | UT | 72 | 26:53:36 | 100 | 05-Feb-05 | 3 | . | 300 |
| Matt Crownover | . | 36 | TX | 28 | 21:22:34 | 100 | 07-Feb-09 | 2 | 1 | 250 |
| Matt Crownover | . | 35 | TX | 8 | 07:54:35 | 50 | 02-Feb-08 | 2 | 1 | 250 |
| Matt Crownover | . | 31 | TX | 62 | 25:09:50 | 100 | 07-Feb-04 | 2 | 1 | 250 |
| Greg Crowther | . | 36 | WA | 1 | 14:58:32 | 100 | 06-Feb-10 | 1 | . | 100 |
| Letha Cruthirds | F | 53 | TX | 44 | 10:53:02 | 50 | 03-Feb-07 | 5 | 1 | 550 |
| Letha Cruthirds | F | 52 | TX | 81 | 25:52:43 | 100 | 04-Feb-06 | 5 | 1 | 550 |
| Letha Cruthirds | F | 51 | TX | 37 | 23:15:11 | 100 | 05-Feb-05 | 5 | 1 | 550 |
| Letha Cruthirds | F | 50 | TX | 41 | 23:08:05 | 100 | 07-Feb-04 | 5 | 1 | 550 |
| Letha Cruthirds | F | 48 | TX | 27 | 20:29:04 | 100 | 02-Feb-02 | 5 | 1 | 550 |
| Letha Cruthirds | F | 47 | TX | 41 | 23:03:15 | 100 | 03-Feb-01 | 5 | 1 | 550 |
| Richard Cullen | . | 33 | TX | 54 | 23:24:32 | 100 | 07-Feb-09 | 1 | . | 100 |
| Jason Culverhouse | . | 35 | TX | 114 | 26:43:00 | 100 | 07-Feb-09 | 1 | . | 100 |
| Eugene Curnow | . | 53 | MN | 25 | 21:25:24 | 100 | 07-Feb-98 | 1 | . | 100 |
| jana curry | F | 42 | TX | 89 | 11:49:35 | 50 | 02-Feb-08 | . | 1 | 50 |
| Clea Czysz | F | 36 | TX | 63 | 10:32:56 | 50 | 07-Feb-09 | . | 2 | 100 |
| Clea Czysz | F | 34 | TX | 17 | 09:07:21 | 50 | 03-Feb-07 | . | 2 | 100 |
| Jeff Dalton | . | 30 | TX | 120 | 28:41:22 | 100 | 04-Feb-06 | 1 | . | 100 |
| Christine Daly | F | 47 | NJ | 10 | 19:14:03 | 100 | 07-Feb-09 | 1 | . | 100 |
| Scott DAngelo | . | 43 | FL | 174 | 28:31:24 | 100 | 06-Feb-10 | 1 | . | 100 |
| Lou D'Angelo | . | 46 | PA | 23 | 08:59:14 | 50 | 02-Feb-08 | . | 1 | 50 |
| Conrad Daniel | . | 57 | CA | 102 | 27:33:41 | 100 | 04-Feb-06 | 2 | . | 200 |
| Conrad Daniel | . | 54 | CA | 45 | 26:25:12 | 100 | 01-Feb-03 | 2 | . | 200 |
| Cynthia Daniels | F | 54 | UT | 103 | 29:14:35 | 100 | 07-Feb-04 | 6 | . | 600 |
| Cynthia Daniels | F | 52 | UT | 86 | 28:46:14 | 100 | 02-Feb-02 | 6 | . | 600 |
| Cynthia Daniels | F | 51 | UT | 89 | 28:54:39 | 100 | 03-Feb-01 | 6 | . | 600 |
| Cynthia Daniels | F | 50 | UT | 62 | 25:28:24 | 100 | 05-Feb-00 | 6 | . | 600 |
| Cynthia Daniels | F | 49 | UT | 70 | 28:28:12 | 100 | 06-Feb-99 | 6 | . | 600 |
| Cynthia Daniels | F | 48 | UT | 55 | 25:58:10 | 100 | 07-Feb-98 | 6 | . | 600 |
| Matthew Daniels | . | 40 | OR | 27 | 19:21:39 | 100 | 06-Feb-10 | 1 | . | 100 |
| Ling Dao | . | 29 | VA | 153 | 28:53:41 | 100 | 03-Feb-07 | 1 | . | 100 |
| Jean-Jacques d'Aquin | . | 70 | CO | 175 | 28:34:30 | 100 | 06-Feb-10 | 4 | . | 400 |
| Jean-Jacques d'Aquin | . | 69 | CO | 153 | 28:52:13 | 100 | 07-Feb-09 | 4 | . | 400 |
| Jean-Jacques d'Aquin | . | 66 | CO | 73 | 25:19:01 | 100 | 04-Feb-06 | 4 | . | 400 |
| Jean-Jacques d'Aquin | . | 63 | AL | 21 | 22:54:22 | 100 | 01-Feb-03 | 4 | . | 400 |
| Nancy Dasso | F | 43 | TX | 75 | 11:11:00 | 50 | 02-Feb-08 | . | 1 | 50 |
| Randy Davidson | . | 41 | AR | 6 | 20:37:37 | 100 | 04-Feb-95 | 1 | . | 100 |
| Brett Davis | . | 16 | TX | 89 | 29:21:00 | 100 | 05-Feb-00 | 1 | . | 100 |
| Glen Davis | . | 46 | MD | 82 | 24:51:10 | 100 | 02-Feb-08 | 1 | . | 100 |
| Jen Davis | F | 37 | NJ | 21 | 20:01:59 | 100 | 02-Feb-08 | 1 | . | 100 |
| Roger Davis | . | 37 | TX | 41 | 22:37:22 | 100 | 03-Feb-07 | 1 | . | 100 |
| Winston Davis | . | 55 | GA | 84 | 13:51:55 | 50 | 03-Feb-07 | . | 1 | 50 |
| Ross Davison | . | 47 | TX | 138 | 13:47:32 | 50 | 07-Feb-09 | . | 1 | 50 |
| Kim Dawes | F | 37 | NV | 93 | 15:03:57 | 50 | 03-Feb-07 | . | 1 | 50 |
| Jeremy Day | . | 30 | TX | 156 | 11:51:51 | 50 | 06-Feb-10 | . | 1 | 50 |
| Michael Day | . | 44 | NC | 45 | 23:24:40 | 100 | 04-Feb-06 | 1 | . | 100 |
| Stephanie Day | F | 43 | WA | 30 | 09:27:13 | 50 | 02-Feb-08 | . | 1 | 50 |
| Teresa Day | F | 28 | TX | 46 | 11:00:29 | 50 | 03-Feb-07 | . | 1 | 50 |
| Domingo deGuzman | . | 50 | CA | 190 | 28:48:02 | 100 | 06-Feb-10 | 1 | . | 100 |
| Bridget DeLaRosa-Herrejon | F | 32 | TX | 26 | 21:24:21 | 100 | 04-Feb-06 | 1 | 1 | 150 |
| Bridget DeLaRosa-Herrejon | F | 31 | TX | 10 | 08:29:56 | 50 | 05-Feb-05 | 1 | 1 | 150 |
| Brad W. Delcambre | . | 32 | LA | 186 | 28:44:12 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| Brad W. Delcambre | . | 30 | LA | 25 | 09:17:03 | 50 | 02-Feb-08 | 1 | 1 | 150 |
| Paul DeMaagd | . | 40 | TX | 4 | 07:42:59 | 50 | 03-Feb-07 | . | 1 | 50 |
| Marianne DeMarco | F | 35 | NY | 72 | 11:07:45 | 50 | 02-Feb-08 | . | 1 | 50 |
| Scott Demaree | . | 52 | TX | 67 | 25:32:55 | 100 | 07-Feb-04 | 3 | . | 300 |
| Scott Demaree | . | 49 | TX | 20 | 19:38:55 | 100 | 03-Feb-01 | 3 | . | 300 |
| Scott Demaree | . | 48 | TX | 26 | 21:23:00 | 100 | 05-Feb-00 | 3 | . | 300 |
| Edwin Demoney | . | 76 | VA | 215 | 14:29:58 | 50 | 06-Feb-10 | 3 | 1 | 350 |
| Edwin Demoney | . | 72 | VA | 124 | 28:55:06 | 100 | 04-Feb-06 | 3 | 1 | 350 |
| Edwin Demoney | . | 71 | VA | 88 | 28:41:54 | 100 | 05-Feb-05 | 3 | 1 | 350 |
| Edwin Demoney | . | 66 | VA | 71 | 27:12:54 | 100 | 05-Feb-00 | 3 | 1 | 350 |
| Jean DeMoss | F | 36 | CO | 37 | 09:32:01 | 50 | 07-Feb-09 | 3 | 1 | 350 |
| Elliot Denholm | . | 37 | TX | 133 | 11:23:20 | 50 | 06-Feb-10 | . | 1 | 50 |
| Melody Dennis | F | 49 | TX | 73 | 11:08:02 | 50 | 02-Feb-08 | . | 2 | 100 |
| Melody Dennis | F | 48 | TX | 67 | 12:28:42 | 50 | 03-Feb-07 | . | 2 | 100 |
| Charlie Dermody | . | 49 | NY | 48 | 23:49:15 | 100 | 03-Feb-01 | 2 | . | 200 |
| Charlie Dermody | . | 48 | NY | 43 | 23:03:07 | 100 | 05-Feb-00 | 2 | . | 200 |
| Eric Deshaies | . | 36 | Canada | 4 | 16:37:13 | 100 | 06-Feb-10 | 1 | . | 100 |
| Katie DeSplinter | F | 26 | CA | 206 | 29:13:22 | 100 | 06-Feb-10 | 1 | . | 100 |
| Tom Detore | . | 54 | NE | 20 | 11:29:47 | 50 | 01-Feb-03 | . | 1 | 50 |
| Rebecca Diange | F | 48 | FL | 120 | 27:02:32 | 100 | 07-Feb-09 | 1 | . | 100 |
| Ramon Diaz | . | 29 | NC | 32 | 23:37:55 | 100 | 06-Feb-99 | 1 | . | 100 |
| Alexa Dickerson | F | 20 | CA | 69 | 10:55:18 | 50 | 02-Feb-08 | . | 1 | 50 |
| Jim Dill | . | 50 | . | 14 | 22:58:45 | 100 | 01-Feb-93 | 1 | . | 100 |
| Fred DimmicK | . | 37 | . | 2 | 18:15:05 | 100 | 05-Feb-94 | 2 | . | 200 |
| Fred Dimmick | . | 36 | . | 10 | 20:39:47 | 100 | 01-Feb-93 | 2 | . | 200 |
| John Diroll | . | 48 | UT | 22 | 09:36:06 | 50 | 05-Feb-05 | 2 | 3 | 350 |
| John Diroll | . | 46 | UT | 14 | 10:13:38 | 50 | 01-Feb-03 | 2 | 3 | 350 |
| John Diroll | . | 45 | UT | 10 | 10:11:30 | 50 | 02-Feb-02 | 2 | 3 | 350 |
| John Diroll | . | 42 | UT | 26 | 23:10:20 | 100 | 06-Feb-99 | 2 | 3 | 350 |
| John Diroll | . | 41 | UT | 31 | 22:06:49 | 100 | 07-Feb-98 | 2 | 3 | 350 |
| Amy Dodson | F | 46 | AZ | 119 | 12:38:01 | 50 | 07-Feb-09 | . | 1 | 50 |
| Bill Dodson | . | 63 | NM | 25 | 23:01:39 | 100 | 06-Feb-99 | 1 | . | 100 |
| Matthew Doellman | . | 25 | TX | 63 | 22:48:55 | 100 | 06-Feb-10 | 1 | . | 100 |
| Jesse Doggett | . | 53 | AZ | 171 | 28:26:08 | 100 | 06-Feb-10 | 2 | . | 200 |
| Jesse Doggett | . | 52 | AZ | 117 | 26:50:55 | 100 | 07-Feb-09 | 2 | . | 200 |
| Ian Doherty | . | 43 | United Kingdom | 34 | 09:31:04 | 50 | 07-Feb-09 | . | 1 | 50 |
| Rob Dolan | . | 43 | VA | 85 | 23:37:12 | 100 | 06-Feb-10 | 1 | . | 100 |
| Tom Dolan | . | 62 | . | 27 | : | 100 | 01-Feb-93 | 1 | . | 100 |
| Jamie Donaldson | F | 35 | CO | 6 | 16:54:14 | 100 | 06-Feb-10 | 2 | . | 200 |
| Jamie Donaldson | F | 34 | CO | 3 | 16:51:36 | 100 | 07-Feb-09 | 2 | . | 200 |
| Lori Donson | F | 40 | OH | 90 | 28:56:57 | 100 | 05-Feb-05 | 1 | 1 | 150 |
| Lori Donson | F | 39 | OH | 36 | 11:29:10 | 50 | 07-Feb-04 | 1 | 1 | 150 |
| Tom Dorothy | . | 43 | OK | 29 | 08:43:36 | 50 | 06-Feb-10 | . | 1 | 50 |
| Clinton Dorris | . | 37 | TX | 143 | 28:22:59 | 100 | 02-Feb-08 | 1 | . | 100 |
| Kevin Dorsey | . | 38 | TN | 7 | 18:42:47 | 100 | 07-Feb-09 | 4 | . | 400 |
| Kevin Dorsey | . | 37 | TN | 6 | 17:41:12 | 100 | 02-Feb-08 | 4 | . | 400 |
| Kevin Dorsey | . | 36 | TN | 39 | 22:35:40 | 100 | 03-Feb-07 | 4 | . | 400 |
| Kevin Dorsey | . | 34 | TN | 49 | 23:58:35 | 100 | 05-Feb-05 | 4 | . | 400 |
| John Dove | . | 44 | GA | 20 | 20:48:10 | 100 | 07-Feb-09 | 5 | . | 500 |
| John Dove | . | 43 | GA | 19 | 19:43:41 | 100 | 02-Feb-08 | 5 | . | 500 |
| John Dove | . | 40 | GA | 7 | 18:11:53 | 100 | 05-Feb-05 | 5 | . | 500 |
| John Dove | . | 39 | GA | 9 | 18:13:28 | 100 | 07-Feb-04 | 5 | . | 500 |
| John Dove | . | 36 | GA | 11 | 17:24:00 | 100 | 02-Feb-02 | 5 | . | 500 |
| Tim Downing | . | 42 | CA | 13 | 19:42:32 | 100 | 07-Feb-09 | 1 | . | 100 |
| Bob Drake | . | 51 | OH | 140 | 28:14:45 | 100 | 02-Feb-08 | 1 | . | 100 |
| Brad Drake | . | 46 | WI | 65 | 26:04:52 | 100 | 03-Feb-01 | 4 | . | 400 |
| Brad Drake | . | 45 | WI | 59 | 25:04:45 | 100 | 05-Feb-00 | 4 | . | 400 |
| Brad Drake | . | 44 | WI | 23 | 22:49:30 | 100 | 06-Feb-99 | 4 | . | 400 |
| Brad Drake | . | 43 | WI | 19 | 20:35:32 | 100 | 07-Feb-98 | 4 | . | 400 |
| Dennis Drey | . | 58 | NM | 162 | 28:12:58 | 100 | 06-Feb-10 | 9 | . | 900 |
| Dennis Drey | . | 57 | NM | 112 | 26:34:27 | 100 | 07-Feb-09 | 9 | . | 900 |
| Dennis Drey | . | 56 | NM | 146 | 28:29:34 | 100 | 02-Feb-08 | 9 | . | 900 |
| Dennis Drey | . | 55 | NM | 104 | 26:24:20 | 100 | 03-Feb-07 | 9 | . | 900 |
| Dennis Drey | . | 54 | NM | 71 | 24:59:38 | 100 | 04-Feb-06 | 9 | . | 900 |
| Dennis Drey | . | 53 | NM | 50 | 24:19:42 | 100 | 05-Feb-05 | 9 | . | 900 |
| Dennis Drey | . | 52 | NM | 46 | 23:28:50 | 100 | 07-Feb-04 | 9 | . | 900 |
| Dennis Drey | . | 51 | NM | 23 | 22:55:24 | 100 | 01-Feb-03 | 9 | . | 900 |
| Dennis Drey | . | 50 | NM | 36 | 21:44:56 | 100 | 02-Feb-02 | 9 | . | 900 |
| Joel DuBois | . | 45 | TX | 89 | 27:21:44 | 100 | 07-Feb-04 | 1 | . | 100 |
| Donna Duerr | F | 52 | AR | 102 | 12:21:17 | 50 | 02-Feb-08 | . | 1 | 50 |
| Donna Duffy | F | 56 | CA | 67 | 10:41:54 | 50 | 07-Feb-09 | . | 1 | 50 |
| Brandon Dugan | . | 35 | TX | 45 | 09:07:16 | 50 | 06-Feb-10 | . | 1 | 50 |
| Bobby Duke | . | 59 | TX | 133 | 16:00:08 | 50 | 02-Feb-08 | . | 1 | 50 |
| Norma Duke | F | 52 | TX | 132 | 16:00:06 | 50 | 02-Feb-08 | . | 1 | 50 |
| Ron Dunbar | . | 54 | TX | 92 | 29:20:09 | 100 | 05-Feb-05 | 3 | 1 | 350 |
| Ron Dunbar | . | 52 | TX | 24 | 11:29:51 | 50 | 01-Feb-03 | 3 | 1 | 350 |
| Ron Dunbar | . | 49 | TX | 72 | 27:13:02 | 100 | 05-Feb-00 | 3 | 1 | 350 |
| Ron Dunbar | . | 48 | TX | 42 | 25:13:02 | 100 | 06-Feb-99 | 3 | 1 | 350 |
| Robert Duncan | . | 48 | NM | 113 | 12:55:29 | 50 | 02-Feb-08 | . | 1 | 50 |
| Geoffrey Dunmore | . | 36 | IL | 188 | 28:46:31 | 100 | 06-Feb-10 | 1 | . | 100 |
| Alison Dunn | F | 29 | TX | 21 | 08:16:24 | 50 | 06-Feb-10 | . | 1 | 50 |
| Bill Dunn | . | 48 | FL | 16 | 19:43:55 | 100 | 03-Feb-07 | 1 | . | 100 |
| Steve Durbin | . | 52 | KY | 81 | 24:44:01 | 100 | 02-Feb-08 | 1 | . | 100 |
| Al Durham | . | 32 | MI | 89 | 10:25:56 | 50 | 06-Feb-10 | . | 2 | 100 |
| Al Durham | . | 31 | MI | 101 | 11:44:08 | 50 | 07-Feb-09 | . | 2 | 100 |
| John Durham | . | 49 | TN | 7 | 19:48:18 | 100 | 01-Feb-97 | 3 | . | 300 |
| John Durham | . | 46 | TN | 3 | 18:55:05 | 100 | 04-Feb-95 | 3 | . | 300 |
| John Durham | . | 45 | . | 13 | 21:52:12 | 100 | 05-Feb-94 | 3 | . | 300 |
| Dave Duston | . | 56 | TX | 49 | 13:14:54 | 50 | 05-Feb-05 | . | 2 | 100 |
| David Duston | . | 57 | TX | 31 | 11:38:33 | 50 | 04-Feb-06 | . | 2 | 100 |
| Bill Dwyer | . | 39 | TX | 30 | 27:29:58 | 100 | 03-Feb-96 | 1 | . | 100 |
| Ben Eakin | . | 19 | AR | 140 | 18:17:23 | 50 | 02-Feb-08 | . | 1 | 50 |
| Laura Eakins | F | 41 | CO | 82 | 27:19:34 | 100 | 03-Feb-01 | 2 | . | 200 |
| Laura Eakins | F | 40 | AR | 77 | 27:27:27 | 100 | 05-Feb-00 | 2 | . | 200 |
| Greg Eason | . | 35 | AR | 57 | 23:50:38 | 100 | 04-Feb-06 | 1 | . | 100 |
| Scott Eason | . | 41 | AR | 12 | 18:49:18 | 100 | 03-Feb-07 | 1 | . | 100 |
| Harry Eaton | . | 24 | OK | 95 | 25:36:55 | 100 | 03-Feb-07 | 1 | . | 100 |
| Nathan Echols | . | 42 | NJ | 10 | 17:21:22 | 100 | 06-Feb-10 | 2 | . | 200 |
| Nathan Echols | . | 41 | NJ | 14 | 19:45:09 | 100 | 07-Feb-09 | 2 | . | 200 |
| Andrew Edwards | . | 35 | AL | 132 | 27:57:22 | 100 | 03-Feb-07 | 1 | 1 | 150 |
| Andrew Edwards | . | 34 | AL | 35 | 11:48:24 | 50 | 04-Feb-06 | 1 | 1 | 150 |
| Kurt Egli | . | 42 | TX | 37 | 11:22:39 | 50 | 05-Feb-05 | . | 1 | 50 |
| Shelley Egli | F | 31 | TX | 13 | 08:46:42 | 50 | 05-Feb-05 | . | 1 | 50 |
| Stephanie Ehret | F | 35 | CO | 22 | 20:48:59 | 100 | 07-Feb-98 | 1 | . | 100 |
| Todd Eitleman | . | 40 | TX | 81 | 11:31:29 | 50 | 02-Feb-08 | . | 3 | 150 |
| Todd Eitleman | . | 39 | TX | 73 | 12:55:27 | 50 | 03-Feb-07 | . | 3 | 150 |
| Todd Eitleman | . | 38 | TX | 27 | 11:17:38 | 50 | 04-Feb-06 | . | 3 | 150 |
| Dave Eitrheim | . | 52 | WI | 110 | 26:08:03 | 100 | 06-Feb-10 | 3 | . | 300 |
| Dave Eitrheim | . | 46 | WI | 33 | 22:39:43 | 100 | 07-Feb-04 | 3 | . | 300 |
| Dave Eitrheim | . | 42 | WI | 52 | 24:16:43 | 100 | 05-Feb-00 | 3 | . | 300 |
| Patric Elders | . | 50 | TX | 147 | 11:42:38 | 50 | 06-Feb-10 | . | 1 | 50 |
| Barbara Elias | F | 41 | UT | 102 | 29:14:35 | 100 | 07-Feb-04 | 2 | 1 | 250 |
| Barbara Elias | F | 40 | UT | 13 | 10:13:35 | 50 | 01-Feb-03 | 2 | 1 | 250 |
| Barbara Elias | F | 39 | UT | 51 | 23:50:41 | 100 | 02-Feb-02 | 2 | 1 | 250 |
| Randy Eliis | . | 42 | . | 10 | 21:34:21 | 100 | 05-Feb-94 | 2 | . | 200 |
| Jake Elkins | . | 52 | WY | 95 | 28:48:23 | 100 | 07-Feb-04 | 1 | . | 100 |
| Matt Ellard | . | 51 | LA | 196 | 28:58:32 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| Matt Ellard | . | 50 | LA | 127 | 13:02:22 | 50 | 07-Feb-09 | 1 | 1 | 150 |
| Randy Ellis | . | 55 | OK | 50 | 22:35:44 | 100 | 02-Feb-08 | 2 | . | 200 |
| Randy Ellis | . | 54 | OK | 68 | 23:32:30 | 100 | 03-Feb-07 | 2 | . | 200 |
| Les Ellsworth | . | 55 | TX | 159 | 28:08:18 | 100 | 06-Feb-10 | 4 | . | 400 |
| Les Ellsworth | . | 54 | TX | 38 | 22:37:25 | 100 | 07-Feb-09 | 4 | . | 400 |
| Les Ellsworth | . | 53 | TX | 51 | 22:41:01 | 100 | 02-Feb-08 | 4 | . | 400 |
| Les Ellsworth | . | 52 | TX | 126 | 27:40:42 | 100 | 03-Feb-07 | 4 | . | 400 |
| Garry Elmitt | . | 64 | TX | 18 | 11:08:45 | 50 | 01-Feb-03 | . | 1 | 50 |
| James Elson | . | 26 | United Kingdom | 43 | 22:54:32 | 100 | 07-Feb-09 | 1 | . | 100 |
| Jeremy Elwell | . | 27 | TX | 104 | 25:31:47 | 100 | 06-Feb-10 | 1 | . | 100 |
| John Ely | . | 45 | TX | 87 | 10:23:11 | 50 | 06-Feb-10 | . | 1 | 50 |
| Ron Ely | . | 32 | MD | 6 | 18:00:52 | 100 | 07-Feb-04 | 1 | . | 100 |
| Dave Emerson | . | 49 | TX | 22 | 08:51:26 | 50 | 02-Feb-08 | . | 1 | 50 |
| Jim Emig | . | 52 | GA | 51 | 25:50:56 | 100 | 06-Feb-99 | 2 | . | 200 |
| Jim Emig | . | 48 | GA | 17 | 25:08:38 | 100 | 04-Feb-95 | 2 | . | 200 |
| Bob Engel | . | 49 | OH | 33 | 23:09:55 | 100 | 05-Feb-05 | 1 | . | 100 |
| Mark England | . | 38 | TX | 113 | 10:54:31 | 50 | 06-Feb-10 | . | 1 | 50 |
| Scott Eppelman | . | 43 | TX | 19 | 18:36:18 | 100 | 06-Feb-10 | 6 | . | 600 |
| Scott Eppelman | . | 41 | TX | 12 | 18:53:32 | 100 | 02-Feb-08 | 6 | . | 600 |
| Scott Eppelman | . | 40 | TX | 7 | 17:20:29 | 100 | 03-Feb-07 | 6 | . | 600 |
| Scott Eppelman | . | 38 | TX | 4 | 15:55:25 | 100 | 05-Feb-05 | 6 | . | 600 |
| Scott Eppelman | . | 35 | TX | 1 | 14:41:41 | 100 | 02-Feb-02 | 6 | . | 600 |
| Scott Eppelman | . | 33 | TX | 2 | 15:21:45 | 100 | 05-Feb-00 | 6 | . | 600 |
| Matt Erbele | . | 32 | IL | 111 | 28:16:40 | 100 | 04-Feb-06 | 1 | . | 100 |
| Jennifer Erickson | F | 38 | PA | 104 | 25:58:35 | 100 | 07-Feb-09 | 1 | . | 100 |
| Steven Escaler | . | 32 | TX | 56 | 10:25:30 | 50 | 07-Feb-09 | . | 1 | 50 |
| Luis Escobar | . | 35 | CA | 10 | 19:44:54 | 100 | 06-Feb-99 | 1 | . | 100 |
| Arnold Espe | . | 46 | TX | 27 | 09:48:31 | 50 | 03-Feb-07 | . | 1 | 50 |
| Eddie Espinosa | . | 40 | TX | 3 | 08:14:50 | 50 | 01-Feb-03 | 1 | 1 | 150 |
| Eddie Espinosa | . | . | TX | 18 | 20:32:55 | 100 | 05-Feb-00 | 1 | 1 | 150 |
| Joe Espinosa | . | 49 | . | 20 | 25:42:00 | 100 | 05-Feb-94 | 1 | . | 100 |
| Cinthia Espinosa Valdez | F | 25 | ME | 17 | 08:28:39 | 50 | 07-Feb-09 | . | 1 | 50 |
| Roger Espinoza | . | 45 | TX | 233 | 15:10:49 | 50 | 06-Feb-10 | . | 1 | 50 |
| Isaac Espy | . | 44 | AL | 56 | 23:06:40 | 100 | 03-Feb-07 | 1 | . | 100 |
| Christopher Etter | . | 33 | TX | 18 | 11:12:50 | 50 | 02-Feb-02 | . | 1 | 50 |
| Steve Eubanks | . | 51 | AR | 29 | 28:10:12 | 100 | 04-Feb-95 | 1 | . | 100 |
| Bruce Evans | . | 53 | TX | 181 | 12:45:02 | 50 | 06-Feb-10 | . | 2 | 100 |
| Bruce Evans | . | 51 | TX | 125 | 13:55:50 | 50 | 02-Feb-08 | . | 2 | 100 |
| Deborah Evans | F | 58 | TX | 194 | 13:23:52 | 50 | 06-Feb-10 | . | 1 | 50 |
| Jacob Evans | . | 24 | TX | 50 | 09:18:54 | 50 | 06-Feb-10 | . | 1 | 50 |
| Jennifer Evans | F | 40 | TX | 51 | 23:17:48 | 100 | 07-Feb-09 | 1 | 1 | 150 |
| Jennifer Evans | F | 38 | TX | 24 | 09:12:48 | 50 | 02-Feb-08 | 1 | 1 | 150 |
| Michael Evans | . | 36 | ID | 43 | 22:05:20 | 100 | 02-Feb-08 | 1 | 1 | 150 |
| Michael Evans | . | 35 | ID | 12 | 08:54:37 | 50 | 03-Feb-07 | 1 | 1 | 150 |
| Gunnar Faehn | . | 59 | Norway | 145 | 28:27:20 | 100 | 07-Feb-09 | 1 | . | 100 |
| Shawn Fagan | . | 31 | TX | 158 | 29:07:08 | 100 | 02-Feb-08 | 1 | . | 100 |
| Graeme Fancett | . | 31 | United Kingdom | 55 | 22:54:22 | 100 | 02-Feb-08 | 1 | . | 100 |
| Kenneth Fancett | . | 58 | United Kingdom | 53 | 22:54:19 | 100 | 02-Feb-08 | 1 | . | 100 |
| Shannon Farar-Griefer | F | 47 | CA | 126 | 27:18:16 | 100 | 07-Feb-09 | 5 | 1 | 550 |
| Shannon Farar-Griefer | F | 46 | CA | 98 | 12:07:11 | 50 | 02-Feb-08 | 5 | 1 | 550 |
| Shannon Farar-Griefer | F | 43 | CA | 63 | 26:24:08 | 100 | 05-Feb-05 | 5 | 1 | 550 |
| Shannon Farar-Griefer | F | 40 | CA | 60 | 25:24:40 | 100 | 02-Feb-02 | 5 | 1 | 550 |
| Shannon Farar-Griefer | F | 37 | CA | 71 | 28:44:16 | 100 | 06-Feb-99 | 5 | 1 | 550 |
| Shannon Farar-Griefer | F | 48 | CA | 153 | 27:51:45 | 100 | 06-Feb-10 | 5 | 1 | 550 |
| Kristen Farley | F | 48 | CA | 88 | 23:40:10 | 100 | 06-Feb-10 | 1 | . | 100 |
| Jeff Farrell | . | 48 | TX | 78 | 24:47:04 | 100 | 07-Feb-09 | 2 | 1 | 250 |
| Jeff Farrell | . | 42 | TX | 11 | 09:46:30 | 50 | 01-Feb-03 | 2 | 1 | 250 |
| Jeff Farrell | . | 40 | TX | 66 | 26:05:20 | 100 | 03-Feb-01 | 2 | 1 | 250 |
| Mike Farris | . | 49 | MN | 38 | 23:19:56 | 100 | 05-Feb-05 | 1 | . | 100 |
| Toks Fashola | F | 40 | MD | 113 | 33:36:07 | 100 | 07-Feb-04 | 1 | . | 100 |
| Lauri Fauerbach Adams | F | 36 | PA | 101 | 19:23:48 | 50 | 03-Feb-07 | . | 1 | 50 |
| Karen Felicidario | F | 43 | TX | 141 | 13:55:50 | 50 | 07-Feb-09 | . | 1 | 50 |
| Charles Felsher | . | 41 | MS | 76 | 24:40:31 | 100 | 07-Feb-09 | 2 | . | 200 |
| Patch Felsher | . | 42 | MS | 150 | 27:49:39 | 100 | 06-Feb-10 | 2 | . | 200 |
| Debbie Ferauson | F | . | . | 25 | 26:54:01 | 100 | 05-Feb-94 | 1 | . | 100 |
| Chrissy Ferguson | F | 42 | AR | 12 | 19:50:24 | 100 | 01-Feb-03 | 1 | . | 100 |
| Nelson Ferguson | . | 38 | . | 26 | 26:54:02 | 100 | 05-Feb-94 | 1 | . | 100 |
| Boog Ferrell | . | 32 | TX | 51 | 09:20:14 | 50 | 06-Feb-10 | . | 1 | 50 |
| Jacob Fetterolf | . | 21 | TX | 61 | 22:44:15 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| Jacob Fetterolf | . | 20 | TX | 25 | 09:01:13 | 50 | 07-Feb-09 | 1 | 1 | 150 |
| Jared Fetterolf | . | 21 | TX | 31 | 19:50:33 | 100 | 06-Feb-10 | 1 | . | 100 |
| Pat Fick | F | 42 | TX | 27 | 10:05:47 | 50 | 05-Feb-05 | . | 1 | 50 |
| Heather Ficke | F | 19 | TX | 151 | 14:21:54 | 50 | 07-Feb-09 | . | 1 | 50 |
| James Ficke | . | 47 | TX | 135 | 13:38:31 | 50 | 07-Feb-09 | . | 1 | 50 |
| James Ficke | . | 46 | TX | 56 | 10:25:25 | 50 | 02-Feb-08 | . | 1 | 50 |
| Roberta Ficke | F | 47 | TX | 136 | 13:38:31 | 50 | 07-Feb-09 | . | 1 | 50 |
| Kipley Fiebig | . | 34 | TX | 42 | 23:36:51 | 100 | 05-Feb-05 | 1 | . | 100 |
| Joan Filipowski | F | 55 | IN | 183 | 12:47:13 | 50 | 06-Feb-10 | . | 1 | 50 |
| Julie Fingar | F | 33 | CA | 34 | 22:09:09 | 100 | 07-Feb-09 | 4 | . | 400 |
| Julie Fingar | F | 30 | CA | 8 | 18:03:20 | 100 | 04-Feb-06 | 4 | . | 400 |
| Julie Fingar | F | 29 | CA | 10 | 19:30:02 | 100 | 05-Feb-05 | 4 | . | 400 |
| Julie Fingar | F | 28 | CA | 5 | 17:37:22 | 100 | 07-Feb-04 | 4 | . | 400 |
| Anita Finkle | F | 37 | VA | 75 | 26:05:33 | 100 | 07-Feb-04 | 1 | . | 100 |
| Jay Finkle | . | 40 | VA | 76 | 26:05:33 | 100 | 07-Feb-04 | 1 | . | 100 |
| Scott Finnell | . | 51 | PA | 35 | 21:31:39 | 100 | 02-Feb-08 | 1 | . | 100 |
| Oliver Fischer | . | 44 | Canada | 81 | 10:10:44 | 50 | 06-Feb-10 | . | 1 | 50 |
| Kent Fish | . | 56 | TX | 103 | 25:57:26 | 100 | 07-Feb-09 | 2 | . | 200 |
| Kent Fish | . | 54 | TX | 95 | 25:40:00 | 100 | 02-Feb-08 | 2 | . | 200 |
| Dann Fisher | . | 34 | KS | 31 | 21:10:27 | 100 | 02-Feb-08 | 2 | . | 200 |
| Dann Fisher | . | 42 | KS | 99 | 27:21:55 | 100 | 04-Feb-06 | 2 | . | 200 |
| Gary Fitzgerald | . | 49 | CA | 87 | 25:12:45 | 100 | 07-Feb-09 | 1 | . | 100 |
| Jerry Fleming | . | 60 | TX | 240 | 16:11:36 | 50 | 06-Feb-10 | . | 1 | 50 |
| Matthew Fleming | . | 32 | TX | 131 | 15:41:10 | 50 | 02-Feb-08 | . | 1 | 50 |
| Gabriel Flores | . | 33 | CA | 62 | 27:34:10 | 100 | 06-Feb-99 | 1 | . | 100 |
| Raul Flores | . | 48 | KS | 6 | 07:45:28 | 50 | 07-Feb-04 | 3 | 1 | 350 |
| Raul Flores | . | 44 | KS | 8 | 17:56:05 | 100 | 05-Feb-00 | 3 | 1 | 350 |
| Raul Flores | . | 43 | KS | 2 | 17:41:15 | 100 | 06-Feb-99 | 3 | 1 | 350 |
| Raul Flores | . | 39 | MO | 1 | 16:32:02 | 100 | 04-Feb-95 | 3 | 1 | 350 |
| Jacqueline Florine | F | 44 | CA | 161 | 29:26:00 | 100 | 02-Feb-08 | 1 | . | 100 |
| Dean Foley | . | 46 | FL | 84 | 23:35:16 | 100 | 06-Feb-10 | 1 | . | 100 |
| Patrick Foley | . | 53 | TX | 94 | 11:57:37 | 50 | 02-Feb-08 | . | 1 | 50 |
| Jennifer Forman | F | 35 | CA | 39 | 21:49:46 | 100 | 02-Feb-08 | 1 | . | 100 |
| Maurice Forshee | . | 35 | TX | 38 | 09:00:07 | 50 | 06-Feb-10 | . | 1 | 50 |
| Jen Foster | F | 34 | AR | 70 | 23:33:30 | 100 | 03-Feb-07 | 2 | . | 200 |
| Jen Foster | F | 33 | AR | 56 | 23:50:38 | 100 | 04-Feb-06 | 2 | . | 200 |
| Daniel Fox | . | 50 | OH | 45 | 22:46:30 | 100 | 03-Feb-07 | 2 | . | 200 |
| Daniel Fox | . | 49 | OH | 72 | 25:10:54 | 100 | 04-Feb-06 | 2 | . | 200 |
| Jennifer Frahm | F | 30 | TX | 202 | 29:10:02 | 100 | 06-Feb-10 | 1 | . | 100 |
| Mike Frank | . | 41 | MD | 53 | 22:27:07 | 100 | 06-Feb-10 | 1 | . | 100 |
| Brian Franklin | . | 32 | OK | 55 | 23:50:20 | 100 | 04-Feb-06 | 2 | . | 200 |
| Brian Franklin | . | 31 | OK | 95 | 29:36:07 | 100 | 05-Feb-05 | 2 | . | 200 |
| Kelli Franks | F | 49 | AR | 80 | 11:02:37 | 50 | 07-Feb-09 | . | 1 | 50 |
| Rochelle Frazeur | F | 35 | TX | 117 | 27:02:50 | 100 | 03-Feb-07 | 2 | . | 200 |
| Rochelle Frazeur | F | 39 | TX | 92 | 23:55:21 | 100 | 06-Feb-10 | 2 | . | 200 |
| Steve Frederickson | . | 50 | WA | 26 | 24:15:26 | 100 | 01-Feb-97 | 1 | . | 100 |
| Jason Freed | . | 38 | WY | 129 | 11:21:32 | 50 | 06-Feb-10 | . | 1 | 50 |
| Barbara Freedman | F | 58 | Canada | 109 | 10:53:09 | 50 | 06-Feb-10 | . | 1 | 50 |
| Jimmy Dean Freeman | . | 33 | CA | 13 | 17:34:26 | 100 | 06-Feb-10 | 1 | . | 100 |
| Laura Freeman | F | 24 | TX | 30 | 10:57:42 | 50 | 07-Feb-04 | . | 1 | 50 |
| Aaron Friedrich | . | 20 | IL | 167 | 16:34:42 | 50 | 07-Feb-09 | . | 1 | 50 |
| Rex Friend | . | 51 | OK | 64 | 24:24:32 | 100 | 04-Feb-06 | 6 | . | 600 |
| Rex Friend | . | 49 | OK | 64 | 25:14:40 | 100 | 07-Feb-04 | 6 | . | 600 |
| Rex Friend | . | 48 | OK | 56 | 27:38:11 | 100 | 01-Feb-03 | 6 | . | 600 |
| Rex Friend | . | 45 | OK | 37 | 22:33:07 | 100 | 05-Feb-00 | 6 | . | 600 |
| Rex Friend | . | 43 | OK | 15 | 20:01:20 | 100 | 07-Feb-98 | 6 | . | 600 |
| Rex Friend | . | 42 | OK | 12 | 21:43:43 | 100 | 01-Feb-97 | 6 | . | 600 |
| Martin Fritzhand | . | 65 | OH | 111 | 26:34:27 | 100 | 07-Feb-09 | 5 | . | 500 |
| Martin Fritzhand | . | 64 | OH | 104 | 26:13:32 | 100 | 02-Feb-08 | 5 | . | 500 |
| Martin Fritzhand | . | 63 | OH | 116 | 27:02:33 | 100 | 03-Feb-07 | 5 | . | 500 |
| Martin Fritzhand | . | 62 | OH | 65 | 24:31:24 | 100 | 04-Feb-06 | 5 | . | 500 |
| Martin Fritzhand | . | 60 | OH | 70 | 25:48:44 | 100 | 07-Feb-04 | 5 | . | 500 |
| Anita Fromm | F | 35 | CO | 67 | 23:30:44 | 100 | 03-Feb-07 | 2 | . | 200 |
| Anita Fromm | F | 34 | CO | 68 | 24:40:14 | 100 | 04-Feb-06 | 2 | . | 200 |
| Paul Frost | . | 34 | TX | 3 | 15:35:28 | 100 | 05-Feb-05 | 2 | . | 200 |
| Paul Frost | . | 33 | TX | 2 | 16:12:15 | 100 | 07-Feb-04 | 2 | . | 200 |
| Melanie Fryar | F | 29 | CO | 7 | 06:59:40 | 50 | 06-Feb-10 | 1 | 1 | 150 |
| Melanie Fryar | F | 28 | TX | 17 | 20:07:26 | 100 | 07-Feb-09 | 1 | 1 | 150 |
| Miles FryeKrier | . | 50 | FL | 26 | 20:17:47 | 100 | 02-Feb-02 | 1 | . | 100 |
| Nancy Fudacz | F | 42 | IL | 95 | 11:34:43 | 50 | 07-Feb-09 | . | 1 | 50 |
| Gary Fuerst | . | 48 | MO | 21 | 20:45:51 | 100 | 05-Feb-00 | 1 | . | 100 |
| Robert Fulkerson | . | 46 | CO | 33 | 21:39:05 | 100 | 03-Feb-01 | 1 | . | 100 |
| Jeff Fullem | . | 30 | PA | 33 | 21:22:39 | 100 | 02-Feb-08 | 1 | . | 100 |
| Steve Funke | . | 39 | CA | 75 | 27:20:12 | 100 | 05-Feb-00 | 1 | . | 100 |
| Abdel Fustock | . | 62 | TX | 19 | 11:19:17 | 50 | 01-Feb-03 | . | 1 | 50 |
| Abdel Fustok | . | 68 | TX | 86 | 11:12:40 | 50 | 07-Feb-09 | . | 1 | 50 |
| Karen Gall | F | 50 | MN | 147 | 27:45:02 | 100 | 06-Feb-10 | 1 | . | 100 |
| Sarah Gallazin | F | 45 | BC | 75 | 27:04:23 | 100 | 03-Feb-01 | 1 | . | 100 |
| Joseph Galloway | . | 48 | IA | 132 | 29:37:51 | 100 | 04-Feb-06 | 1 | . | 100 |
| Juan Galvan | . | 33 | TX | 6 | 07:54:16 | 50 | 03-Feb-07 | . | 1 | 50 |
| Carl Gammon | . | 54 | MN | 138 | 28:15:34 | 100 | 07-Feb-09 | 1 | . | 100 |
| Art Garcia | . | 60 | TX | 93 | 11:53:30 | 50 | 02-Feb-08 | . | 1 | 50 |
| Jaime Garcia | . | 33 | TX | 80 | 23:22:45 | 100 | 06-Feb-10 | 1 | . | 100 |
| Jaime Garcia | . | 29 | TX | 17 | 09:37:56 | 50 | 04-Feb-06 | . | 1 | 50 |
| Jim Garcia | . | 41 | MA | 1 | 14:35:27 | 100 | 05-Feb-00 | 1 | . | 100 |
| Julie Garcia | F | 36 | TX | 105 | 12:04:29 | 50 | 07-Feb-09 | . | 1 | 50 |
| Bill Gardner | . | 39 | TX | 1 | 07:48:58 | 50 | 01-Feb-03 | 1 | 2 | 200 |
| Bill Gardner | . | 38 | TX | 4 | 08:11:57 | 50 | 02-Feb-02 | 1 | 2 | 200 |
| Bill Gardner | . | 34 | TX | 2 | 16:00:05 | 100 | 07-Feb-98 | 1 | 2 | 200 |
| Connie Gardner | F | 46 | OH | 23 | 19:04:23 | 100 | 06-Feb-10 | 2 | . | 200 |
| Connie Gardner | F | 42 | OH | 6 | 17:04:00 | 100 | 04-Feb-06 | 2 | . | 200 |
| Susan Gardner | F | 42 | NM | 156 | 28:59:00 | 100 | 03-Feb-07 | 2 | . | 200 |
| Susan Gardner | F | 33 | LA | 45 | 23:38:39 | 100 | 07-Feb-98 | 2 | . | 200 |
| Laura Garrett | F | 50 | TX | 86 | 14:09:41 | 50 | 03-Feb-07 | . | 1 | 50 |
| Keith Gartrell | . | 39 | TX | 52 | 23:20:41 | 100 | 07-Feb-09 | 1 | . | 100 |
| Rebecca Gartrell | F | 37 | TX | 77 | 10:01:30 | 50 | 06-Feb-10 | 1 | 2 | 200 |
| Rebecca Gartrell | F | 36 | TX | 155 | 29:04:22 | 100 | 07-Feb-09 | 1 | 2 | 200 |
| Rebecca Gartrell | F | 31 | TX | 37 | 11:31:38 | 50 | 07-Feb-04 | 1 | 2 | 200 |
| Stephen Gartside | . | 44 | CO | 14 | 07:58:38 | 50 | 06-Feb-10 | . | 1 | 50 |
| Francisco Garza | . | 43 | TX | 3 | 06:51:35 | 50 | 07-Feb-09 | . | 2 | 100 |
| Francisco Garza | . | 42 | TX | 2 | 06:50:13 | 50 | 02-Feb-08 | . | 2 | 100 |
| Rick Gastelum | . | 59 | TX | 81 | 26:24:07 | 100 | 07-Feb-04 | 3 | . | 300 |
| Rick Gastelum | . | 58 | TX | 44 | 26:20:58 | 100 | 01-Feb-03 | 3 | . | 300 |
| Rick Gastelum | . | 57 | TX | 44 | 23:28:40 | 100 | 02-Feb-02 | 3 | . | 300 |
| Peggy Gaudet | F | 43 | ID | 38 | 09:58:05 | 50 | 02-Feb-08 | . | 1 | 50 |
| Bill Gebbie | . | 59 | CA | 68 | 28:51:59 | 100 | 01-Feb-03 | 3 | . | 300 |
| Bill Gebbie | . | 54 | CA | 78 | 28:52:50 | 100 | 07-Feb-98 | 3 | . | 300 |
| Bill Gebbie | . | 53 | CA | 35 | 26:16:35 | 100 | 01-Feb-97 | 3 | . | 300 |
| Tess Geddes | F | 48 | Canada | 95 | 15:21:06 | 50 | 03-Feb-07 | . | 1 | 50 |
| John Geesler | . | 41 | NY | 3 | 17:05:15 | 100 | 03-Feb-01 | 3 | . | 300 |
| John Geesler | . | 40 | NY | 6 | 16:51:53 | 100 | 05-Feb-00 | 3 | . | 300 |
| John Geesler | . | 39 | NY | 4 | 18:06:05 | 100 | 06-Feb-99 | 3 | . | 300 |
| Jeffrey Genova | . | 38 | AR | 45 | 10:57:29 | 50 | 03-Feb-07 | . | 1 | 50 |
| Gregg Gent | . | 34 | TX | 24 | 11:45:45 | 50 | 02-Feb-02 | . | 1 | 50 |
| Linda Gentling | F | 47 | MN | 66 | 28:02:28 | 100 | 06-Feb-99 | 1 | . | 100 |
| Rick George | . | 48 | IL | 83 | 26:06:20 | 100 | 04-Feb-06 | 2 | . | 200 |
| Rick George | . | 46 | IL | 43 | 23:19:01 | 100 | 07-Feb-04 | 2 | . | 200 |
| Brandon Gerard | . | 30 | MI | 29 | 09:12:27 | 50 | 07-Feb-09 | . | 1 | 50 |
| Prasad Gerard | . | 49 | DC | 25 | 20:42:54 | 100 | 02-Feb-08 | 1 | . | 100 |
| Carol Gerber | F | 45 | CO | 38 | 09:32:04 | 50 | 07-Feb-09 | . | 1 | 50 |
| Vince Gerber | . | 55 | CO | 129 | 26:47:14 | 100 | 06-Feb-10 | 3 | . | 300 |
| Vince Gerber | . | 50 | CO | 60 | 26:11:55 | 100 | 05-Feb-05 | 3 | . | 300 |
| Vince Gerber | . | 46 | CO | 59 | 25:13:45 | 100 | 02-Feb-02 | 3 | . | 300 |
| Charlotte Gerkin | F | 49 | IN | 33 | 28:21:16 | 100 | 04-Feb-95 | 1 | . | 100 |
| June Gessner | F | 57 | CO | 109 | 26:08:03 | 100 | 06-Feb-10 | 3 | . | 300 |
| June Gessner | F | 48 | CA | 26 | 20:46:35 | 100 | 03-Feb-01 | 3 | . | 300 |
| June Gessner | F | 44 | CA | 6 | 19:38:08 | 100 | 01-Feb-97 | 3 | . | 300 |
| Molly Gibb | F | 41 | CO | 19 | 22:50:56 | 100 | 01-Feb-03 | 1 | . | 100 |
| Don Gibson | . | 64 | GA | 195 | 28:57:27 | 100 | 06-Feb-10 | 1 | . | 100 |
| Adam Gifford | . | 34 | FL | 86 | 25:10:06 | 100 | 07-Feb-09 | 1 | . | 100 |
| Jamie Gifford | . | 45 | WA | 5 | 17:32:13 | 100 | 02-Feb-08 | 1 | . | 100 |
| Craig Gilchrist | . | 38 | TX | 50 | 14:27:02 | 50 | 04-Feb-06 | . | 1 | 50 |
| Claire Gilles | F | 29 | NV | 112 | 26:51:28 | 100 | 03-Feb-07 | 1 | . | 100 |
| Greg Gillespie | . | 49 | TX | 217 | 14:30:36 | 50 | 06-Feb-10 | . | 1 | 50 |
| Richard Gillespie | . | 49 | CA | 8 | 21:21:10 | 100 | 03-Feb-96 | 1 | . | 100 |
| William Gilli | . | 45 | CA | 35 | 24:29:14 | 100 | 01-Feb-03 | 1 | . | 100 |
| Cheri Gillis | F | 47 | WA | 78 | 27:34:48 | 100 | 05-Feb-00 | 1 | . | 100 |
| Susan Gimbell | F | 46 | . | 6 | 19:17:22 | 100 | 01-Feb-93 | 1 | . | 100 |
| Zach Gingerich | . | 27 | IL | 14 | 19:00:22 | 100 | 03-Feb-07 | 1 | . | 100 |
| Jeffrey Ginsberg | . | 42 | PA | 158 | 29:06:48 | 100 | 03-Feb-07 | 1 | . | 100 |
| Clifford Gissell | . | 57 | AL | 30 | 21:59:03 | 100 | 05-Feb-00 | 1 | . | 100 |
| Jeff Gleason | . | 52 | PA | 26 | 19:18:20 | 100 | 06-Feb-10 | 2 | . | 200 |
| Jeff Gleason | . | 50 | PA | 44 | 22:05:37 | 100 | 02-Feb-08 | 2 | . | 200 |
| Stuart Gleman | . | 51 | FL | 25 | 25:39:01 | 100 | 03-Feb-96 | 1 | . | 100 |
| Jim Glendon | . | 61 | OH | 75 | 09:57:37 | 50 | 06-Feb-10 | . | 1 | 50 |
| Caroline Glenn | F | 52 | OK | 219 | 14:31:06 | 50 | 06-Feb-10 | . | 1 | 50 |
| Debbie Gobbins | F | 36 | . | 29 | 27:16:00 | 100 | 05-Feb-94 | 1 | . | 100 |
| Jim Godville | . | 43 | . | 5 | 19:26:00 | 100 | 05-Feb-94 | 1 | . | 100 |
| David Goldberg | . | 47 | AZ | 32 | 21:17:00 | 100 | 02-Feb-08 | 1 | . | 100 |
| Roger Golson | . | 48 | AL | 236 | 15:21:33 | 50 | 06-Feb-10 | . | 1 | 50 |
| Roland Gomez | . | 28 | TX | 76 | 09:58:11 | 50 | 06-Feb-10 | . | 1 | 50 |
| Ed Gomolka | . | 48 | TX | 75 | 13:14:23 | 50 | 03-Feb-07 | . | 1 | 50 |
| Edgardo Gonzalez | . | 32 | TX | 174 | 12:30:33 | 50 | 06-Feb-10 | . | 1 | 50 |
| Harry Good | . | 57 | MD | 92 | 25:29:04 | 100 | 02-Feb-08 | 2 | . | 200 |
| Harry Good | . | 56 | MD | 110 | 26:44:33 | 100 | 03-Feb-07 | 2 | . | 200 |
| Jim Good | . | 45 | AZ | 79 | 26:16:01 | 100 | 07-Feb-04 | 1 | . | 100 |
| Janeen Goodwin | F | 26 | CA | 146 | 14:05:12 | 50 | 07-Feb-09 | . | 1 | 50 |
| Paul Goodwin | . | 30 | TX | 61 | 09:35:13 | 50 | 06-Feb-10 | 1 | 1 | 150 |
| Paul Goodwin | . | 28 | TX | 130 | 27:49:11 | 100 | 02-Feb-08 | 1 | 1 | 150 |
| Michael Goolkasian | . | 45 | MA | 106 | 12:06:26 | 50 | 07-Feb-09 | . | 1 | 50 |
| Kirn Goosen | F | 22 | AR | 12 | 22:39:56 | 100 | 04-Feb-95 | 1 | . | 100 |
| Gary Gordon | . | 52 | OK | 152 | 11:47:29 | 50 | 06-Feb-10 | . | 1 | 50 |
| Timothy Gordon | . | 56 | MI | 88 | 25:20:47 | 100 | 02-Feb-08 | 1 | . | 100 |
| Peter Goren | . | 19 | CA | 75 | 27:21:13 | 100 | 02-Feb-02 | 1 | . | 100 |
| Patrick Gorman | . | 47 | IL | 112 | 28:16:40 | 100 | 04-Feb-06 | 5 | . | 500 |
| Patrick Gorman | . | 44 | IL | 29 | 23:42:13 | 100 | 01-Feb-03 | 5 | . | 500 |
| Patrick Gorman | . | 43 | IL | 66 | 26:43:54 | 100 | 02-Feb-02 | 5 | . | 500 |
| Patrick Gorman | . | 35 | . | 1 | 17:45:24 | 100 | 05-Feb-94 | 5 | . | 500 |
| Patrick Gorman | . | 34 | . | 7 | 19:40:49 | 100 | 01-Feb-93 | 5 | . | 500 |
| Terrie Gorney | F | 47 | TX | 152 | 28:52:17 | 100 | 03-Feb-07 | 1 | 1 | 150 |
| Terrie Gorney | F | 45 | TX | 36 | 10:56:16 | 50 | 05-Feb-05 | 1 | 1 | 150 |
| Wilson Gorrell | . | 37 | MD | 23 | 09:46:27 | 50 | 05-Feb-05 | . | 1 | 50 |
| Ian Gosewisch | . | 29 | AZ | 9 | 08:18:50 | 50 | 03-Feb-07 | . | 1 | 50 |
| Jeff Gosmano | . | 38 | TX | 44 | 09:06:12 | 50 | 06-Feb-10 | . | 4 | 200 |
| Jeff Gosmano | . | 37 | TX | 19 | 08:39:06 | 50 | 07-Feb-09 | . | 4 | 200 |
| Jeff Gosmano | . | 36 | TX | 11 | 08:12:17 | 50 | 02-Feb-08 | . | 4 | 200 |
| Jeff Gosmano | . | 35 | TX | 13 | 08:58:20 | 50 | 03-Feb-07 | . | 4 | 200 |
| Monty Gossett | . | 55 | TX | 235 | 15:19:55 | 50 | 06-Feb-10 | . | 1 | 50 |
| Frank Gousman Jr | . | 51 | NJ | 84 | 26:06:35 | 100 | 04-Feb-06 | 1 | . | 100 |
| Jeffrey Grabosky | . | 27 | VA | 55 | 22:32:24 | 100 | 06-Feb-10 | 2 | . | 200 |
| Jeffrey Grabosky | . | 25 | VA | 141 | 28:17:37 | 100 | 07-Feb-09 | 2 | . | 200 |
| Roger Graham | . | 40 | OK | 41 | 22:56:29 | 100 | 05-Feb-00 | 1 | . | 100 |
| Misty Graham-Baugh | F | 32 | TX | 147 | 14:05:13 | 50 | 07-Feb-09 | . | 1 | 50 |
| Ernesto Grane | . | 39 | CO | 70 | 26:49:07 | 100 | 05-Feb-05 | 1 | . | 100 |
| Anders Grant | F | 44 | MD | 59 | 22:39:55 | 100 | 06-Feb-10 | 2 | . | 200 |
| Anders Grant | F | 42 | MD | 73 | 23:45:52 | 100 | 02-Feb-08 | 2 | . | 200 |
| Glenn Gravatt | . | 50 | WV | 119 | 27:05:16 | 100 | 02-Feb-08 | 1 | . | 100 |
| Bill Gray | . | 49 | TX | 88 | 29:20:31 | 100 | 05-Feb-00 | 1 | . | 100 |
| Ed Green | . | 57 | Co | 43 | 10:46:55 | 50 | 03-Feb-07 | . | 3 | 150 |
| Ed Green | . | 56 | CO | 19 | 10:10:31 | 50 | 04-Feb-06 | . | 3 | 150 |
| Ed Green | . | 55 | CO | 34 | 10:46:48 | 50 | 05-Feb-05 | . | 3 | 150 |
| John Green | . | 25 | MS | 69 | 10:46:07 | 50 | 07-Feb-09 | . | 1 | 50 |
| Ronald Green | . | 42 | MD | 52 | 22:27:06 | 100 | 06-Feb-10 | 1 | . | 100 |
| Stephanie Green | F | 29 | CA | 47 | 25:34:30 | 100 | 06-Feb-99 | 1 | . | 100 |
| Tom Green | . | 45 | MD | 6 | 20:53:00 | 100 | 03-Feb-96 | 1 | . | 100 |
| Travis Green | . | 42 | TX | 46 | 13:35:40 | 50 | 04-Feb-06 | . | 2 | 100 |
| Travis Green | . | 41 | TX | 51 | 13:43:56 | 50 | 05-Feb-05 | . | 2 | 100 |
| David Greenhouse | . | 25 | NY | 11 | 08:44:43 | 50 | 03-Feb-07 | . | 1 | 50 |
| Lewis Grell | . | 49 | TX | 38 | 12:14:58 | 50 | 04-Feb-06 | . | 1 | 50 |
| Lane Gremillion | . | 36 | LA | 47 | 09:12:21 | 50 | 06-Feb-10 | . | 1 | 50 |
| Kevin Griffin | . | 50 | CA | 25 | 22:33:56 | 100 | 05-Feb-05 | 1 | . | 100 |
| Kyle Griffith | . | 32 | OK | 74 | 10:52:45 | 50 | 07-Feb-09 | . | 1 | 50 |
| Don Griffiths | . | 45 | TX | 18 | 23:24:45 | 100 | 03-Feb-96 | 3 | . | 300 |
| Don Griffiths | . | 43 | TX | 12 | 21:50:18 | 100 | 05-Feb-94 | 3 | . | 300 |
| Don Griffiths | . | 42 | TX | 15 | 23:15:08 | 100 | 01-Feb-93 | 3 | . | 300 |
| Vicki Griffiths | F | 66 | WA | 217 | 29:50:10 | 100 | 06-Feb-10 | 1 | . | 100 |
| Paul Grimm | . | 40 | CO | 29 | 21:32:47 | 100 | 07-Feb-09 | 1 | 1 | 150 |
| Paul Grimm | . | 39 | CO | 9 | 07:59:34 | 50 | 02-Feb-08 | 1 | 1 | 150 |
| Jennifer Griste | F | 44 | CA | 122 | 27:24:37 | 100 | 02-Feb-08 | 1 | . | 100 |
| Jay Grobeson | . | 40 | CA | 13 | 19:15:38 | 100 | 03-Feb-01 | 5 | . | 500 |
| Jay Grobeson | . | 39 | CA | 14 | 19:41:00 | 100 | 05-Feb-00 | 5 | . | 500 |
| Jay Grobeson | . | 37 | CA | 13 | 19:46:35 | 100 | 07-Feb-98 | 5 | . | 500 |
| Jay Grobeson | . | 35 | CA | 13 | 22:20:10 | 100 | 03-Feb-96 | 5 | . | 500 |
| Jay Grobeson | . | 34 | CA | 7 | 21:04:34 | 100 | 04-Feb-95 | 5 | . | 500 |
| Dominic Grossman | . | 23 | CA | 1 | 06:26:05 | 50 | 06-Feb-10 | . | 1 | 50 |
| Evan Groutage | . | 57 | TX | 159 | 29:15:13 | 100 | 03-Feb-07 | 8 | . | 800 |
| Evan Groutage | . | 55 | TX | 79 | 28:02:38 | 100 | 05-Feb-05 | 8 | . | 800 |
| Evan Groutage | . | 54 | TX | 91 | 28:07:16 | 100 | 07-Feb-04 | 8 | . | 800 |
| Evan Groutage | . | 53 | TX | 61 | 28:05:43 | 100 | 01-Feb-03 | 8 | . | 800 |
| Evan Groutage | . | 51 | TX | 70 | 26:45:39 | 100 | 03-Feb-01 | 8 | . | 800 |
| Evan Groutage | . | 50 | TX | 85 | 28:41:05 | 100 | 05-Feb-00 | 8 | . | 800 |
| Evan Groutage | . | 48 | TX | 57 | 26:30:47 | 100 | 07-Feb-98 | 8 | . | 800 |
| Evan Groutage | . | 47 | TX | 29 | 24:48:31 | 100 | 01-Feb-97 | 8 | . | 800 |
| Luis Guerrero | . | 46 | Mexico | 25 | 19:14:52 | 100 | 06-Feb-10 | 4 | . | 400 |
| Luis Guerrero | . | 45 | Mex | 4 | 16:52:53 | 100 | 07-Feb-09 | 4 | . | 400 |
| Luis Guerrero | . | 41 | Mex | 6 | 18:01:53 | 100 | 05-Feb-05 | 4 | . | 400 |
| Luis Guerrero | . | 38 | Mex | 7 | 17:00:20 | 100 | 02-Feb-02 | 4 | . | 400 |
| Kyle Gulseth | . | 23 | ND | 3 | 07:11:42 | 50 | 07-Feb-04 | . | 1 | 50 |
| Jonathan Gunderson | . | 32 | CA | 7 | 17:08:04 | 100 | 06-Feb-10 | 3 | . | 300 |
| Jonathan Gunderson | . | 31 | CA | 18 | 20:14:02 | 100 | 07-Feb-09 | 3 | . | 300 |
| Jonathan Gunderson | . | 30 | CA | 28 | 20:55:32 | 100 | 02-Feb-08 | 3 | . | 300 |
| Jana Gustman | F | 33 | CA | 35 | 21:46:20 | 100 | 03-Feb-01 | 1 | . | 100 |
| Danny Guthrie | . | 61 | MI | 60 | 10:28:59 | 50 | 02-Feb-08 | . | 1 | 50 |
| Rusty Guynes | . | 41 | TX | 107 | 10:50:05 | 50 | 06-Feb-10 | . | 1 | 50 |
| Bobby Haier | . | 39 | TX | 37 | 22:56:56 | 100 | 07-Feb-04 | 1 | 1 | 150 |
| Bobby Haier | . | 38 | TX | 15 | 10:25:18 | 50 | 01-Feb-03 | 1 | 1 | 150 |
| Leslie Hale | F | 57 | TX | 130 | 26:51:21 | 100 | 06-Feb-10 | 2 | 3 | 350 |
| Leslie Hale | F | 56 | TX | 62 | 10:31:37 | 50 | 07-Feb-09 | 2 | 3 | 350 |
| Leslie Hale | F | 54 | TX | 41 | 10:35:36 | 50 | 03-Feb-07 | 2 | 3 | 350 |
| Leslie Hale | F | 52 | TX | 28 | 10:09:28 | 50 | 05-Feb-05 | 2 | 3 | 350 |
| Leslie Hale | F | 51 | TX | 80 | 26:20:00 | 100 | 07-Feb-04 | 2 | 3 | 350 |
| Roy Haley | . | 60 | TX | 52 | 25:53:59 | 100 | 07-Feb-98 | 1 | . | 100 |
| Donny Hall | . | 35 | CA | 77 | 23:21:51 | 100 | 06-Feb-10 | 1 | . | 100 |
| Larry Hall | . | 55 | IL | 18 | 08:09:54 | 50 | 06-Feb-10 | . | 6 | 300 |
| Larry Hall | . | 54 | IL | 9 | 07:55:53 | 50 | 07-Feb-09 | . | 6 | 300 |
| Larry Hall | . | 53 | IL | 6 | 07:35:07 | 50 | 02-Feb-08 | . | 6 | 300 |
| Larry Hall | . | 52 | IL | 2 | 07:27:12 | 50 | 03-Feb-07 | . | 6 | 300 |
| Larry Hall | . | 51 | IL | 1 | 07:38:06 | 50 | 04-Feb-06 | . | 6 | 300 |
| Larry Hall | . | 50 | IL | 4 | 07:38:28 | 50 | 05-Feb-05 | . | 6 | 300 |
| Norman Hall | . | 50 | TX | 79 | 27:35:47 | 100 | 05-Feb-00 | 1 | . | 100 |
| Phillip Hall | . | 39 | OK | 88 | 11:47:57 | 50 | 02-Feb-08 | . | 1 | 50 |
| Jim Halsey | . | 49 | IN | 141 | 27:36:28 | 100 | 06-Feb-10 | 1 | . | 100 |
| Steve Hambley | . | 44 | TX | 16 | 22:42:10 | 100 | 03-Feb-96 | 1 | . | 100 |
| Dan Hamilton | . | 52 | TX | 97 | 11:37:11 | 50 | 07-Feb-09 | . | 1 | 50 |
| Harry Hamilton | . | 49 | NJ | 200 | 29:09:17 | 100 | 06-Feb-10 | 1 | . | 100 |
| Melynda Hamilton | F | 38 | CO | 33 | 09:20:04 | 50 | 07-Feb-09 | . | 1 | 50 |
| Tom Hamilton | . | 62 | CO | 220 | 14:33:49 | 50 | 06-Feb-10 | . | 3 | 150 |
| Tom Hamilton | . | 59 | CO | 82 | 13:35:51 | 50 | 03-Feb-07 | . | 3 | 150 |
| Tom Hamilton | . | 57 | CO | 46 | 12:41:21 | 50 | 05-Feb-05 | . | 3 | 150 |
| Debby Hammond | F | 57 | TX | 232 | 15:09:43 | 50 | 06-Feb-10 | . | 1 | 50 |
| Rodney Hammons | . | 43 | LA | 7 | 19:14:08 | 100 | 06-Feb-99 | 2 | . | 200 |
| Rodney Hammons | . | 42 | LA | 24 | 21:16:06 | 100 | 07-Feb-98 | 2 | . | 200 |
| Rhonda Hampton | F | 49 | NC | 149 | 27:49:38 | 100 | 06-Feb-10 | 1 | . | 100 |
| Terri Handy | F | 41 | CO | 24 | 21:04:56 | 100 | 04-Feb-06 | 1 | . | 100 |
| Erik Hanley | . | 28 | TX | 211 | 29:24:48 | 100 | 06-Feb-10 | 1 | . | 100 |
| Brenda Hann | F | 51 | MB | 81 | 28:31:28 | 100 | 02-Feb-02 | 1 | . | 100 |
| Mike Hansen | . | 54 | TX | 171 | 12:28:49 | 50 | 06-Feb-10 | . | 1 | 50 |
| Jeff Hanson | . | 43 | TX | 127 | 27:34:01 | 100 | 02-Feb-08 | 1 | . | 100 |
| Aiko Hanyu | F | 53 | TX | 70 | 12:50:00 | 50 | 03-Feb-07 | . | 2 | 100 |
| Aiko Hanyu | F | 52 | TX | 42 | 13:26:31 | 50 | 04-Feb-06 | . | 2 | 100 |
| Les Harden | . | 43 | MB | 46 | 23:40:25 | 100 | 02-Feb-02 | 1 | . | 100 |
| Patti Harden | F | 50 | MD | 34 | 24:19:14 | 100 | 01-Feb-03 | 1 | . | 100 |
| David Hardin | . | 29 | TX | 8 | 07:54:01 | 50 | 07-Feb-04 | . | 1 | 50 |
| Austin Hardt | . | 25 | TX | 18 | 08:46:39 | 50 | 02-Feb-08 | . | 1 | 50 |
| John Hargrove | . | 61 | OK | 93 | 26:49:25 | 100 | 04-Feb-06 | 2 | . | 200 |
| John Hargrove | . | 52 | OR | 14 | 21:52:00 | 100 | 01-Feb-97 | 2 | . | 200 |
| Lynne Harkey | F | 40 | TX | 78 | 11:21:31 | 50 | 02-Feb-08 | . | 1 | 50 |
| Burgess Harmer | . | 51 | . | 3 | 18:30:10 | 100 | 05-Feb-94 | 1 | . | 100 |
| Scott Harper | . | 39 | TX | 215 | 29:45:42 | 100 | 06-Feb-10 | 1 | . | 100 |
| Elise Harrington | F | 54 | CO | 164 | 28:16:36 | 100 | 06-Feb-10 | 2 | . | 200 |
| Elise Harrington | F | 49 | CO | 57 | 25:38:32 | 100 | 05-Feb-05 | 2 | . | 200 |
| John Harrington | . | 47 | NM | 101 | 25:11:40 | 100 | 06-Feb-10 | 1 | 2 | 200 |
| John Harrington | . | 46 | NM | 116 | 12:31:08 | 50 | 07-Feb-09 | 1 | 2 | 200 |
| John Harrington | . | 45 | NM | 71 | 11:06:20 | 50 | 02-Feb-08 | 1 | 2 | 200 |
| R.C. Harris | . | 52 | TX | 18 | 25:24:40 | 100 | 04-Feb-95 | 1 | . | 100 |
| Christine Harrison | F | 49 | CA | 77 | 24:18:48 | 100 | 02-Feb-08 | 1 | . | 100 |
| Davey Harrison | . | 55 | TX | 87 | 11:41:52 | 50 | 02-Feb-08 | 1 | 4 | 300 |
| Davey Harrison | . | 54 | TX | 74 | 13:04:28 | 50 | 03-Feb-07 | 1 | 4 | 300 |
| Davey Harrison | . | 51 | TX | 24 | 10:18:58 | 50 | 07-Feb-04 | 1 | 4 | 300 |
| Davey Harrison | . | 50 | TX | 26 | 12:35:40 | 50 | 01-Feb-03 | 1 | 4 | 300 |
| Davey Harrison | . | 47 | TX | 87 | 29:17:00 | 100 | 05-Feb-00 | 1 | 4 | 300 |
| Steven Harrold | . | 56 | CA | 14 | 08:50:52 | 50 | 07-Feb-04 | . | 1 | 50 |
| Dan Harshburger | . | 53 | CA | 56 | 25:33:51 | 100 | 03-Feb-01 | 2 | . | 200 |
| Dan Harshburger | . | 52 | CA | 68 | 26:31:26 | 100 | 05-Feb-00 | 2 | . | 200 |
| Kathy Harshburger | F | 50 | CA | 69 | 26:43:35 | 100 | 03-Feb-01 | 2 | . | 200 |
| Kathy Harshburger | F | 49 | CA | 67 | 26:31:26 | 100 | 05-Feb-00 | 2 | . | 200 |
| Mark Hartinger | . | 41 | WA | 12 | 19:11:52 | 100 | 07-Feb-98 | 1 | . | 100 |
| Emily Hartman | F | 39 | AR | 65 | 12:28:25 | 50 | 03-Feb-07 | . | 1 | 50 |
| Greg Hartman | . | 36 | CO | 30 | 19:40:59 | 100 | 06-Feb-10 | 1 | . | 100 |
| Jack Hase | . | 48 | TX | 247 | 22:31:36 | 50 | 06-Feb-10 | 2 | 1 | 250 |
| Jack Hase | . | 46 | TX | 37 | 21:44:49 | 100 | 02-Feb-08 | 2 | 1 | 250 |
| Jack Hase | . | 45 | TX | 27 | 21:40:38 | 100 | 03-Feb-07 | 2 | 1 | 250 |
| Bob Haugh | . | 55 | KY | 105 | 26:24:51 | 100 | 03-Feb-07 | 1 | . | 100 |
| Jesse Haury | F | 26 | OR | 162 | 12:12:56 | 50 | 06-Feb-10 | . | 1 | 50 |
| Mike Haviland | . | 61 | CA | 52 | 26:58:43 | 100 | 01-Feb-03 | 3 | . | 300 |
| Mike Haviland | . | 58 | CA | 51 | 24:05:45 | 100 | 05-Feb-00 | 3 | . | 300 |
| Mike Haviland | . | 57 | CA | 43 | 25:15:12 | 100 | 06-Feb-99 | 3 | . | 300 |
| Faye Hawn | F | 53 | PA | 157 | 29:01:41 | 100 | 02-Feb-08 | 1 | . | 100 |
| Kev Hawn | . | 49 | PA | 56 | 23:00:49 | 100 | 02-Feb-08 | 2 | . | 200 |
| Kev Hawn | . | 48 | PA | 28 | 22:00:23 | 100 | 03-Feb-07 | 2 | . | 200 |
| Cornelia Hayes | F | 40 | TX | 204 | 13:59:00 | 50 | 06-Feb-10 | . | 1 | 50 |
| Michael Hayes | . | 31 | TX | 36 | 22:36:41 | 100 | 04-Feb-06 | 1 | . | 100 |
| Richard Hayes | . | 53 | CA | 39 | 23:23:03 | 100 | 05-Feb-05 | 2 | . | 200 |
| Richard Hayes | . | 46 | CA | 37 | 23:06:57 | 100 | 07-Feb-98 | 2 | . | 200 |
| Amanda Hayley | F | 21 | TX | 118 | 11:01:52 | 50 | 06-Feb-10 | . | 2 | 100 |
| Amanda Hayley | F | 20 | TX | 59 | 10:27:32 | 50 | 07-Feb-09 | . | 2 | 100 |
| Jerry Hayley | . | 45 | TX | 125 | 11:09:26 | 50 | 06-Feb-10 | . | 3 | 150 |
| Jerry Hayley | . | 44 | TX | 51 | 10:06:37 | 50 | 07-Feb-09 | . | 3 | 150 |
| Jerry Hayley | . | 42 | TX | 14 | 09:00:09 | 50 | 03-Feb-07 | . | 3 | 150 |
| Frank Healey | . | 39 | PA | 33 | 22:18:00 | 100 | 03-Feb-07 | 1 | . | 100 |
| Ann Heaslett | F | 38 | WI | 3 | 15:57:20 | 100 | 02-Feb-02 | 1 | . | 100 |
| Jeff Heasley | . | 39 | CO | 80 | 24:19:54 | 100 | 03-Feb-07 | 4 | . | 400 |
| Jeff Heasley | . | 38 | CO | 67 | 24:36:20 | 100 | 04-Feb-06 | 4 | . | 400 |
| Jeff Heasley | . | 37 | CO | 16 | 21:05:46 | 100 | 05-Feb-05 | 4 | . | 400 |
| Jeff Heasley | . | 36 | CO | 63 | 25:13:00 | 100 | 07-Feb-04 | 4 | . | 400 |
| Roy Heger | . | 51 | OH | 23 | 20:53:06 | 100 | 04-Feb-06 | 1 | . | 100 |
| Mark Heinemann | . | 42 | CO | 23 | 20:52:25 | 100 | 05-Feb-00 | 1 | . | 100 |
| Mark Heinmann | . | 40 | CO | 6 | 18:27:26 | 100 | 07-Feb-98 | 1 | . | 100 |
| Lori Heinselman Craig | F | 39 | CA | 85 | 24:42:17 | 100 | 03-Feb-07 | 1 | . | 100 |
| Gwen Heist | F | 34 | MO | 24 | 20:01:45 | 100 | 03-Feb-01 | 1 | . | 100 |
| Bill Heldenbrand | . | 62 | MO | 61 | 23:37:59 | 100 | 07-Feb-09 | 2 | . | 200 |
| Bill Heldenbrand | . | 60 | MO | 142 | 28:24:24 | 100 | 03-Feb-07 | 2 | . | 200 |
| Ed Helfrick | . | 45 | PA | 60 | 09:33:37 | 50 | 06-Feb-10 | . | 1 | 50 |
| Mark Henderson | . | 41 | TX | 15 | 19:15:16 | 100 | 02-Feb-02 | 3 | . | 300 |
| Mark Henderson | . | 40 | TX | 5 | 17:11:40 | 100 | 03-Feb-01 | 3 | . | 300 |
| Mark Henderson | . | 39 | TX | 25 | 21:10:20 | 100 | 05-Feb-00 | 3 | . | 300 |
| William Henderson | . | 36 | Canada | 16 | 08:37:44 | 50 | 02-Feb-08 | . | 1 | 50 |
| Maria Hendricks | F | 43 | TX | 67 | 27:38:26 | 100 | 07-Feb-98 | 1 | . | 100 |
| Gary Henry | . | 52 | KS | 109 | 26:30:54 | 100 | 07-Feb-09 | 1 | . | 100 |
| Erik Herman | . | 35 | CA | 38 | 25:25:36 | 100 | 01-Feb-03 | 1 | . | 100 |
| Anna Hern | F | 26 | TX | 8 | 08:14:01 | 50 | 03-Feb-07 | . | 1 | 50 |
| Blake Hern | . | 25 | MO | 4 | 07:10:43 | 50 | 07-Feb-09 | . | 1 | 50 |
| Michael Hernandez | . | 50 | CA | 20 | 20:30:32 | 100 | 07-Feb-04 | 1 | . | 100 |
| Nahila Hernandez San Juan | F | 35 | Mexico | 68 | 23:08:58 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| Nahila Hernandez San Juan | F | 34 | Mexico | 16 | 08:27:56 | 50 | 07-Feb-09 | 1 | 1 | 150 |
| Ed Herndon | . | 49 | CO | 158 | 15:28:30 | 50 | 07-Feb-09 | . | 1 | 50 |
| Mauricio Herrera Cuadra | . | 30 | Mexico | 153 | 28:46:48 | 100 | 02-Feb-08 | 1 | . | 100 |
| Barb Hewitt | F | 44 | CO | 26 | 10:41:20 | 50 | 07-Feb-04 | . | 1 | 50 |
| Diana Heynen | F | 50 | TX | 43 | 23:38:29 | 100 | 05-Feb-05 | 1 | . | 100 |
| Robert Heynen | . | 55 | TX | 87 | 28:35:57 | 100 | 05-Feb-05 | 1 | . | 100 |
| Ben Hian | . | 28 | CA | 1 | 14:56:18 | 100 | 07-Feb-98 | 3 | . | 300 |
| Ben Hian | . | 27 | CA | 1 | 13:42:57 | 100 | 01-Feb-97 | 3 | . | 300 |
| Ben Hian | . | 26 | CA | 2 | 14:19:28 | 100 | 03-Feb-96 | 3 | . | 300 |
| Marge Hickman | F | 47 | KS | 16 | 20:10:05 | 100 | 07-Feb-98 | 1 | . | 100 |
| Claude Hicks Jr | . | 50 | TX | 64 | 22:49:23 | 100 | 06-Feb-10 | 2 | . | 200 |
| Claude Hicks Jr | . | 49 | TX | 36 | 22:25:06 | 100 | 07-Feb-09 | 2 | . | 200 |
| Joan Hilbert | F | 50 | TX | 122 | 12:50:13 | 50 | 07-Feb-09 | . | 1 | 50 |
| Joe Hildebrand | . | 42 | IL | 1 | 14:47:44 | 100 | 06-Feb-99 | 3 | . | 300 |
| Joe Hildebrand | . | 41 | IL | 3 | 16:30:38 | 100 | 07-Feb-98 | 3 | . | 300 |
| Joe Hildebrand | . | 38 | IL | 4 | 19:20:54 | 100 | 04-Feb-95 | 3 | . | 300 |
| Brian Hill | . | 36 | TX | 80 | 10:08:32 | 50 | 06-Feb-10 | . | 1 | 50 |
| Steve Hilmy | . | 47 | MD | 119 | 26:59:03 | 100 | 07-Feb-09 | 1 | . | 100 |
| Bruce Hilton | . | 59 | Can | 68 | 27:38:43 | 100 | 07-Feb-98 | 1 | . | 100 |
| Patrick Hinds | . | 36 | Ont | 30 | 20:53:25 | 100 | 02-Feb-02 | 1 | . | 100 |
| Ralph Hirt | . | 71 | CA | 96 | 25:48:39 | 100 | 07-Feb-09 | 5 | . | 500 |
| Ralph Hirt | . | 70 | CA | 126 | 27:32:45 | 100 | 02-Feb-08 | 5 | . | 500 |
| Ralph Hirt | . | 64 | CA | 16 | 19:20:30 | 100 | 02-Feb-02 | 5 | . | 500 |
| Ralph Hirt | . | 63 | CA | 22 | 19:48:18 | 100 | 03-Feb-01 | 5 | . | 500 |
| Ralph Hirt | . | 60 | CA | 12 | 19:55:41 | 100 | 06-Feb-99 | 5 | . | 500 |
| Barbara Hitzfeld | F | 48 | TX | 62 | 09:35:27 | 50 | 06-Feb-10 | 3 | 2 | 400 |
| Barbara Hitzfeld | F | 47 | TX | 62 | 23:42:51 | 100 | 07-Feb-09 | 3 | 2 | 400 |
| Barbara Hitzfeld | F | 46 | TX | 40 | 21:50:09 | 100 | 02-Feb-08 | 3 | 2 | 400 |
| Barbara Hitzfeld | F | 44 | TX | 25 | 21:06:58 | 100 | 04-Feb-06 | 3 | 2 | 400 |
| Barbara Hitzfeld | F | 43 | TX | 8 | 08:24:03 | 50 | 05-Feb-05 | 3 | 2 | 400 |
| George Hitzfeld | . | 49 | TX | 25 | 08:29:45 | 50 | 06-Feb-10 | 2 | 3 | 350 |
| George Hitzfeld | . | 48 | TX | 63 | 23:42:51 | 100 | 07-Feb-09 | 2 | 3 | 350 |
| George Hitzfeld | . | 47 | TX | 23 | 20:27:21 | 100 | 02-Feb-08 | 2 | 3 | 350 |
| George Hitzfeld | . | 45 | TX | 5 | 08:09:01 | 50 | 04-Feb-06 | 2 | 3 | 350 |
| George Hitzfeld | . | 44 | TX | 12 | 08:46:29 | 50 | 05-Feb-05 | 2 | 3 | 350 |
| Jon Hobson | . | 34 | TX | 102 | 11:52:58 | 50 | 07-Feb-09 | . | 1 | 50 |
| Jay Hodde | . | 26 | IN | 8 | 20:11:36 | 100 | 01-Feb-97 | 1 | . | 100 |
| Eric Hodges | . | 48 | CA | 43 | 23:24:20 | 100 | 07-Feb-98 | 1 | . | 100 |
| Scott Hodges | . | 27 | TX | 60 | 27:09:44 | 100 | 06-Feb-99 | 1 | . | 100 |
| Bruce Hoff | . | 38 | CA | 2 | 16:56:40 | 100 | 03-Feb-01 | 1 | . | 100 |
| Carla Hoffman | F | 49 | TX | 79 | 11:21:31 | 50 | 02-Feb-08 | . | 1 | 50 |
| Jean Hofschulte | F | 42 | TX | 90 | 10:26:32 | 50 | 06-Feb-10 | . | 1 | 50 |
| Dick Hogan | . | 59 | IA | 36 | 12:03:07 | 50 | 04-Feb-06 | 1 | 4 | 300 |
| Dick Hogan | . | 58 | IA | 47 | 12:44:37 | 50 | 05-Feb-05 | 1 | 4 | 300 |
| Dick Hogan | . | 57 | IA | 28 | 10:56:04 | 50 | 07-Feb-04 | 1 | 4 | 300 |
| Dick Hogan | . | 55 | IO | 19 | 11:22:20 | 50 | 02-Feb-02 | 1 | 4 | 300 |
| Dick Hogan | . | 50 | IA | 28 | 24:43:40 | 100 | 01-Feb-97 | 1 | 4 | 300 |
| Nancy Hogan | F | 49 | TX | 155 | 14:44:23 | 50 | 07-Feb-09 | . | 1 | 50 |
| Cameron Holdaway | . | 15 | VA | 90 | 11:23:24 | 50 | 07-Feb-09 | . | 1 | 50 |
| Chris Holdaway | . | 18 | VA | 155 | 27:54:41 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| Chris Holdaway | . | 17 | VA | 54 | 10:20:26 | 50 | 07-Feb-09 | 1 | 1 | 150 |
| Grant Holdaway | . | 77 | UT | 145 | 14:04:48 | 50 | 07-Feb-09 | 5 | 2 | 600 |
| Grant Holdaway | . | 76 | UT | 123 | 13:54:26 | 50 | 02-Feb-08 | 5 | 2 | 600 |
| Grant Holdaway | . | 75 | UT | 162 | 29:29:05 | 100 | 03-Feb-07 | 5 | 2 | 600 |
| Grant Holdaway | . | 73 | UT | 94 | 29:29:09 | 100 | 05-Feb-05 | 5 | 2 | 600 |
| Grant Holdaway | . | 72 | UT | 94 | 28:42:52 | 100 | 07-Feb-04 | 5 | 2 | 600 |
| Grant Holdaway | . | 71 | UT | 62 | 28:16:39 | 100 | 01-Feb-03 | 5 | 2 | 600 |
| Grant Holdaway | . | 70 | UT | 91 | 29:22:30 | 100 | 02-Feb-02 | 5 | 2 | 600 |
| Jeff Holdaway | . | 51 | VA | 32 | 20:13:39 | 100 | 06-Feb-10 | 10 | . | 1000 |
| Jeff Holdaway | . | 50 | VA | 24 | 21:13:47 | 100 | 07-Feb-09 | 10 | . | 1000 |
| Jeff Holdaway | . | 49 | VA | 20 | 19:59:51 | 100 | 02-Feb-08 | 10 | . | 1000 |
| Jeff Holdaway | . | 48 | VA | 15 | 19:24:30 | 100 | 03-Feb-07 | 10 | . | 1000 |
| Jeff Holdaway | . | 47 | VA | 11 | 19:49:37 | 100 | 04-Feb-06 | 10 | . | 1000 |
| Jeff Holdaway | . | 46 | VA | 12 | 19:53:05 | 100 | 05-Feb-05 | 10 | . | 1000 |
| Jeff Holdaway | . | 45 | VA | 11 | 18:53:55 | 100 | 07-Feb-04 | 10 | . | 1000 |
| Jeff Holdaway | . | 44 | VA | 5 | 18:14:16 | 100 | 01-Feb-03 | 10 | . | 1000 |
| Jeff Holdaway | . | 43 | VA | 18 | 19:30:43 | 100 | 02-Feb-02 | 10 | . | 1000 |
| Jeff Holdaway | . | 41 | VA | 17 | 20:32:20 | 100 | 05-Feb-00 | 10 | . | 1000 |
| Wendy Holdaway | F | 54 | Mexico | 184 | 28:43:18 | 100 | 06-Feb-10 | 3 | 2 | 400 |
| Wendy Holdaway | F | 53 | Mexico | 137 | 28:13:40 | 100 | 07-Feb-09 | 3 | 2 | 400 |
| Wendy Holdaway | F | 51 | Mexico | 139 | 28:21:00 | 100 | 03-Feb-07 | 3 | 2 | 400 |
| Wendy Holdaway | F | 48 | MX | 41 | 12:10:09 | 50 | 07-Feb-04 | 3 | 2 | 400 |
| Wendy Holdaway | . | 46 | UT | 27 | 12:04:20 | 50 | 02-Feb-02 | 3 | 2 | 400 |
| Bill Hollihan | . | 73 | WI | 60 | 24:57:20 | 100 | 07-Feb-04 | 5 | . | 500 |
| Bill Hollihan | . | 71 | WI | 65 | 26:43:48 | 100 | 02-Feb-02 | 5 | . | 500 |
| Bill Hollihan | . | 70 | WI | 53 | 24:43:55 | 100 | 03-Feb-01 | 5 | . | 500 |
| Bill Hollihan | . | 69 | WI | 46 | 23:34:47 | 100 | 05-Feb-00 | 5 | . | 500 |
| Bill Hollihan | . | 68 | WI | 27 | 23:24:51 | 100 | 06-Feb-99 | 5 | . | 500 |
| Jerry Hollingsworth | . | 57 | TX | 199 | 13:37:31 | 50 | 06-Feb-10 | . | 1 | 50 |
| Steven Holman | . | 51 | CA | 129 | 27:40:08 | 100 | 02-Feb-08 | 1 | . | 100 |
| Ben Holmes | . | 50 | KS | 101 | 26:08:13 | 100 | 02-Feb-08 | 6 | . | 600 |
| Ben Holmes | . | 49 | KS | 86 | 24:58:38 | 100 | 03-Feb-07 | 6 | . | 600 |
| Ben Holmes | . | 48 | KS | 29 | 22:04:42 | 100 | 04-Feb-06 | 6 | . | 600 |
| Ben Holmes | . | 47 | KS | 51 | 24:56:30 | 100 | 05-Feb-05 | 6 | . | 600 |
| Ben Holmes | . | 46 | KS | 39 | 23:04:20 | 100 | 07-Feb-04 | 6 | . | 600 |
| Ben Holmes | . | 45 | KS | 31 | 23:52:26 | 100 | 01-Feb-03 | 6 | . | 600 |
| Jason Holmes | . | 33 | TX | 48 | 09:12:26 | 50 | 06-Feb-10 | . | 1 | 50 |
| Jessica Holmes | F | 27 | TX | 200 | 13:44:17 | 50 | 06-Feb-10 | . | 1 | 50 |
| Brad Holzworth | . | 35 | NE | 63 | 23:26:04 | 100 | 02-Feb-08 | 1 | . | 100 |
| Sena Hoodman | F | 43 | CA | 14 | 10:30:22 | 50 | 02-Feb-02 | 1 | 1 | 150 |
| Sena Hoodman | F | 41 | CA | 13 | 19:41:00 | 100 | 05-Feb-00 | 1 | 1 | 150 |
| Kathy Hoover | F | 46 | OK | 82 | 24:33:01 | 100 | 03-Feb-07 | 1 | . | 100 |
| Paul Hopwood | . | 46 | HI | 5 | 16:47:47 | 100 | 06-Feb-10 | 1 | . | 100 |
| Mark Horan | . | 48 | CO | 107 | 26:14:35 | 100 | 07-Feb-09 | 2 | . | 200 |
| Mark Horan | . | 47 | CO | 49 | 22:34:01 | 100 | 02-Feb-08 | 2 | . | 200 |
| Gary Horn | . | 51 | TX | 37 | 22:35:50 | 100 | 07-Feb-09 | 1 | . | 100 |
| Mike Horton | . | 38 | TX | 82 | 10:10:46 | 50 | 06-Feb-10 | . | 1 | 50 |
| Elizabeth Howard | F | 38 | TX | 2 | 15:45:03 | 100 | 06-Feb-10 | 2 | . | 200 |
| Elizabeth Howard | F | 37 | TX | 30 | 21:32:48 | 100 | 07-Feb-09 | 2 | . | 200 |
| James Howard | . | 47 | MD | 126 | 13:00:21 | 50 | 07-Feb-09 | . | 1 | 50 |
| Marlin Howe | . | 51 | MI | 85 | 26:09:49 | 100 | 04-Feb-06 | 1 | . | 100 |
| James Howton | . | 31 | VA | 15 | 20:33:12 | 100 | 04-Feb-06 | 1 | . | 100 |
| Simon Hoyle | . | 36 | TX | 27 | 10:50:40 | 50 | 07-Feb-04 | . | 1 | 50 |
| Jarrett Hubert | . | 26 | TX | 68 | 09:44:30 | 50 | 06-Feb-10 | . | 1 | 50 |
| Stephen Hudgens | . | 53 | TX | 55 | 10:24:04 | 50 | 07-Feb-09 | 1 | 2 | 200 |
| Stephen Hudgens | . | 50 | TX | 48 | 23:41:18 | 100 | 04-Feb-06 | 1 | 2 | 200 |
| Stephen Hudgens | . | 48 | TX | 12 | 08:33:43 | 50 | 07-Feb-04 | 1 | 2 | 200 |
| Randall Huebner | . | 58 | TX | 104 | 12:29:14 | 50 | 02-Feb-08 | . | 1 | 50 |
| Jeff Huff | . | 38 | HI | 11 | 18:48:20 | 100 | 05-Feb-00 | 1 | . | 100 |
| David Hughes | . | 60 | IN | 126 | 29:23:38 | 100 | 04-Feb-06 | 4 | . | 400 |
| David Hughes | . | 57 | IN | 65 | 28:25:53 | 100 | 01-Feb-03 | 4 | . | 400 |
| David Hughes | . | 56 | IN | 90 | 29:11:14 | 100 | 02-Feb-02 | 4 | . | 400 |
| David Hughes | . | 55 | IN | 81 | 27:18:36 | 100 | 03-Feb-01 | 4 | . | 400 |
| Edward Hughes | . | 51 | NV | 92 | 15:03:57 | 50 | 03-Feb-07 | . | 1 | 50 |
| Richard Hughes | . | 45 | NM | 58 | 24:51:30 | 100 | 05-Feb-00 | 1 | . | 100 |
| Chris Hugon | . | 43 | TX | 17 | 08:46:11 | 50 | 02-Feb-08 | . | 1 | 50 |
| Stephanie Huie | F | 34 | TX | 85 | 11:09:33 | 50 | 07-Feb-09 | . | 1 | 50 |
| Joe Huising | . | 36 | Canada | 22 | 08:18:22 | 50 | 06-Feb-10 | . | 1 | 50 |
| Dale Humphrey | . | 48 | IL | 42 | 21:57:53 | 100 | 02-Feb-08 | 1 | . | 100 |
| Paul Humphrey | . | 48 | MO | 52 | 10:07:13 | 50 | 07-Feb-09 | . | 1 | 50 |
| Barb Hunt | F | 46 | WV | 118 | 27:03:10 | 100 | 02-Feb-08 | 1 | . | 100 |
| Carl Hunt | . | 55 | CT | 49 | 11:21:38 | 50 | 03-Feb-07 | . | 1 | 50 |
| Randy Hunter | . | 35 | BC | 15 | 20:14:15 | 100 | 07-Feb-04 | 1 | . | 100 |
| mark hutchens | . | 54 | TX | 97 | 12:00:52 | 50 | 02-Feb-08 | . | 1 | 50 |
| lan Hutcheson | . | 39 | CAN | 14 | 23:11:06 | 100 | 04-Feb-95 | 1 | . | 100 |
| Tim Hutchinson | . | 42 | LA | 53 | 10:20:13 | 50 | 07-Feb-09 | . | 1 | 50 |
| Simone Iancu | F | 32 | IL | 141 | 18:52:31 | 50 | 02-Feb-08 | . | 1 | 50 |
| Carlos Ibarra | . | 33 | TX | 4 | 07:23:40 | 50 | 07-Feb-04 | 1 | 1 | 150 |
| Carlos Ibarra | . | 31 | TX | 29 | 20:52:00 | 100 | 02-Feb-02 | 1 | 1 | 150 |
| Cheryl Ibarra | F | 53 | AL | 38 | 22:43:47 | 100 | 04-Feb-06 | 1 | . | 100 |
| Michael Ibarra | . | 34 | TX | 175 | 12:31:36 | 50 | 06-Feb-10 | . | 2 | 100 |
| Michael Ibarra | . | 33 | TX | 93 | 11:29:39 | 50 | 07-Feb-09 | . | 2 | 100 |
| Lisa Icke | F | 42 | TX | 111 | 12:23:50 | 50 | 07-Feb-09 | . | 1 | 50 |
| Joel Ignacio | . | 32 | TX | 188 | 12:53:03 | 50 | 06-Feb-10 | . | 1 | 50 |
| Frank (Jim) Ingalls | . | 64 | TX | 133 | 13:29:44 | 50 | 07-Feb-09 | . | 1 | 50 |
| Kathy Ingelse | F | 48 | OR | 163 | 29:29:55 | 100 | 03-Feb-07 | 1 | . | 100 |
| Scott Ireland | . | 32 | TX | 54 | 09:22:55 | 50 | 06-Feb-10 | . | 1 | 50 |
| Josh Irvan | . | 39 | PA | 38 | 20:45:46 | 100 | 06-Feb-10 | 1 | . | 100 |
| Dawn Isensee | F | 48 | TX | 115 | 13:12:21 | 50 | 02-Feb-08 | . | 1 | 50 |
| Arlen Isham | . | 58 | TX | 75 | 29:50:22 | 100 | 01-Feb-03 | 1 | . | 100 |
| Angela Ivory | F | 40 | TN | 163 | 29:28:07 | 100 | 02-Feb-08 | 2 | . | 200 |
| Angela Ivory | F | 39 | TN | 140 | 28:22:08 | 100 | 03-Feb-07 | 2 | . | 200 |
| Scott Jacaway | . | 52 | IL | 156 | 27:55:39 | 100 | 06-Feb-10 | 1 | . | 100 |
| Brian Jackson | . | 48 | LA | 165 | 28:16:54 | 100 | 06-Feb-10 | 1 | . | 100 |
| David Jackson | . | 38 | KY | 35 | 22:44:20 | 100 | 07-Feb-98 | 1 | . | 100 |
| Mark Jacob | . | 46 | CA | 43 | 23:14:13 | 100 | 04-Feb-06 | 1 | . | 100 |
| Scott Jaime | . | 39 | CO | 2 | 16:09:49 | 100 | 07-Feb-09 | 1 | . | 100 |
| Charlene Janiak | F | 57 | TX | 137 | 27:21:29 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| Charlene Janiak | F | 55 | TX | 66 | 10:30:51 | 50 | 02-Feb-08 | 1 | 1 | 150 |
| Robert Janiak | . | 61 | TX | 129 | 14:44:56 | 50 | 02-Feb-08 | . | 1 | 50 |
| Robin Janovsky | F | 42 | FL | 94 | 11:33:06 | 50 | 07-Feb-09 | . | 1 | 50 |
| Don Jans | . | 73 | FL | 53 | 15:04:10 | 50 | 04-Feb-06 | . | 1 | 50 |
| Lee Jebian | . | 59 | CA | 73 | 26:51:05 | 100 | 03-Feb-01 | 1 | . | 100 |
| Winnie Jebian | F | 58 | CA | 67 | 28:51:50 | 100 | 01-Feb-03 | 3 | . | 300 |
| Winnie Jebian | F | 58 | CA | 78 | 28:01:39 | 100 | 02-Feb-02 | 3 | . | 300 |
| Winnie Jebian | F | 50 | CA | 72 | 26:51:05 | 100 | 03-Feb-01 | 3 | . | 300 |
| Dennis Jensen | . | 57 | NV | 86 | 26:11:00 | 100 | 04-Feb-06 | 2 | . | 200 |
| Dennis Jensen | . | 56 | NV | 65 | 26:40:37 | 100 | 05-Feb-05 | 2 | . | 200 |
| Karl Jensen | . | 50 | Can | 35 | 22:24:59 | 100 | 05-Feb-00 | 1 | . | 100 |
| Michele Jensen | F | 36 | CO | 5 | 07:53:42 | 50 | 03-Feb-07 | . | 2 | 100 |
| Michele Jensen | F | 35 | CO | 6 | 08:10:20 | 50 | 04-Feb-06 | . | 2 | 100 |
| Stan Jensen | . | 44 | CA | 36 | 26:23:07 | 100 | 01-Feb-97 | 1 | . | 100 |
| Carl Jess | . | 43 | NM | 8 | 17:09:15 | 100 | 02-Feb-02 | 2 | . | 200 |
| Carl Jess | . | 42 | NM | 29 | 21:08:20 | 100 | 03-Feb-01 | 2 | . | 200 |
| Brian Joachims | . | 42 | OK | 228 | 15:01:07 | 50 | 06-Feb-10 | . | 1 | 50 |
| Adam Johnson | . | 34 | TX | 134 | 11:23:54 | 50 | 06-Feb-10 | . | 1 | 50 |
| Curtis Johnson | . | 50 | MD | 137 | 11:26:19 | 50 | 06-Feb-10 | . | 1 | 50 |
| David H Johnson | . | 52 | TX | 109 | 28:07:00 | 100 | 04-Feb-06 | 1 | 1 | 150 |
| David H Johnson | . | 48 | TX | 23 | 11:42:50 | 50 | 02-Feb-02 | 1 | 1 | 150 |
| Irene Johnson | F | 41 | AR | 26 | 27:08:55 | 100 | 04-Feb-95 | 2 | . | 200 |
| Irene Johnson | F | 40 | . | 19 | 24:19:00 | 100 | 05-Feb-94 | 2 | . | 200 |
| Joe Johnson | . | 55 | MI | 36 | 23:14:28 | 100 | 05-Feb-05 | 1 | . | 100 |
| Jonathan Johnson | . | 29 | TX | 72 | 10:48:23 | 50 | 07-Feb-09 | . | 2 | 100 |
| Jonathan Johnson | . | 27 | OK | 31 | 10:04:58 | 50 | 03-Feb-07 | . | 2 | 100 |
| Marc Johnson | . | 38 | CA | 112 | 26:47:33 | 100 | 02-Feb-08 | 1 | . | 100 |
| Pete Johnson | . | 23 | MD | 194 | 28:54:15 | 100 | 06-Feb-10 | 1 | . | 100 |
| Tanya Johnson | F | 46 | CA | 108 | 26:32:19 | 100 | 02-Feb-08 | 1 | . | 100 |
| Sue Johnston | F | 40 | VT | 7 | 17:18:10 | 100 | 04-Feb-06 | 2 | . | 200 |
| Sue Johnston | F | 36 | VT | 6 | 16:51:42 | 100 | 02-Feb-02 | 2 | . | 200 |
| Louis Joline | . | 73 | MO | 47 | 13:44:59 | 50 | 04-Feb-06 | 1 | 1 | 150 |
| Louis Joline | . | 70 | MO | 73 | 29:19:59 | 100 | 01-Feb-03 | 1 | 1 | 150 |
| Bryan Jones | . | 40 | OR | 10 | 18:32:44 | 100 | 07-Feb-04 | 1 | . | 100 |
| David Jones | . | 56 | TN | 13 | 18:56:06 | 100 | 02-Feb-08 | 2 | . | 200 |
| David Jones | . | 48 | TN | 4 | 16:09:35 | 100 | 05-Feb-00 | 2 | . | 200 |
| Michael Jones | . | 43 | TX | 76 | 29:55:35 | 100 | 01-Feb-03 | 1 | . | 100 |
| Ryan Jones | . | 28 | PA | 11 | 18:49:56 | 100 | 02-Feb-08 | 1 | . | 100 |
| Sean Jones | . | 15 | LA | 138 | 17:07:48 | 50 | 02-Feb-08 | . | 1 | 50 |
| Andy Jones-Wilkins | . | 41 | ID | 1 | 15:57:53 | 100 | 07-Feb-09 | 3 | . | 300 |
| Andy Jones-Wilkins | . | 38 | CA | 2 | 14:56:55 | 100 | 04-Feb-06 | 3 | . | 300 |
| Andy Jones-Wilkins | . | 37 | CA | 2 | 15:14:09 | 100 | 05-Feb-05 | 3 | . | 300 |
| Dan Jordan | . | 51 | TX | 22 | 08:56:21 | 50 | 07-Feb-09 | . | 1 | 50 |
| King Jordan | . | 52 | DC | 11 | 22:08:40 | 100 | 03-Feb-96 | 3 | . | 300 |
| King Jordan | . | 51 | DC | 13 | 23:08:35 | 100 | 04-Feb-95 | 3 | . | 300 |
| King Jordan | . | 50 | . | 7 | 20:10:45 | 100 | 05-Feb-94 | 3 | . | 300 |
| Timothy Joyce | . | 46 | LA | 115 | 26:50:37 | 100 | 02-Feb-08 | 2 | . | 200 |
| Timothy Joyce | . | 44 | LA | 91 | 26:29:45 | 100 | 04-Feb-06 | 2 | . | 200 |
| Joe Judd | . | 44 | CO | 51 | 10:18:57 | 50 | 02-Feb-08 | . | 1 | 50 |
| Paige Judd | F | 39 | CO | 67 | 10:52:19 | 50 | 02-Feb-08 | . | 1 | 50 |
| Mark Kahler | . | 37 | CA | 9 | 20:19:03 | 100 | 01-Feb-97 | 1 | . | 100 |
| Robin Kaitschuck | F | 43 | TX | 169 | 16:53:44 | 50 | 07-Feb-09 | . | 1 | 50 |
| Eric Kajiwara | . | 62 | CA | 140 | 27:34:42 | 100 | 06-Feb-10 | 1 | . | 100 |
| Ulrich Kamm | . | 50 | CO | 66 | 27:36:57 | 100 | 07-Feb-98 | 1 | . | 100 |
| Betsy Kapiloff | F | 48 | NM | 139 | 13:50:48 | 50 | 07-Feb-09 | . | 1 | 50 |
| Allan Kaplan | . | 43 | CA | 19 | 22:08:14 | 100 | 06-Feb-99 | 5 | . | 500 |
| Allan Kaplan | . | 42 | CA | 17 | 20:28:04 | 100 | 07-Feb-98 | 5 | . | 500 |
| Allan Kaplan | . | 41 | CA | 21 | 23:19:55 | 100 | 01-Feb-97 | 5 | . | 500 |
| Allan Kaplan | . | 40 | CA | 20 | 24:28:07 | 100 | 03-Feb-96 | 5 | . | 500 |
| Allan Kaplan | . | 39 | CA | 8 | 21:04:35 | 100 | 04-Feb-95 | 5 | . | 500 |
| Mary Kashurba | F | 49 | PA | 33 | 11:39:33 | 50 | 04-Feb-06 | . | 1 | 50 |
| Brian Kathol | . | 50 | Canada | 86 | 10:20:53 | 50 | 06-Feb-10 | . | 1 | 50 |
| Dan Keefe | . | 41 | OK | 44 | 23:19:30 | 100 | 04-Feb-06 | 1 | . | 100 |
| Dale Keen | . | 48 | TX | 6 | 09:21:59 | 50 | 02-Feb-02 | . | 1 | 50 |
| Will Kehres | . | 38 | TX | 46 | 09:12:11 | 50 | 06-Feb-10 | . | 1 | 50 |
| Roger Keirn | . | 43 | TX | 39 | 27:33:11 | 100 | 01-Feb-97 | 3 | . | 300 |
| Roger Keirn | . | 41 | TX | 31 | 28:00:28 | 100 | 03-Feb-96 | 3 | . | 300 |
| Steve Keith | . | 42 | NV | 28 | 21:49:09 | 100 | 07-Feb-98 | 3 | . | 300 |
| Ed Kelly | . | 57 | IL | 179 | 28:36:58 | 100 | 06-Feb-10 | 1 | . | 100 |
| Edward Kelly | . | 55 | IL | 48 | 10:12:01 | 50 | 02-Feb-08 | . | 1 | 50 |
| Lauren Kennedy | F | 47 | TX | 120 | 12:43:27 | 50 | 07-Feb-09 | . | 1 | 50 |
| Bobby Keogh | . | 59 | NM | 69 | 23:48:22 | 100 | 07-Feb-09 | 10 | . | 1000 |
| Bobby Keogh | . | 58 | NM | 145 | 28:29:32 | 100 | 02-Feb-08 | 10 | . | 1000 |
| Bobby Keogh | . | 57 | NM | 24 | 21:34:36 | 100 | 03-Feb-07 | 10 | . | 1000 |
| Bobby Keogh | . | 56 | NM | 22 | 20:40:06 | 100 | 04-Feb-06 | 10 | . | 1000 |
| Bobby Keogh | . | 55 | NM | 24 | 22:31:48 | 100 | 05-Feb-05 | 10 | . | 1000 |
| Bobby Keogh | . | 54 | NM | 14 | 19:54:18 | 100 | 07-Feb-04 | 10 | . | 1000 |
| Bobby Keogh | . | 53 | NM | 10 | 19:31:22 | 100 | 01-Feb-03 | 10 | . | 1000 |
| Bobby Keogh | . | 52 | NM | 17 | 19:30:09 | 100 | 02-Feb-02 | 10 | . | 1000 |
| Bobby Keogh | . | 51 | NM | 8 | 18:34:20 | 100 | 03-Feb-01 | 10 | . | 1000 |
| Bobby Keogh | . | 47 | NM | 32 | 25:19:43 | 100 | 01-Feb-97 | 10 | . | 1000 |
| Diana Keogh | F | 54 | NM | 230 | 15:04:21 | 50 | 06-Feb-10 | . | 8 | 400 |
| Dianna Keogh | F | 53 | NM | 157 | 15:06:24 | 50 | 07-Feb-09 | . | 8 | 400 |
| Dianna Keogh | F | 51 | NM | 87 | 14:11:49 | 50 | 03-Feb-07 | . | 8 | 400 |
| Dianna Keogh | F | 50 | NM | 43 | 13:31:17 | 50 | 04-Feb-06 | . | 8 | 400 |
| Dianna Keogh | F | 49 | NM | 52 | 13:47:43 | 50 | 05-Feb-05 | . | 8 | 400 |
| Dianna Keogh | F | 48 | NM | 47 | 13:18:15 | 50 | 07-Feb-04 | . | 8 | 400 |
| Dianna Keogh | F | 47 | NM | 27 | 13:27:15 | 50 | 01-Feb-03 | . | 8 | 400 |
| Dianna Keogh | F | 45 | NM | 29 | 14:14:00 | 50 | 02-Feb-02 | . | 8 | 400 |
| Ruth Kessler | F | 43 | MA | 44 | 23:08:13 | 100 | 05-Feb-00 | 1 | . | 100 |
| Robert Ketchie | . | 50 | TX | 106 | 12:45:41 | 50 | 02-Feb-08 | . | 1 | 50 |
| John Kevern | . | 28 | KS | 31 | 08:45:49 | 50 | 06-Feb-10 | . | 1 | 50 |
| Jamshid Khajavi | . | 53 | WA | 23 | 21:34:20 | 100 | 03-Feb-07 | 1 | . | 100 |
| David Kim | . | 45 | TX | 10 | 09:00:36 | 50 | 04-Feb-06 | . | 1 | 50 |
| Eunsip Kim | . | 56 | TX | 162 | 29:41:38 | 100 | 07-Feb-09 | 4 | . | 400 |
| Eunsup Kim | . | 57 | TX | 131 | 26:57:18 | 100 | 06-Feb-10 | 4 | . | 400 |
| Eunsup Kim | . | 54 | TX | 127 | 27:40:42 | 100 | 03-Feb-07 | 4 | . | 400 |
| Eunsup Kim | . | 53 | TX | 127 | 29:23:57 | 100 | 04-Feb-06 | 4 | . | 400 |
| Jennifer Kimble | F | 38 | TX | 76 | 23:19:48 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| Jennifer Kimble | F | 37 | TX | 42 | 09:40:02 | 50 | 07-Feb-09 | 1 | 1 | 150 |
| John Kimbrough | . | 36 | TX | 157 | 11:51:52 | 50 | 06-Feb-10 | . | 1 | 50 |
| John King | . | 35 | MO | 27 | 20:48:21 | 100 | 02-Feb-08 | 1 | . | 100 |
| Larry King | . | 41 | TX | 18 | 19:37:02 | 100 | 02-Feb-08 | 1 | . | 100 |
| Richard King | . | 54 | KY | 7 | 07:41:44 | 50 | 07-Feb-09 | . | 1 | 50 |
| Robert King | . | 48 | TX | 17 | 07:59:43 | 50 | 06-Feb-10 | 6 | 1 | 650 |
| Robert King | . | 47 | TX | 80 | 25:01:18 | 100 | 07-Feb-09 | 6 | 1 | 650 |
| Robert King | . | 46 | TX | 30 | 21:07:29 | 100 | 02-Feb-08 | 6 | 1 | 650 |
| Robert King | . | 45 | TX | 8 | 17:45:40 | 100 | 03-Feb-07 | 6 | 1 | 650 |
| Robert King | . | 44 | TX | 16 | 17:57:14 | 100 | 04-Feb-06 | 6 | 1 | 650 |
| Robert King | . | 43 | TX | 2 | 07:13:09 | 50 | 05-Feb-05 | 6 | 1 | 650 |
| Robert King | . | 42 | TX | 21 | 20:30:42 | 100 | 07-Feb-04 | 6 | 1 | 650 |
| Miles Klaff | . | 43 | TX | 138 | 28:12:00 | 100 | 02-Feb-08 | 1 | 1 | 150 |
| Miles Klaff | . | 42 | TX | 28 | 09:52:35 | 50 | 03-Feb-07 | 1 | 1 | 150 |
| Robert Kleibert | . | 50 | TX | 24 | 09:49:15 | 50 | 05-Feb-05 | . | 1 | 50 |
| Helen Klein | F | 75 | CA | 77 | 28:52:08 | 100 | 07-Feb-98 | 1 | . | 100 |
| Greg Kleindl | . | 53 | WI | 61 | 25:07:10 | 100 | 07-Feb-04 | 2 | . | 200 |
| Gregory Kleindl | . | 59 | WI | 203 | 29:11:36 | 100 | 06-Feb-10 | 2 | . | 200 |
| Russ Kline | . | 43 | AZ | 22 | 21:32:08 | 100 | 03-Feb-07 | 1 | . | 100 |
| Rick Klocke | . | 37 | OR | 31 | 22:04:42 | 100 | 05-Feb-00 | 1 | . | 100 |
| Carrie Knapp | F | 30 | TX | 187 | 12:53:01 | 50 | 06-Feb-10 | 1 | 2 | 200 |
| Carrie Knapp | F | 29 | TX | 173 | 16:44:22 | 50 | 07-Feb-09 | 1 | 2 | 200 |
| Carrie Knapp | F | 28 | TX | 136 | 28:09:39 | 100 | 02-Feb-08 | 1 | 2 | 200 |
| R. Keith Knepper | . | 52 | IL | 157 | 28:05:56 | 100 | 06-Feb-10 | 1 | . | 100 |
| Rainer Koch | . | 23 | GM | 1 | 16:02:10 | 100 | 07-Feb-04 | 1 | . | 100 |
| Shiran Kochavi | . | 39 | NJ | 47 | 22:24:37 | 100 | 02-Feb-08 | 1 | . | 100 |
| Carl Koecher | . | 71 | CO | 197 | 13:28:04 | 50 | 06-Feb-10 | . | 2 | 100 |
| Carl Koecher | . | 70 | CO | 107 | 12:13:21 | 50 | 07-Feb-09 | . | 2 | 100 |
| Rolf Koford | . | 61 | IA | 95 | 10:40:56 | 50 | 06-Feb-10 | . | 1 | 50 |
| Keith Kohler | . | 37 | MI | 107 | 25:52:20 | 100 | 06-Feb-10 | 1 | . | 100 |
| Susan Kokesh | F | 43 | OR | 95 | 24:22:09 | 100 | 06-Feb-10 | 1 | . | 100 |
| Akos Konya | . | 32 | CA | 2 | 14:51:54 | 100 | 03-Feb-07 | 1 | . | 100 |
| Kelly Korevec | . | 23 | WI | 19 | 19:29:25 | 100 | 04-Feb-06 | 1 | . | 100 |
| Adam Korona | . | 35 | TX | 199 | 29:05:22 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| Adam Korona | . | 32 | TX | 21 | 09:28:48 | 50 | 03-Feb-07 | 1 | 1 | 150 |
| Tony Kowalczyk | . | 32 | IL | 22 | 22:49:28 | 100 | 06-Feb-99 | 1 | . | 100 |
| Jerri Kozikowski | F | 49 | TX | 44 | 13:35:40 | 50 | 04-Feb-06 | . | 3 | 150 |
| Jerri Kozikowski | F | 48 | TX | 48 | 12:58:54 | 50 | 05-Feb-05 | . | 3 | 150 |
| Jerri Kozikowski | F | 47 | TX | 45 | 12:57:16 | 50 | 07-Feb-04 | . | 3 | 150 |
| B.K. Krause | . | . | CO | 29 | 14:09:45 | 50 | 01-Feb-03 | . | 1 | 50 |
| Patrick Krawietz | . | 39 | TX | 190 | 13:00:11 | 50 | 06-Feb-10 | . | 1 | 50 |
| Mike Krejci | . | 37 | TX | 41 | 22:45:27 | 100 | 07-Feb-09 | 1 | 1 | 150 |
| Mike Krejci | . | 35 | TX | 38 | 10:26:49 | 50 | 03-Feb-07 | 1 | 1 | 150 |
| Paige Krekeler | F | 38 | TX | 61 | 10:31:33 | 50 | 07-Feb-09 | . | 1 | 50 |
| Mark Kreuzer | . | 40 | TX | 55 | 09:24:48 | 50 | 06-Feb-10 | . | 1 | 50 |
| Miles Krier | . | 57 | CA | 25 | 21:13:55 | 100 | 07-Feb-09 | 1 | . | 100 |
| Ganesh Krishnamoorthy | . | 27 | TX | 162 | 29:27:11 | 100 | 02-Feb-08 | 1 | . | 100 |
| Jim Kronjaeger | . | 50 | TX | 48 | 09:51:33 | 50 | 07-Feb-09 | . | 1 | 50 |
| Anton Krupicka | . | 23 | CO | 1 | 13:32:20 | 100 | 03-Feb-07 | 1 | . | 100 |
| Andrew Kruspe | . | 33 | AL | 50 | 09:55:34 | 50 | 07-Feb-09 | . | 1 | 50 |
| Marie Kuhlmann | F | 29 | CA | 146 | 28:35:23 | 100 | 07-Feb-09 | 1 | . | 100 |
| Daniel Kukula | . | 65 | CA | 238 | 15:23:05 | 50 | 06-Feb-10 | . | 1 | 50 |
| Sean Kute | . | 36 | CO | 35 | 08:54:16 | 50 | 06-Feb-10 | . | 1 | 50 |
| Richard Kwiatkowski | . | 44 | VA | 20 | 18:45:31 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| Richard Kwiatkowski | . | 43 | VA | 5 | 07:13:36 | 50 | 07-Feb-09 | 1 | 1 | 150 |
| Rich Lacy | . | 55 | NY | 16 | 24:37:28 | 100 | 04-Feb-95 | 1 | . | 100 |
| Tyler Lacy | . | 20 | TX | 39 | 11:36:27 | 50 | 05-Feb-05 | . | 1 | 50 |
| Michael Lair | . | 30 | TX | 83 | 10:12:19 | 50 | 06-Feb-10 | . | 1 | 50 |
| Chris Lake | . | . | . | 86 | 28:41:05 | 100 | 05-Feb-00 | 1 | . | 100 |
| Chris Lalos | . | 40 | TX | 148 | 11:43:41 | 50 | 06-Feb-10 | . | 1 | 50 |
| Glenn Lambert | . | 41 | TX | 99 | 10:43:39 | 50 | 06-Feb-10 | . | 1 | 50 |
| Gretchen Lammeman | F | 33 | TX | 108 | 28:04:20 | 100 | 04-Feb-06 | 2 | . | 200 |
| Gretchen Lammeman | F | 32 | TX | 41 | 23:28:11 | 100 | 05-Feb-05 | 2 | . | 200 |
| Elizabeth LaMora | F | 35 | UT | 143 | 28:22:25 | 100 | 07-Feb-09 | 1 | . | 100 |
| Mona Landfield | F | 40 | CA | 48 | 23:43:45 | 100 | 02-Feb-02 | 2 | . | 200 |
| Mona Landfield | F | 37 | CA | 80 | 27:58:33 | 100 | 05-Feb-00 | 2 | . | 200 |
| Donald Landry | . | 61 | Canada | 125 | 27:36:44 | 100 | 03-Feb-07 | 2 | . | 200 |
| Donald Landry | . | 59 | Quebec | 97 | 29:40:09 | 100 | 05-Feb-05 | 2 | . | 200 |
| Ernest Landry | . | 50 | MA | 47 | 23:34:05 | 100 | 07-Feb-04 | 1 | . | 100 |
| Marion Landry | F | 60 | Quebec | 96 | 29:40:09 | 100 | 05-Feb-05 | 1 | . | 100 |
| Sam Landry | . | 47 | LA | 48 | 22:27:36 | 100 | 02-Feb-08 | 1 | 1 | 150 |
| Sam Landry | . | 46 | LA | 29 | 10:01:45 | 50 | 03-Feb-07 | 1 | 1 | 150 |
| Kathie Lang | F | 60 | OR | 198 | 29:01:42 | 100 | 06-Feb-10 | 1 | . | 100 |
| Nicholas Lang | . | 26 | KS | 118 | 26:58:58 | 100 | 07-Feb-09 | 1 | . | 100 |
| Anne Langstaff | F | 47 | CA | 26 | 09:03:36 | 50 | 07-Feb-09 | . | 1 | 50 |
| Peggy Lanier | F | 45 | AL | 55 | 26:20:20 | 100 | 06-Feb-99 | 1 | . | 100 |
| Burch LaPrade | . | 27 | CA | 29 | 23:33:22 | 100 | 06-Feb-99 | 1 | . | 100 |
| Joe Larsen | . | 56 | UT | 148 | 28:43:55 | 100 | 03-Feb-07 | 1 | . | 100 |
| Wayne Lauritzen | . | 45 | . | 16 | 23:20:38 | 100 | 01-Feb-93 | 1 | . | 100 |
| Leo Lavendar | . | 57 | TX | 37 | 26:50:45 | 100 | 01-Feb-97 | 5 | . | 500 |
| Leo Lavender | . | 63 | TX | 69 | 28:52:01 | 100 | 01-Feb-03 | 5 | . | 500 |
| Leo Lavender | . | 60 | TX | 91 | 29:30:01 | 100 | 05-Feb-00 | 5 | . | 500 |
| Leo Lavender | . | 59 | TX | 68 | 28:02:28 | 100 | 06-Feb-99 | 5 | . | 500 |
| Leo Lavender | . | 53 | TX | 23 | 25:42:52 | 100 | 01-Feb-93 | 5 | . | 500 |
| Kate Lawrence | F | 37 | AZ | 21 | 11:34:00 | 50 | 02-Feb-02 | . | 1 | 50 |
| Daryl Lazauskas | . | 45 | TX | 191 | 28:49:10 | 100 | 06-Feb-10 | 5 | . | 500 |
| Daryl Lazauskas | . | 42 | TX | 91 | 25:12:10 | 100 | 03-Feb-07 | 5 | . | 500 |
| Daryl Lazauskas | . | 41 | TX | 77 | 25:32:50 | 100 | 04-Feb-06 | 5 | . | 500 |
| Daryl Lazauskas | . | 40 | TX | 69 | 26:48:52 | 100 | 05-Feb-05 | 5 | . | 500 |
| Daryl Lazauskas | . | 39 | TX | 98 | 28:52:02 | 100 | 07-Feb-04 | 5 | . | 500 |
| Allen Lazenby | . | 51 | TX | 151 | 11:44:02 | 50 | 06-Feb-10 | . | 1 | 50 |
| Vicente Ledesma | . | 41 | TX | 5 | 19:24:01 | 100 | 03-Feb-96 | 1 | . | 100 |
| Vincent Ledoux | . | 45 | TX | 24 | 09:40:50 | 50 | 03-Feb-07 | . | 1 | 50 |
| Terry Lee | . | 39 | CA | 16 | 19:53:10 | 100 | 07-Feb-09 | 1 | . | 100 |
| Maurice Lee III | . | 55 | OK | 122 | 27:03:38 | 100 | 07-Feb-09 | 1 | . | 100 |
| Melissa Lee-Sobal | F | 54 | CO | 195 | 13:26:22 | 50 | 06-Feb-10 | . | 1 | 50 |
| Debbie Leftwich | F | 53 | AZ | 79 | 24:05:44 | 100 | 03-Feb-07 | 1 | . | 100 |
| Rinaldo Legaspi | . | 33 | TX | 129 | 29:30:40 | 100 | 04-Feb-06 | 1 | . | 100 |
| Jeff Leigh | . | 42 | MI | 100 | 24:51:34 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| Jeff Leigh | . | 40 | MI | 34 | 09:40:28 | 50 | 02-Feb-08 | 1 | 1 | 150 |
| Jesse Leitner | . | 39 | MD | 19 | 20:41:54 | 100 | 07-Feb-09 | 1 | . | 100 |
| June Leland | F | 55 | FL | 160 | 29:20:42 | 100 | 07-Feb-09 | 1 | . | 100 |
| Darrin Leleux | . | 39 | TX | 26 | 09:42:56 | 50 | 03-Feb-07 | . | 1 | 50 |
| Maria Lemus | F | 45 | CA | 55 | 23:25:45 | 100 | 07-Feb-09 | 4 | . | 400 |
| Maria Lemus | F | 42 | CA | 17 | 19:58:24 | 100 | 03-Feb-07 | 4 | . | 400 |
| Maria Lemus | F | 40 | CA | 26 | 21:03:28 | 100 | 07-Feb-04 | 4 | . | 400 |
| Maria Lemus | F | 46 | CA | 46 | 21:37:08 | 100 | 06-Feb-10 | 4 | . | 400 |
| Alisa Leon | F | 38 | TX | 210 | 14:13:51 | 50 | 06-Feb-10 | . | 1 | 50 |
| Charles Leonard | . | 53 | NY | 59 | 23:35:06 | 100 | 07-Feb-09 | 1 | . | 100 |
| Ronald Lepine | . | 56 | TX | 123 | 11:05:27 | 50 | 06-Feb-10 | . | 2 | 100 |
| Ronald Lepine | . | 53 | TX | 47 | 11:02:03 | 50 | 03-Feb-07 | . | 2 | 100 |
| Duane Lewis | . | 52 | LA | 107 | 12:47:51 | 50 | 02-Feb-08 | . | 3 | 150 |
| Duane Lewis | . | 51 | LA | 56 | 11:41:30 | 50 | 03-Feb-07 | . | 3 | 150 |
| Duane Lewis | . | 49 | LA | 41 | 12:06:38 | 50 | 05-Feb-05 | . | 3 | 150 |
| Israel Lewis | . | 37 | TX | 100 | 11:41:10 | 50 | 07-Feb-09 | . | 1 | 50 |
| Jerry Lewis | . | 38 | TX | 99 | 25:53:51 | 100 | 07-Feb-09 | 1 | . | 100 |
| Marie Lewis | F | 45 | NC | 136 | 28:01:29 | 100 | 07-Feb-09 | 1 | . | 100 |
| Marie Lewis | F | 44 | NC | 155 | 28:53:31 | 100 | 02-Feb-08 | 1 | . | 100 |
| Sean Lewis | . | 42 | TX | 2 | 06:48:38 | 50 | 06-Feb-10 | . | 1 | 50 |
| Ted Liao | . | 48 | CA | 177 | 28:36:40 | 100 | 06-Feb-10 | 1 | . | 100 |
| Lauren Licatino | F | 23 | TX | 165 | 15:59:48 | 50 | 07-Feb-09 | . | 1 | 50 |
| Mark Licatino | . | 57 | TX | 245 | 19:37:57 | 50 | 06-Feb-10 | . | 1 | 50 |
| Rich Limacher | . | 57 | IL | 166 | 29:45:40 | 100 | 02-Feb-08 | 1 | . | 100 |
| Melissa Linan | F | 38 | TX | 94 | 24:08:46 | 100 | 06-Feb-10 | 1 | . | 100 |
| Justin Lincoln | . | 34 | TX | 101 | 10:44:42 | 50 | 06-Feb-10 | . | 1 | 50 |
| Tania Lincoln | F | 33 | TX | 84 | 10:17:30 | 50 | 06-Feb-10 | . | 1 | 50 |
| Rex Lindberg | . | 42 | TX | 56 | 24:35:20 | 100 | 07-Feb-04 | 1 | 1 | 150 |
| Rex Lindberg | . | 41 | TX | 23 | 11:29:51 | 50 | 01-Feb-03 | 1 | 1 | 150 |
| Rachel Lindner | F | 21 | TX | 13 | 07:51:12 | 50 | 06-Feb-10 | . | 1 | 50 |
| Mark Lindsey | . | 46 | TX | 59 | 27:49:10 | 100 | 01-Feb-03 | 3 | . | 300 |
| Mark Lindsey | . | 45 | TX | 74 | 27:20:01 | 100 | 02-Feb-02 | 3 | . | 300 |
| Mark Lindsey | . | 44 | TX | 42 | 23:03:20 | 100 | 03-Feb-01 | 3 | . | 300 |
| Jeffrey Linwood | . | 30 | TX | 156 | 14:55:38 | 50 | 07-Feb-09 | . | 1 | 50 |
| Troy Lischka | . | 39 | TX | 91 | 10:28:37 | 50 | 06-Feb-10 | . | 1 | 50 |
| John Little | . | 59 | BC | 76 | 27:04:23 | 100 | 03-Feb-01 | 2 | . | 200 |
| John Little | . | 54 | BC | 17 | 23:05:16 | 100 | 03-Feb-96 | 2 | . | 200 |
| Dave Littlehales | . | 48 | CA | 69 | 27:41:15 | 100 | 07-Feb-98 | 1 | . | 100 |
| Ryan Loehding | . | 37 | TX | 11 | 17:30:31 | 100 | 06-Feb-10 | 7 | 1 | 750 |
| Ryan Loehding | . | 35 | TX | 4 | 16:49:21 | 100 | 02-Feb-08 | 7 | 1 | 750 |
| Ryan Loehding | . | 34 | TX | 5 | 16:15:14 | 100 | 03-Feb-07 | 7 | 1 | 750 |
| Ryan Loehding | . | 33 | TX | 5 | 16:32:50 | 100 | 04-Feb-06 | 7 | 1 | 750 |
| Ryan Loehding | . | 32 | TX | 13 | 19:56:17 | 100 | 05-Feb-05 | 7 | 1 | 750 |
| Ryan Loehding | . | 31 | TX | 4 | 17:09:45 | 100 | 07-Feb-04 | 7 | 1 | 750 |
| Ryan Loehding | . | 30 | TX | 3 | 16:59:34 | 100 | 01-Feb-03 | 7 | 1 | 750 |
| Ryan Loehding | . | 29 | TX | 1 | 07:33:30 | 50 | 02-Feb-02 | 7 | 1 | 750 |
| Amber Logan | F | 34 | TX | 114 | 12:27:57 | 50 | 07-Feb-09 | . | 1 | 50 |
| Stephen Logue | . | 46 | PA | 161 | 29:40:17 | 100 | 07-Feb-09 | 1 | . | 100 |
| Emily Loman | F | 24 | CO | 25 | 20:10:12 | 100 | 03-Feb-01 | 1 | . | 100 |
| Dawn Long | F | 50 | WI | 23 | 10:39:12 | 50 | 04-Feb-06 | . | 1 | 50 |
| Matt Long | . | 38 | TX | 111 | 26:44:54 | 100 | 02-Feb-08 | 2 | . | 200 |
| Matt Long | . | 49 | WI | 18 | 19:38:55 | 100 | 04-Feb-06 | 2 | . | 200 |
| Sally Long | F | 49 | MI | 105 | 12:31:46 | 50 | 02-Feb-08 | . | 1 | 50 |
| Bob Longwell | . | 59 | CA | 40 | 23:11:24 | 100 | 07-Feb-98 | 2 | . | 200 |
| Bob Longwell | . | 57 | CA | 14 | 22:40:40 | 100 | 03-Feb-96 | 2 | . | 200 |
| Greg Loomis | . | 29 | TX | 65 | 25:16:44 | 100 | 07-Feb-04 | 2 | . | 200 |
| Greg Loomis | . | 27 | VA | 4 | 16:28:12 | 100 | 02-Feb-02 | 2 | . | 200 |
| Casey Lopez | . | 33 | WI | 117 | 26:29:24 | 100 | 06-Feb-10 | 3 | . | 300 |
| Casey Lopez | . | 31 | WI | 142 | 28:20:35 | 100 | 02-Feb-08 | 3 | . | 300 |
| Casey Lopez | . | 30 | WI | 81 | 24:20:18 | 100 | 03-Feb-07 | 3 | . | 300 |
| Manuel Lopez | . | 68 | WI | 94 | 15:21:05 | 50 | 03-Feb-07 | . | 1 | 50 |
| Bill Losey | . | 33 | KY | 34 | 23:10:10 | 100 | 05-Feb-05 | 1 | . | 100 |
| Robert Lott | . | 48 | TX | 202 | 13:48:40 | 50 | 06-Feb-10 | 1 | 2 | 200 |
| Robert Lott Jr | . | 45 | TX | 77 | 13:23:48 | 50 | 03-Feb-07 | 1 | 2 | 200 |
| Robert Lott Jr | . | 44 | TX | 121 | 28:43:43 | 100 | 04-Feb-06 | 1 | 2 | 200 |
| Greg Lowe | . | 44 | MA | 22 | 20:57:22 | 100 | 07-Feb-09 | 1 | . | 100 |
| Chris Lowery | . | 45 | GA | 138 | 28:12:35 | 100 | 03-Feb-07 | 1 | . | 100 |
| Phillip Lowry | . | 36 | UT | 30 | 23:43:59 | 100 | 01-Feb-03 | 1 | . | 100 |
| Chris Luebbert | . | 24 | TX | 14 | 18:59:42 | 100 | 02-Feb-08 | 1 | . | 100 |
| Christopher Luke | . | 43 | TX | 130 | 29:34:10 | 100 | 04-Feb-06 | 1 | . | 100 |
| John Luna | . | 36 | TX | 123 | 12:53:24 | 50 | 07-Feb-09 | . | 2 | 100 |
| John Luna | . | 35 | TX | 103 | 12:22:21 | 50 | 02-Feb-08 | . | 2 | 100 |
| Trace Lund | . | 39 | UT | 43 | 21:12:06 | 100 | 06-Feb-10 | 1 | . | 100 |
| Don Lundell | . | 38 | CA | 78 | 27:05:05 | 100 | 03-Feb-01 | 1 | . | 100 |
| David Lygre | . | 58 | WA | 12 | 19:10:15 | 100 | 03-Feb-01 | 1 | . | 100 |
| Amy Lynes | F | 43 | WA | 244 | 17:39:42 | 50 | 06-Feb-10 | . | 1 | 50 |
| Robert Lynes | . | 71 | WA | 214 | 29:38:30 | 100 | 06-Feb-10 | 1 | . | 100 |
| Jeff Lynn | . | 55 | TX | 100 | 30:46:43 | 100 | 05-Feb-05 | 1 | . | 100 |
| Richard Lynn | . | 56 | TX | 120 | 27:20:11 | 100 | 02-Feb-08 | 1 | 1 | 150 |
| Richard Lynn | . | 53 | TX | 57 | 14:55:15 | 50 | 05-Feb-05 | 1 | 1 | 150 |
| Chaennon Lyons | F | 56 | CA | 44 | 23:26:49 | 100 | 03-Feb-01 | 2 | . | 200 |
| Chaennon Lyons | F | 53 | CA | 53 | 25:54:28 | 100 | 07-Feb-98 | 2 | . | 200 |
| Steven Maas | . | 45 | MI | 23 | 10:17:50 | 50 | 07-Feb-04 | . | 1 | 50 |
| Terry Madl | . | 55 | IL | 178 | 28:36:58 | 100 | 06-Feb-10 | 1 | 2 | 200 |
| Terry Madl | . | 53 | IL | 33 | 09:39:22 | 50 | 02-Feb-08 | 1 | 2 | 200 |
| Terry Madl | . | 52 | IL | 20 | 09:26:08 | 50 | 03-Feb-07 | 1 | 2 | 200 |
| Sergio Madrigal | . | 59 | TX | 185 | 28:43:25 | 100 | 06-Feb-10 | 1 | . | 100 |
| Edward Mafoud | . | 47 | NJ | 55 | 10:25:19 | 50 | 02-Feb-08 | . | 1 | 50 |
| Jay Magiera | . | 41 | NY | 102 | 25:15:20 | 100 | 06-Feb-10 | 1 | . | 100 |
| Lawrence Maher | . | 42 | TX | 16 | 09:03:01 | 50 | 03-Feb-07 | . | 1 | 50 |
| Falvey Malarcher | . | 41 | TX | 2 | 07:55:50 | 50 | 04-Feb-06 | . | 1 | 50 |
| John Maldonado | . | 47 | TX | 53 | 26:08:24 | 100 | 06-Feb-99 | 1 | . | 100 |
| Mirek Malinowski | . | 69 | TX | 165 | 12:28:11 | 50 | 06-Feb-10 | . | 1 | 50 |
| John Manley | . | 46 | TN | 11 | 19:32:10 | 100 | 07-Feb-09 | 2 | . | 200 |
| John Manley | . | 45 | TN | 24 | 20:36:49 | 100 | 02-Feb-08 | 2 | . | 200 |
| Lora Mantelman | F | 51 | IL | 168 | 16:38:57 | 50 | 07-Feb-09 | . | 1 | 50 |
| Keith Manuel | . | . | LA | 187 | 28:44:13 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| Keith Manuel | . | 50 | LA | 49 | 10:12:36 | 50 | 02-Feb-08 | 1 | 1 | 150 |
| Bill Maples | . | 34 | CA | 5 | 17:53:34 | 100 | 07-Feb-98 | 1 | . | 100 |
| Carl Maples | . | 36 | CA | 12 | 19:14:46 | 100 | 05-Feb-00 | 1 | . | 100 |
| Donna Maquire | F | 56 | NC | 91 | 11:50:50 | 50 | 02-Feb-08 | . | 2 | 100 |
| Donna Maquire | F | 55 | PA | 53 | 11:37:24 | 50 | 03-Feb-07 | . | 2 | 100 |
| Frank Maquire | . | 61 | NC | 36 | 09:42:21 | 50 | 02-Feb-08 | . | 2 | 100 |
| Frank Maquire | . | 60 | PA | 35 | 10:16:29 | 50 | 03-Feb-07 | . | 2 | 100 |
| Kari Marchant | F | 43 | CA | 70 | 27:14:03 | 100 | 02-Feb-02 | 1 | . | 100 |
| Caleb Marcinkovich | . | 34 | TX | 115 | 12:27:58 | 50 | 07-Feb-09 | . | 1 | 50 |
| Caleb Marcinkovich | . | 32 | TX | 19 | 09:17:08 | 50 | 03-Feb-07 | . | 1 | 50 |
| Bertha Marineo | F | 52 | CA | 65 | 27:30:26 | 100 | 07-Feb-98 | 1 | . | 100 |
| Paul Marker | . | 30 | TX | 33 | 08:50:27 | 50 | 06-Feb-10 | . | 1 | 50 |
| Melissa Marr | F | 38 | CO | 36 | 08:54:25 | 50 | 06-Feb-10 | . | 1 | 50 |
| Troy Marsh | . | 37 | UT | 17 | 11:03:05 | 50 | 02-Feb-02 | . | 1 | 50 |
| Bob Marston | . | 48 | MO | 69 | 28:16:50 | 100 | 06-Feb-99 | 7 | . | 700 |
| Bob Marston | . | 47 | MO | 71 | 28:04:43 | 100 | 07-Feb-98 | 7 | . | 700 |
| Bob Marston | . | 46 | MI | 33 | 25:50:45 | 100 | 01-Feb-97 | 7 | . | 700 |
| Bob Marston | . | 45 | MO | 23 | 24:53:02 | 100 | 03-Feb-96 | 7 | . | 700 |
| Bob Marston | . | 44 | MO | 20 | 25:48:32 | 100 | 04-Feb-95 | 7 | . | 700 |
| Bob Marston | . | 43 | . | 18 | 24:15:36 | 100 | 05-Feb-94 | 7 | . | 700 |
| Bob Marston | . | 42 | . | 18 | 23:38:44 | 100 | 01-Feb-93 | 7 | . | 700 |
| Gregg Martell | . | 43 | WY | 39 | 22:24:40 | 100 | 03-Feb-01 | 2 | . | 200 |
| Gregg Martell | . | 42 | WY | 53 | 24:28:25 | 100 | 05-Feb-00 | 2 | . | 200 |
| David Martin | . | 31 | TX | 25 | 10:24:16 | 50 | 07-Feb-04 | . | 1 | 50 |
| Leonard Martin | . | 53 | TN | 157 | 29:04:47 | 100 | 03-Feb-07 | 3 | . | 300 |
| Leonard Martin | . | 52 | TN | 114 | 28:27:10 | 100 | 04-Feb-06 | 3 | . | 300 |
| Leonard Martin | . | 51 | TN | 91 | 28:56:57 | 100 | 05-Feb-05 | 3 | . | 300 |
| Roland Martin | . | 44 | . | 8 | : | 100 | 01-Feb-93 | 1 | . | 100 |
| Tami Martin | F | 47 | MO | 108 | 12:14:06 | 50 | 07-Feb-09 | . | 1 | 50 |
| Ariel Martinez | . | 41 | TX | 3 | 06:53:12 | 50 | 06-Feb-10 | . | 1 | 50 |
| David A Martinez | . | 31 | TX | 40 | 09:04:27 | 50 | 06-Feb-10 | . | 1 | 50 |
| Joe Martinez | . | 39 | TX | 40 | 09:34:29 | 50 | 07-Feb-09 | . | 1 | 50 |
| Mario Martinez | . | 46 | TX | 44 | 23:33:53 | 100 | 07-Feb-98 | 4 | . | 400 |
| Mario Martinez | . | 45 | TX | 10 | 20:50:09 | 100 | 01-Feb-97 | 4 | . | 400 |
| Mario Martinez | . | 43 | TX | 21 | 24:30:00 | 100 | 03-Feb-96 | 4 | . | 400 |
| Mario Martinez | . | 40 | TX | 21 | 25:22:02 | 100 | 01-Feb-93 | 4 | . | 400 |
| Marisol Martinez | F | 37 | CA | 106 | 25:39:29 | 100 | 06-Feb-10 | 1 | . | 100 |
| Chip Marz | . | 50 | LA | 50 | 29:32:25 | 100 | 01-Feb-97 | 1 | . | 100 |
| Bozena Maslanka | F | 31 | CA | 24 | 22:49:54 | 100 | 06-Feb-99 | 1 | . | 100 |
| Louise Mason | F | 53 | IL | 160 | 29:22:13 | 100 | 03-Feb-07 | 8 | . | 800 |
| Louise Mason | F | 52 | IL | 125 | 29:17:25 | 100 | 04-Feb-06 | 8 | . | 800 |
| Louise Mason | F | 51 | IL | 102 | 31:19:00 | 100 | 05-Feb-05 | 8 | . | 800 |
| Louise Mason | F | 50 | IL | 96 | 28:49:11 | 100 | 07-Feb-04 | 8 | . | 800 |
| Louise Mason | F | 49 | IL | 63 | 28:19:04 | 100 | 01-Feb-03 | 8 | . | 800 |
| Louise Mason | F | 48 | IL | 84 | 28:45:49 | 100 | 02-Feb-02 | 8 | . | 800 |
| Louise Mason | F | 47 | IL | 93 | 29:09:54 | 100 | 03-Feb-01 | 8 | . | 800 |
| Louise Mason | F | 40 | IL | 30 | 27:23:00 | 100 | 05-Feb-94 | 8 | . | 800 |
| Tammy Massie | F | 38 | MD | 72 | 09:50:30 | 50 | 06-Feb-10 | . | 2 | 100 |
| Tammy Massie | F | 37 | MD | 58 | 10:26:09 | 50 | 07-Feb-09 | . | 2 | 100 |
| Louis Mast | . | 61 | TX | 186 | 12:53:01 | 50 | 06-Feb-10 | . | 1 | 50 |
| Marvin Mastin | . | 44 | KS | 60 | 22:40:45 | 100 | 06-Feb-10 | 1 | . | 100 |
| Paul Mastin | . | 40 | TX | 121 | 11:02:18 | 50 | 06-Feb-10 | . | 1 | 50 |
| Lynnor Matheney | F | 50 | TX | 198 | 13:28:19 | 50 | 06-Feb-10 | 1 | 2 | 200 |
| Lynnor Matheney | F | 48 | TX | 168 | 29:58:35 | 100 | 02-Feb-08 | 1 | 2 | 200 |
| Lynnor Matheney | F | 47 | TX | 33 | 10:10:51 | 50 | 03-Feb-07 | 1 | 2 | 200 |
| Andrew Mathews | . | 44 | FL | 96 | 27:08:13 | 100 | 04-Feb-06 | 1 | . | 100 |
| Tony Mathison | . | 44 | TX | 49 | 26:50:27 | 100 | 01-Feb-03 | 1 | . | 100 |
| Michael Matteson | . | 51 | IL | 90 | 23:47:57 | 100 | 06-Feb-10 | 2 | . | 200 |
| Michael Matteson | . | 49 | IL | 91 | 25:28:43 | 100 | 02-Feb-08 | 2 | . | 200 |
| Fred Matthews | . | 51 | TN | 151 | 28:46:47 | 100 | 03-Feb-07 | 1 | . | 100 |
| Kira Matukaitis | F | 31 | ID | 124 | 27:09:48 | 100 | 07-Feb-09 | 3 | . | 300 |
| Kira Matukaitis | F | 30 | VA | 34 | 21:28:09 | 100 | 02-Feb-08 | 3 | . | 300 |
| Kira Matukaitis | F | 29 | VA | 83 | 24:36:30 | 100 | 03-Feb-07 | 3 | . | 300 |
| Chris Matus | . | 43 | TX | 112 | 12:54:47 | 50 | 02-Feb-08 | . | 1 | 50 |
| Steve Maulden | . | 44 | TX | 28 | 27:14:10 | 100 | 03-Feb-96 | 1 | . | 100 |
| Bruce Mauldin | . | 51 | CA | 33 | 23:43:03 | 100 | 06-Feb-99 | 1 | . | 100 |
| Tonva Mauldin | F | 47 | CA | 15 | 23:17:28 | 100 | 04-Feb-95 | 1 | . | 100 |
| Tony Mauro | . | 65 | PA | 45 | 22:05:38 | 100 | 02-Feb-08 | 1 | . | 100 |
| Debra Mayhew | F | 45 | CA | 20 | 22:08:46 | 100 | 06-Feb-99 | 1 | . | 100 |
| Rick Mayo | . | 31 | MO | 73 | 23:39:34 | 100 | 03-Feb-07 | 1 | . | 100 |
| John McAllister | . | 50 | TX | 7 | 08:22:34 | 50 | 05-Feb-05 | 1 | . | 100 |
| Jack McBroom | . | 46 | CA | 6 | 18:19:18 | 100 | 01-Feb-03 | 5 | . | 500 |
| Jack McBroom | . | 45 | CA | 12 | 18:21:10 | 100 | 02-Feb-02 | 5 | . | 500 |
| Jack McBroom | . | 44 | CA | 10 | 18:42:38 | 100 | 03-Feb-01 | 5 | . | 500 |
| Jack McBroom | . | 43 | CA | 10 | 18:43:17 | 100 | 05-Feb-00 | 5 | . | 500 |
| Jack McBroom | . | 42 | CA | 6 | 19:13:30 | 100 | 06-Feb-99 | 5 | . | 500 |
| David McCaghren | . | 54 | TX | 145 | 11:42:12 | 50 | 06-Feb-10 | . | 1 | 50 |
| Jim McCall | . | 44 | TX | 91 | 28:58:10 | 100 | 03-Feb-01 | 1 | . | 100 |
| Patrick McCartney | . | 37 | IN | 89 | 23:45:22 | 100 | 06-Feb-10 | 3 | . | 300 |
| Patrick McCartney | . | 36 | IN | 142 | 28:21:49 | 100 | 07-Feb-09 | 3 | . | 300 |
| Patrick McCartney | . | 35 | IN | 58 | 23:03:19 | 100 | 02-Feb-08 | 3 | . | 300 |
| Mark McCaslin | . | 40 | MI | 103 | 25:27:32 | 100 | 06-Feb-10 | 1 | . | 100 |
| Philip McColl | . | 58 | Canada | 124 | 26:41:39 | 100 | 06-Feb-10 | 1 | . | 100 |
| Chris McConnell | . | 41 | TX | 58 | 23:30:12 | 100 | 07-Feb-09 | 2 | . | 200 |
| Chris McConnell | . | 40 | TX | 99 | 25:52:46 | 100 | 02-Feb-08 | 2 | . | 200 |
| Jay McCormick | . | 38 | TX | 127 | 11:14:12 | 50 | 06-Feb-10 | . | 1 | 50 |
| Kyle Mccoy | . | 31 | WA | 5 | 06:57:40 | 50 | 06-Feb-10 | . | 1 | 50 |
| Michael McCumber | . | 60 | MD | 148 | 14:18:21 | 50 | 07-Feb-09 | . | 2 | 100 |
| Michael McCumber | . | 61 | MD | 214 | 14:25:36 | 50 | 06-Feb-10 | . | 2 | 100 |
| Jack McDearmon | . | 52 | . | 5 | 18:24:12 | 100 | 01-Feb-93 | 1 | . | 100 |
| Linda Mcfadden | F | 43 | CA | 54 | 23:48:53 | 100 | 04-Feb-06 | 2 | . | 200 |
| Linda Mcfadden | F | 42 | CA | 35 | 23:13:06 | 100 | 05-Feb-05 | 2 | . | 200 |
| Krista McGalliard | F | 41 | CO | 78 | 13:33:33 | 50 | 03-Feb-07 | . | 1 | 50 |
| Jerry McGarth | . | 64 | MS | 4 | 08:45:49 | 50 | 01-Feb-03 | . | 1 | 50 |
| David McGeehon | . | 40 | TX | 105 | 26:08:57 | 100 | 07-Feb-09 | 2 | . | 200 |
| David McGeehon | . | 38 | TX | 122 | 27:16:33 | 100 | 03-Feb-07 | 2 | . | 200 |
| Michael McGilberry | . | 48 | TX | 40 | 10:35:36 | 50 | 03-Feb-07 | . | 1 | 50 |
| Mark McGowan | . | 54 | Canada | 170 | 12:28:47 | 50 | 06-Feb-10 | . | 1 | 50 |
| Douglas McGraw | . | 24 | PA | 40 | 22:56:57 | 100 | 04-Feb-06 | 1 | . | 100 |
| James (Jim) McGruder | . | 61 | KY | 197 | 29:01:33 | 100 | 06-Feb-10 | 1 | . | 100 |
| Dane McGuffee | . | 40 | TX | 8 | 18:44:12 | 100 | 07-Feb-09 | 1 | . | 100 |
| Maxwell McIntire | . | 51 | CA | 71 | 26:50:39 | 100 | 05-Feb-05 | 2 | . | 200 |
| Maxwell McIntire | . | 50 | CA | 83 | 26:58:03 | 100 | 07-Feb-04 | 2 | . | 200 |
| Amanda McIntosh | F | 39 | TX | 8 | 18:04:29 | 100 | 07-Feb-04 | 2 | 1 | 250 |
| Amanda McIntosh | F | 37 | TX | 2 | 07:44:25 | 50 | 02-Feb-02 | 2 | 1 | 250 |
| Amanda McIntosh | F | 33 | TX | 7 | 18:30:30 | 100 | 07-Feb-98 | 2 | 1 | 250 |
| Doug McKeever | . | 52 | WA | 48 | 23:38:10 | 100 | 05-Feb-00 | 1 | . | 100 |
| William McKinnon | . | 57 | GA | 69 | 12:41:18 | 50 | 03-Feb-07 | . | 1 | 50 |
| Alan Mclain | . | 45 | TX | 118 | 26:30:49 | 100 | 06-Feb-10 | 3 | . | 300 |
| Alan Mclain | . | 43 | TX | 62 | 23:22:38 | 100 | 02-Feb-08 | 3 | . | 300 |
| Alan Mclain | . | 42 | TX | 84 | 24:39:28 | 100 | 03-Feb-07 | 3 | . | 300 |
| Kyly McMurray | F | 35 | WA | 7 | 20:54:22 | 100 | 03-Feb-96 | 1 | . | 100 |
| Alan McMurtrey | . | 55 | DC | 127 | 14:04:28 | 50 | 02-Feb-08 | . | 1 | 50 |
| Scott McMurtrey | . | 30 | WA | 128 | 14:04:29 | 50 | 02-Feb-08 | . | 1 | 50 |
| Patrick McMurtry | . | 44 | UT | 13 | 19:52:22 | 100 | 07-Feb-04 | 1 | . | 100 |
| Peter McNamara | . | 49 | TX | 142 | 13:55:50 | 50 | 07-Feb-09 | . | 2 | 100 |
| Peter McNamara | . | 47 | TX | 62 | 12:27:14 | 50 | 03-Feb-07 | . | 2 | 100 |
| Stephen McNeil | . | 52 | TX | 141 | 11:33:36 | 50 | 06-Feb-10 | 6 | 1 | 650 |
| Stephen McNeil | . | 48 | TX | 49 | 23:44:43 | 100 | 04-Feb-06 | 6 | 1 | 650 |
| Stephen McNeil | . | 46 | TX | 92 | 28:07:16 | 100 | 07-Feb-04 | 6 | 1 | 650 |
| Stephen McNeil | . | 45 | TX | 42 | 25:38:43 | 100 | 01-Feb-03 | 6 | 1 | 650 |
| Stephen McNeil | . | 43 | TX | 47 | 23:45:50 | 100 | 03-Feb-01 | 6 | 1 | 650 |
| Stephen McNeil | . | 41 | TX | 56 | 26:20:20 | 100 | 06-Feb-99 | 6 | 1 | 650 |
| Stephen McNeil | . | 40 | TX | 39 | 23:07:07 | 100 | 07-Feb-98 | 6 | 1 | 650 |
| Richard McQuaide | . | 48 | TX | 153 | 11:48:04 | 50 | 06-Feb-10 | . | 1 | 50 |
| Joe McReynolds | . | 63 | AL | 11 | 21:19:00 | 100 | 01-Feb-97 | 1 | . | 100 |
| Chris McWatters | . | 28 | TX | 49 | 22:07:11 | 100 | 06-Feb-10 | 1 | . | 100 |
| Shane McWatters | . | 32 | TX | 160 | 11:54:13 | 50 | 06-Feb-10 | . | 1 | 50 |
| Elizabeth Meador | F | 21 | OK | 135 | 11:24:21 | 50 | 06-Feb-10 | . | 4 | 200 |
| Elizabeth Meador | F | 19 | OK | 70 | 11:01:38 | 50 | 02-Feb-08 | . | 4 | 200 |
| Elizabeth Meador | F | 18 | OK | 100 | 18:20:37 | 50 | 03-Feb-07 | . | 4 | 200 |
| Elizabeth Meador | F | 17 | OK | 49 | 14:25:30 | 50 | 04-Feb-06 | . | 4 | 200 |
| Sherry Meador | F | 42 | AL | 150 | 28:33:35 | 100 | 02-Feb-08 | 1 | . | 100 |
| Abigail Meadows | F | 37 | TX | 159 | 29:11:28 | 100 | 07-Feb-09 | 1 | . | 100 |
| Guillermo Medina | . | 31 | CA | 3 | 15:54:50 | 100 | 04-Feb-06 | 1 | . | 100 |
| Jason Mehlos | . | 33 | CO | 27 | 09:06:56 | 50 | 07-Feb-09 | . | 1 | 50 |
| Pete Mehok | . | 27 | TX | 47 | 23:30:19 | 100 | 04-Feb-06 | 2 | . | 200 |
| Pete Mehok | . | 26 | TX | 27 | 22:40:54 | 100 | 05-Feb-05 | 2 | . | 200 |
| Suzanne Mehringer | F | 42 | TX | 237 | 15:23:05 | 50 | 06-Feb-10 | . | 1 | 50 |
| Sean Meissner | . | 31 | OR | 1 | 06:49:19 | 50 | 05-Feb-05 | . | 1 | 50 |
| Robert Melendez | . | 58 | TX | 104 | 31:53:07 | 100 | 05-Feb-05 | 1 | . | 100 |
| Maneeb Mellem | . | 52 | TX | 94 | 26:55:50 | 100 | 04-Feb-06 | 1 | . | 100 |
| Vicki Merry | F | 49 | FL | 79 | 13:33:58 | 50 | 03-Feb-07 | . | 1 | 50 |
| Joan Messick | F | 35 | DE | 9 | 08:29:18 | 50 | 05-Feb-05 | . | 1 | 50 |
| Bob Metzger | . | 51 | MN | 22 | 11:29:50 | 50 | 01-Feb-03 | . | 1 | 50 |
| Marty Metzger | . | 43 | TX | 78 | 27:53:47 | 100 | 05-Feb-05 | 1 | . | 100 |
| Drew Meyer | . | 62 | TX | 57 | 22:37:44 | 100 | 06-Feb-10 | 1 | . | 100 |
| Jay Michals | . | 40 | TX | 71 | 10:48:08 | 50 | 07-Feb-09 | . | 1 | 50 |
| Rick Middaugh | . | 55 | TX | 43 | 09:05:37 | 50 | 06-Feb-10 | . | 1 | 50 |
| Sally Middleton | F | 46 | MI | 43 | 28:05:50 | 100 | 01-Feb-97 | 2 | . | 200 |
| Sally Middleton | F | 44 | MI | 30 | 28:16:27 | 100 | 04-Feb-95 | 2 | . | 200 |
| Jason Midgarden | . | 33 | MN | 87 | 26:19:23 | 100 | 04-Feb-06 | 1 | . | 100 |
| Doise Miers | F | 28 | TX | 40 | 13:02:41 | 50 | 04-Feb-06 | . | 1 | 50 |
| Chris Migotsky | . | 37 | IL | 99 | 29:07:59 | 100 | 07-Feb-04 | 1 | . | 100 |
| Richard Mihalik | . | 56 | TX | 173 | 12:30:21 | 50 | 06-Feb-10 | . | 1 | 50 |
| Kinga Miklos | F | 34 | Canada | 78 | 23:21:58 | 100 | 06-Feb-10 | 1 | . | 100 |
| Stephan Miklos | . | 40 | Canada | 114 | 26:21:35 | 100 | 06-Feb-10 | 1 | . | 100 |
| Lee Miksch | . | 57 | . | 20 | 24:42:41 | 100 | 01-Feb-93 | 1 | . | 100 |
| Heather Milecki | F | 26 | OH | 143 | 13:56:21 | 50 | 07-Feb-09 | . | 1 | 50 |
| Andrew Miller | . | 21 | CO | 126 | 11:10:18 | 50 | 06-Feb-10 | . | 1 | 50 |
| Danny Miller | . | 28 | KS | 75 | 24:38:39 | 100 | 07-Feb-09 | 1 | . | 100 |
| Jeff Miller | . | 45 | TX | 22 | 23:24:37 | 100 | 01-Feb-97 | 1 | . | 100 |
| Mike Miller | . | 50 | TX | 51 | 24:26:42 | 100 | 03-Feb-01 | 1 | . | 100 |
| Brett Mills | . | 28 | TX | 30 | 11:34:35 | 50 | 04-Feb-06 | . | 1 | 50 |
| Rand Mintzer | . | 50 | TX | 182 | 12:45:02 | 50 | 06-Feb-10 | . | 1 | 50 |
| Shannon Mitchel | F | 47 | TX | 213 | 14:20:53 | 50 | 06-Feb-10 | . | 1 | 50 |
| Ed Miville | . | 45 | . | 4 | 18:18:50 | 100 | 01-Feb-93 | 1 | . | 100 |
| Sarann Mock | F | 63 | OR | 34 | 28:30:34 | 100 | 04-Feb-95 | 1 | . | 100 |
| William Moeller | . | 50 | TX | 21 | 10:14:08 | 50 | 04-Feb-06 | . | 1 | 50 |
| John Mollenhour | . | 53 | GA | 19 | 08:14:11 | 50 | 06-Feb-10 | . | 1 | 50 |
| Steven Monte | . | 39 | TX | 73 | 10:49:05 | 50 | 07-Feb-09 | . | 1 | 50 |
| Wes Monteith | . | 50 | TX | 68 | 26:46:33 | 100 | 02-Feb-02 | 1 | . | 100 |
| Felix Montelongo | . | 33 | TX | 28 | 08:36:08 | 50 | 06-Feb-10 | . | 2 | 100 |
| Felix Montelongo | . | 32 | TX | 24 | 08:58:18 | 50 | 07-Feb-09 | . | 2 | 100 |
| Alien Montgomery | . | 56 | SC | 19 | 25:29:46 | 100 | 04-Feb-95 | 2 | . | 200 |
| Allen Montgomery | . | 54 | . | 24 | 26:02:39 | 100 | 01-Feb-93 | 2 | . | 200 |
| Cian Montgomery | . | 36 | OR | 22 | 19:04:16 | 100 | 06-Feb-10 | 1 | . | 100 |
| Gordon Montgomery | . | 41 | TX | 142 | 27:38:30 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| Gordon Montgomery | . | 39 | TX | 76 | 11:11:13 | 50 | 02-Feb-08 | 1 | 1 | 150 |
| Alex Montoya | . | 36 | TX | 146 | 11:42:14 | 50 | 06-Feb-10 | . | 1 | 50 |
| Alex Moore | . | 44 | MS | 26 | 21:15:49 | 100 | 07-Feb-09 | 1 | . | 100 |
| Arthur Moore | . | 57 | OH | 11 | 21:58:48 | 100 | 04-Feb-95 | 1 | . | 100 |
| Jennifer Moore | F | 30 | TX | 45 | 12:33:40 | 50 | 05-Feb-05 | . | 1 | 50 |
| Jon Moore | . | 50 | Eng | 73 | 28:53:29 | 100 | 06-Feb-99 | 1 | . | 100 |
| Peter Moore | . | 40 | VT | 27 | 21:49:09 | 100 | 07-Feb-98 | 2 | . | 200 |
| Peter Moore | . | 39 | VT | 5 | 18:58:58 | 100 | 01-Feb-97 | 2 | . | 200 |
| Tony Moreno | . | 49 | TX | 39 | 12:59:38 | 50 | 04-Feb-06 | . | 1 | 50 |
| Julie Morgan | F | 45 | TX | 50 | 14:14:35 | 50 | 07-Feb-04 | . | 1 | 50 |
| Marisa Morgan | F | 26 | TX | 89 | 14:13:49 | 50 | 03-Feb-07 | . | 1 | 50 |
| Scott Morgan | . | 42 | CA | 62 | 26:11:13 | 100 | 02-Feb-02 | 1 | . | 100 |
| Gary Moroney | . | 40 | TX | 22 | 09:30:46 | 50 | 03-Feb-07 | 1 | 2 | 200 |
| Gary Moroney | . | 38 | TX | 29 | 22:46:30 | 100 | 05-Feb-05 | 1 | 2 | 200 |
| Gary Moroney | . | 37 | TX | 1 | 07:00:09 | 50 | 07-Feb-04 | 1 | 2 | 200 |
| Cecelia Morris | F | 35 | MS | 81 | 13:34:16 | 50 | 03-Feb-07 | . | 1 | 50 |
| Karalee Morris | F | 29 | CA | 14 | 08:29:36 | 50 | 02-Feb-08 | . | 1 | 50 |
| Alex Morton | . | 58 | SC | 116 | 26:55:19 | 100 | 02-Feb-08 | 1 | . | 100 |
| Jane Moser | F | 39 | WI | 32 | 22:11:42 | 100 | 07-Feb-98 | 1 | . | 100 |
| Jasper Mueler | . | 35 | CA | 27 | 23:36:18 | 100 | 01-Feb-03 | 1 | . | 100 |
| Frederick Mueller | . | 31 | SC | 169 | 29:43:40 | 100 | 03-Feb-07 | 1 | . | 100 |
| Jasper Mueller | . | 41 | UT | 113 | 26:38:39 | 100 | 07-Feb-09 | 1 | . | 100 |
| Markus Mueller | . | 43 | CO | 75 | 23:56:31 | 100 | 02-Feb-08 | 1 | . | 100 |
| Michael Muench | . | 59 | HI | 108 | 26:28:59 | 100 | 07-Feb-09 | 1 | . | 100 |
| Jess Mullen | F | 35 | WA | 56 | 22:36:05 | 100 | 06-Feb-10 | 1 | . | 100 |
| Garrett Mulrooney | . | 39 | MN | 54 | 22:59:19 | 100 | 03-Feb-07 | 2 | . | 200 |
| Garrett Mulrooney | . | 37 | MN | 60 | 24:10:35 | 100 | 04-Feb-06 | 2 | . | 200 |
| Gus Munoz | . | 36 | TX | 42 | 09:05:16 | 50 | 06-Feb-10 | . | 1 | 50 |
| Jeffery Munroe | . | 39 | TX | 137 | 28:09:39 | 100 | 02-Feb-08 | 1 | . | 100 |
| Daniel Murphy | . | 31 | TX | 149 | 11:43:42 | 50 | 06-Feb-10 | . | 1 | 50 |
| Edward Murphy | . | 40 | PA | 119 | 13:32:57 | 50 | 02-Feb-08 | . | 1 | 50 |
| Meredith Murphy | F | 29 | PA | 90 | 25:21:59 | 100 | 02-Feb-08 | 1 | . | 100 |
| Jack Murray | . | 46 | CA | 93 | 25:28:10 | 100 | 03-Feb-07 | 1 | . | 100 |
| Nofal Musfy | . | 67 | TX | 119 | 11:02:04 | 50 | 06-Feb-10 | 5 | 2 | 600 |
| Nofal Musfy | . | 66 | TX | 116 | 26:48:49 | 100 | 07-Feb-09 | 5 | 2 | 600 |
| Nofal Musfy | . | 61 | TX | 59 | 11:49:54 | 50 | 03-Feb-07 | 5 | 2 | 600 |
| Nofal Musfy | . | 62 | TX | 84 | 28:25:36 | 100 | 05-Feb-05 | 5 | 2 | 600 |
| Nofal Musfy | . | 61 | TX | 58 | 24:48:02 | 100 | 07-Feb-04 | 5 | 2 | 600 |
| Nofal Musfy | . | 59 | TX | 69 | 27:09:45 | 100 | 02-Feb-02 | 5 | 2 | 600 |
| Nofal Musfy | . | 58 | TX | 85 | 27:30:59 | 100 | 03-Feb-01 | 5 | 2 | 600 |
| Shirley Musfy | F | 53 | TX | 85 | 28:25:36 | 100 | 05-Feb-05 | 1 | . | 100 |
| Jim Musselman | . | 38 | GA | 14 | 20:56:30 | 100 | 06-Feb-99 | 1 | . | 100 |
| Bill Myers | . | 44 | OK | 117 | 28:36:50 | 100 | 04-Feb-06 | 1 | . | 100 |
| Miller Myers | . | 60 | WA | 45 | 25:25:23 | 100 | 06-Feb-99 | 1 | . | 100 |
| Laurie Nakauchi-Hawn | F | 37 | CO | 53 | 22:59:19 | 100 | 03-Feb-07 | 1 | . | 100 |
| Murali Narasimhan | . | 30 | TX | 128 | 13:02:44 | 50 | 07-Feb-09 | . | 1 | 50 |
| Nattu Natraj | . | 43 | CO | 129 | 27:45:51 | 100 | 03-Feb-07 | 1 | . | 100 |
| Rick Nawrocki | . | 43 | CA | 74 | 29:30:00 | 100 | 06-Feb-99 | 1 | . | 100 |
| Gordon Neal | . | 41 | TX | 29 | 21:52:30 | 100 | 07-Feb-98 | 1 | . | 100 |
| Bret Nelson | . | 31 | TX | 241 | 16:44:52 | 50 | 06-Feb-10 | . | 1 | 50 |
| Heidi Nelson | F | 30 | TX | 242 | 16:44:52 | 50 | 06-Feb-10 | . | 1 | 50 |
| Laura Nelson | F | 42 | TX | 117 | 26:58:15 | 100 | 02-Feb-08 | 1 | . | 100 |
| Wayne Nelson | . | 43 | MN | 164 | 12:26:58 | 50 | 06-Feb-10 | . | 1 | 50 |
| Richard Neslund | . | 54 | CO | 48 | 26:48:56 | 100 | 01-Feb-03 | 1 | . | 100 |
| Joseph Neubauer | . | 59 | MO | 155 | 28:58:46 | 100 | 03-Feb-07 | 1 | . | 100 |
| Cathy Nevans | F | 44 | TX | 161 | 12:05:59 | 50 | 06-Feb-10 | . | 2 | 100 |
| Cathy Nevans | F | 43 | TX | 75 | 10:54:59 | 50 | 07-Feb-09 | . | 2 | 100 |
| Robert Newcomer | . | 48 | GA | 67 | 23:31:22 | 100 | 02-Feb-08 | 1 | . | 100 |
| Jim Newton | . | 48 | TX | 24 | 25:16:04 | 100 | 03-Feb-96 | 1 | . | 100 |
| Hung-Kwong Ng | . | 42 | FL | 40 | 22:36:04 | 100 | 03-Feb-07 | 1 | . | 100 |
| Yen Nguyen | F | 46 | TX | 144 | 14:03:46 | 50 | 07-Feb-09 | 5 | 2 | 600 |
| Yen Nguyen | F | 45 | TX | 159 | 29:11:27 | 100 | 02-Feb-08 | 5 | 2 | 600 |
| Yen Nguyen | F | 44 | TX | 164 | 29:31:03 | 100 | 03-Feb-07 | 5 | 2 | 600 |
| Yen Nguyen | F | 42 | TX | 83 | 28:22:43 | 100 | 05-Feb-05 | 5 | 2 | 600 |
| Yen Nguyen | F | 41 | TX | 39 | 11:49:09 | 50 | 07-Feb-04 | 5 | 2 | 600 |
| Yen Nguyen | F | 39 | TX | 89 | 28:54:42 | 100 | 02-Feb-02 | 5 | 2 | 600 |
| Yen Nguyen | F | 35 | TX | 70 | 28:00:41 | 100 | 07-Feb-98 | 5 | 2 | 600 |
| Bill Nictakis | . | 44 | MO | 52 | 24:59:04 | 100 | 05-Feb-05 | 4 | . | 400 |
| Bill Nictakis | . | 43 | MO | 53 | 23:49:58 | 100 | 07-Feb-04 | 4 | . | 400 |
| Bill Nictakis | . | 42 | TX | 39 | 25:27:50 | 100 | 01-Feb-03 | 4 | . | 400 |
| Bill Nictakis | . | 41 | TX | 53 | 23:54:55 | 100 | 02-Feb-02 | 4 | . | 400 |
| Joe Ninke | . | 38 | FL | 29 | 20:58:33 | 100 | 02-Feb-08 | 1 | . | 100 |
| Kerry Nino | F | 41 | CA | 48 | 23:36:36 | 100 | 07-Feb-04 | 1 | . | 100 |
| Bev NolanCannata | F | 58 | . | 29 | 29:44:51 | 100 | 01-Feb-93 | 1 | . | 100 |
| Steve Noone | . | 48 | PA | 9 | 17:58:30 | 100 | 03-Feb-07 | 1 | . | 100 |
| Donald Norman | . | 41 | TX | 83 | 13:39:50 | 50 | 03-Feb-07 | . | 2 | 100 |
| Donald Norman | . | 40 | TX | 22 | 10:37:00 | 50 | 04-Feb-06 | . | 2 | 100 |
| Lee Norris | . | 57 | TX | 80 | 28:07:00 | 100 | 05-Feb-05 | 6 | . | 600 |
| Lee Norris | . | 55 | TX | 58 | 27:46:52 | 100 | 01-Feb-03 | 6 | . | 600 |
| Lee Norris | . | 54 | TX | 57 | 25:06:11 | 100 | 02-Feb-02 | 6 | . | 600 |
| Lee Norris | . | 53 | TX | 83 | 27:21:07 | 100 | 03-Feb-01 | 6 | . | 600 |
| Lee Norris | . | 51 | TX | 67 | 28:02:28 | 100 | 06-Feb-99 | 6 | . | 600 |
| Lee Norris | . | 50 | TX | 54 | 25:55:58 | 100 | 07-Feb-98 | 6 | . | 600 |
| Brian Novak | . | 29 | LA | 64 | 09:37:53 | 50 | 06-Feb-10 | . | 3 | 150 |
| Brian Novak | . | 28 | LA | 23 | 08:56:36 | 50 | 07-Feb-09 | . | 3 | 150 |
| Brian Novak | . | 27 | LA | 29 | 09:25:10 | 50 | 02-Feb-08 | . | 3 | 150 |
| Maria Ntefidou | F | 39 | TX | 183 | 28:40:35 | 100 | 06-Feb-10 | 1 | . | 100 |
| Jacqueline O'Brian-Nolen | F | 43 | TX | 21 | 08:46:45 | 50 | 07-Feb-09 | 2 | 6 | 500 |
| Jacqueline O'Brian-Nolen | F | 42 | TX | 20 | 08:49:18 | 50 | 02-Feb-08 | 2 | 6 | 500 |
| Jacqueline O'Brian-Nolen | F | 41 | TX | 7 | 08:09:27 | 50 | 03-Feb-07 | 2 | 6 | 500 |
| Jacqueline O'Brian-Nolen | F | 39 | TX | 11 | 08:36:50 | 50 | 05-Feb-05 | 2 | 6 | 500 |
| Jacqueline O'Brian-Nolen | F | 38 | TX | 15 | 08:55:23 | 50 | 07-Feb-04 | 2 | 6 | 500 |
| Jacqueline O'Brian-Nolen | F | 37 | TX | 8 | 09:22:39 | 50 | 01-Feb-03 | 2 | 6 | 500 |
| Jacqueline O'Brian-Nolen | F | 36 | TX | 35 | 21:33:20 | 100 | 02-Feb-02 | 2 | 6 | 500 |
| Jacqueline O'Brian-Nolen | F | 34 | TX | 29 | 21:51:30 | 100 | 05-Feb-00 | 2 | 6 | 500 |
| Nathan Ochsner | . | 34 | TX | 27 | 21:06:57 | 100 | 07-Feb-04 | 3 | . | 300 |
| Nathan Ochsner | . | 32 | TX | 33 | 21:20:58 | 100 | 02-Feb-02 | 3 | . | 300 |
| Nathan Ochsner | . | 31 | TX | 46 | 23:36:59 | 100 | 03-Feb-01 | 3 | . | 300 |
| Camille Odom | F | 24 | TX | 33 | 10:37:25 | 50 | 05-Feb-05 | . | 1 | 50 |
| Katie Oglesby | F | 38 | CO | 65 | 09:39:16 | 50 | 06-Feb-10 | . | 1 | 50 |
| Thomas Okazaki | . | 53 | TX | 39 | 09:04:24 | 50 | 06-Feb-10 | . | 1 | 50 |
| Kent Oldham | . | 40 | OH | 59 | 23:10:29 | 100 | 02-Feb-08 | 1 | . | 100 |
| Steven Oliveira | . | 38 | NY | 13 | 09:19:19 | 50 | 04-Feb-06 | . | 1 | 50 |
| Brett Oliver | . | 26 | TX | 192 | 13:16:40 | 50 | 06-Feb-10 | . | 1 | 50 |
| Scott Olmer | . | 38 | CO | 91 | 23:48:20 | 100 | 06-Feb-10 | 7 | . | 700 |
| Scott Olmer | . | 37 | CO | 50 | 23:15:44 | 100 | 07-Feb-09 | 7 | . | 700 |
| Scott Olmer | . | 35 | CO | 71 | 23:34:05 | 100 | 03-Feb-07 | 7 | . | 700 |
| Scott Olmer | . | 34 | CO | 41 | 22:59:10 | 100 | 04-Feb-06 | 7 | . | 700 |
| Scott Olmer | . | 33 | CO | 40 | 23:24:04 | 100 | 05-Feb-05 | 7 | . | 700 |
| Scott Olmer | . | 32 | CO | 77 | 26:09:54 | 100 | 07-Feb-04 | 7 | . | 700 |
| Scott Olmer | . | 31 | CO | 47 | 26:47:53 | 100 | 01-Feb-03 | 7 | . | 700 |
| Dave Olney | . | 58 | CA | 79 | 27:06:42 | 100 | 03-Feb-01 | 1 | . | 100 |
| Jim O'Neil | . | 60 | VA | 98 | 11:38:31 | 50 | 07-Feb-09 | . | 1 | 50 |
| John Opalko | . | 47 | TX | 31 | 09:17:48 | 50 | 07-Feb-09 | 1 | 1 | 150 |
| John Opalko | . | 42 | TX | 32 | 22:37:36 | 100 | 07-Feb-04 | 1 | 1 | 150 |
| Thomas Orf | . | 37 | TX | 123 | 26:38:48 | 100 | 06-Feb-10 | 1 | . | 100 |
| Duncan Orr | . | 48 | UT | 60 | 25:09:55 | 100 | 05-Feb-00 | 1 | . | 100 |
| Kevin Outman | . | 51 | TX | 65 | 10:30:21 | 50 | 02-Feb-08 | . | 1 | 50 |
| Brad Overturf | . | 42 | CT | 6 | 06:58:52 | 50 | 06-Feb-10 | . | 1 | 50 |
| Jan Owen | F | 37 | TX | 99 | 11:39:50 | 50 | 07-Feb-09 | . | 1 | 50 |
| Charlie Ozuna | . | 43 | TX | 201 | 13:45:44 | 50 | 06-Feb-10 | . | 1 | 50 |
| Jorge Pacheco | . | 40 | CA | 1 | 14:12:20 | 100 | 02-Feb-08 | 3 | . | 300 |
| Jorge Pacheco | . | 38 | CA | 1 | 13:16:56 | 100 | 04-Feb-06 | 3 | . | 300 |
| Jorge Pacheco | . | 37 | CA | 1 | 14:14:12 | 100 | 05-Feb-05 | 3 | . | 300 |
| Chris Padilla | . | 34 | TX | 140 | 11:31:32 | 50 | 06-Feb-10 | . | 1 | 50 |
| David Painter | . | 52 | TX | 110 | 12:15:28 | 50 | 07-Feb-09 | . | 1 | 50 |
| Donna Palmer | F | 43 | TX | 114 | 10:55:05 | 50 | 06-Feb-10 | . | 1 | 50 |
| Donna Palmer | F | 42 | TX | 130 | 13:04:25 | 50 | 07-Feb-09 | . | 1 | 50 |
| Geoffrey Palmer | . | 22 | MB | 90 | 27:26:50 | 100 | 07-Feb-04 | 1 | . | 100 |
| John Palmer | . | 49 | TX | 26 | 10:02:27 | 50 | 05-Feb-05 | . | 1 | 50 |
| Nick Papafote | . | 50 | TX | 168 | 28:19:18 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| Nick Papafote | . | 45 | TX | 89 | 11:18:20 | 50 | 07-Feb-09 | 1 | 1 | 150 |
| Lyle Parker | . | 52 | TX | 11 | 07:42:14 | 50 | 06-Feb-10 | . | 1 | 50 |
| Scott Parker | . | 50 | CA | 65 | 23:28:54 | 100 | 03-Feb-07 | 2 | . | 200 |
| Scott Parker | . | 49 | CA | 66 | 24:33:52 | 100 | 04-Feb-06 | 2 | . | 200 |
| Robert Parsons | . | 44 | LA | 68 | 12:28:57 | 50 | 03-Feb-07 | . | 1 | 50 |
| Tammy Parsons | F | 46 | NM | 115 | 10:55:33 | 50 | 06-Feb-10 | . | 1 | 50 |
| Tammy Parsons | F | 45 | NM | 117 | 12:31:08 | 50 | 07-Feb-09 | . | 2 | 100 |
| Tammy Parsons | F | 44 | NM | 59 | 10:28:55 | 50 | 02-Feb-08 | . | 2 | 100 |
| Bob Partic | . | 51 | TX | 36 | 29:40:38 | 100 | 04-Feb-95 | 1 | . | 100 |
| Sylvia Pas | F | 49 | TX | 239 | 15:58:06 | 50 | 06-Feb-10 | . | 2 | 100 |
| Sylvia Pas | F | 48 | TX | 154 | 14:41:42 | 50 | 07-Feb-09 | . | 2 | 100 |
| Chris Paschke | . | 34 | TX | 15 | 09:29:31 | 50 | 04-Feb-06 | . | 1 | 50 |
| Andrea Paterson | F | 29 | TX | 10 | 08:41:16 | 50 | 03-Feb-07 | . | 1 | 50 |
| Melissa Paurowski | F | 30 | GA | 210 | 29:24:48 | 100 | 06-Feb-10 | 1 | . | 100 |
| Kim Pavelko | F | 33 | AR | 22 | 26:12:40 | 100 | 04-Feb-95 | 1 | . | 100 |
| Karen Pearson | F | 45 | GA | 178 | 12:36:59 | 50 | 06-Feb-10 | . | 1 | 50 |
| Larry Pederson | . | . | MN | 25 | 11:31:09 | 50 | 01-Feb-03 | 1 | 1 | 150 |
| Larry Pederson | . | 47 | MN | 87 | 28:47:18 | 100 | 02-Feb-02 | 1 | 1 | 150 |
| Thorbjorn Pederson | . | 47 | TX | 57 | 27:41:30 | 100 | 01-Feb-03 | 1 | . | 100 |
| Tom Pelsor | . | 62 | OR | 120 | 27:11:38 | 100 | 03-Feb-07 | 2 | . | 200 |
| Tom Pelsor | . | 60 | OR | 82 | 28:12:17 | 100 | 05-Feb-05 | 2 | . | 200 |
| Eric Pence | . | 40 | CO | 43 | 22:39:40 | 100 | 03-Feb-07 | 1 | . | 100 |
| Michael Pentland | . | 45 | TX | 64 | 23:26:41 | 100 | 02-Feb-08 | 1 | . | 100 |
| Jean Perez | F | 46 | TX | 185 | 12:53:01 | 50 | 06-Feb-10 | 1 | 1 | 150 |
| Jean Perez | F | 45 | TX | 66 | 23:46:05 | 100 | 07-Feb-09 | 1 | 1 | 150 |
| Ron Perkins | . | 62 | CA | 20 | 11:32:32 | 50 | 02-Feb-02 | 1 | 1 | 150 |
| Ron Perkins | . | 57 | CA | 24 | 23:26:36 | 100 | 01-Feb-97 | 1 | 1 | 150 |
| Dale Perry | . | 52 | CO | 128 | 26:46:54 | 100 | 06-Feb-10 | 8 | . | 800 |
| Dale Perry | . | 51 | CO | 115 | 26:43:14 | 100 | 07-Feb-09 | 8 | . | 800 |
| Dale Perry | . | 50 | CO | 132 | 27:57:47 | 100 | 02-Feb-08 | 8 | . | 800 |
| Dale Perry | . | 48 | CO | 31 | 22:19:45 | 100 | 04-Feb-06 | 8 | . | 800 |
| Dale Perry | . | 47 | CO | 19 | 21:41:36 | 100 | 05-Feb-05 | 8 | . | 800 |
| Dale Perry | . | 45 | OK | 16 | 22:04:52 | 100 | 01-Feb-03 | 8 | . | 800 |
| Dale Perry | . | 44 | CO | 49 | 23:43:50 | 100 | 02-Feb-02 | 8 | . | 800 |
| Dale Perry | . | 43 | CO | 50 | 24:05:32 | 100 | 03-Feb-01 | 8 | . | 800 |
| Jim Perry | . | 57 | OK | 30 | 22:15:07 | 100 | 03-Feb-07 | 2 | . | 200 |
| Jim Perry | . | 56 | OK | 101 | 27:29:39 | 100 | 04-Feb-06 | 2 | . | 200 |
| Patrick Perry | . | 42 | MO | 92 | 25:22:54 | 100 | 03-Feb-07 | 1 | . | 100 |
| George Peterka | . | 48 | AR | 71 | 23:38:13 | 100 | 02-Feb-08 | 1 | . | 100 |
| Gerald Peters | . | 40 | TX | 163 | 12:19:25 | 50 | 06-Feb-10 | . | 1 | 50 |
| Brian Petersen | . | 25 | TX | 117 | 13:22:43 | 50 | 02-Feb-08 | . | 1 | 50 |
| Steve Petersen | . | 55 | OR | 97 | 24:28:09 | 100 | 06-Feb-10 | 1 | . | 100 |
| Alan Peterson | . | 50 | TX | 114 | 12:56:18 | 50 | 02-Feb-08 | . | 1 | 50 |
| Garth Peterson | . | 37 | Eng | 6 | 17:39:09 | 100 | 03-Feb-01 | 1 | . | 100 |
| Charley Peyton | . | 51 | AR | 27 | 27:10:00 | 100 | 05-Feb-94 | 1 | . | 100 |
| Lou Peyton | F | 52 | AR | 31 | 25:19:02 | 100 | 01-Feb-97 | 3 | . | 300 |
| Lou Peyton | F | 51 | AR | 22 | 24:53:01 | 100 | 03-Feb-96 | 3 | . | 300 |
| Lou Peyton | F | 49 | AR | 28 | 27:10:02 | 100 | 05-Feb-94 | 3 | . | 300 |
| Troy Pfeiferling | . | 47 | TX | 170 | 28:25:16 | 100 | 06-Feb-10 | 6 | . | 600 |
| Troy Pfeiferling | . | 45 | TX | 80 | 24:40:17 | 100 | 02-Feb-08 | 6 | . | 600 |
| Troy Pfeiferling | . | 44 | TX | 90 | 25:12:09 | 100 | 03-Feb-07 | 6 | . | 600 |
| Troy Pfeiferling | . | 43 | TX | 76 | 25:32:50 | 100 | 04-Feb-06 | 6 | . | 600 |
| Troy Pfeiferling | . | 42 | TX | 68 | 26:48:52 | 100 | 05-Feb-05 | 6 | . | 600 |
| Troy Pfeiferling | . | 41 | TX | 97 | 28:52:02 | 100 | 07-Feb-04 | 6 | . | 600 |
| Jim Philip | . | 42 | FL | 57 | 09:27:52 | 50 | 06-Feb-10 | . | 1 | 50 |
| Ted Philip | . | 44 | MA | 69 | 23:11:26 | 100 | 06-Feb-10 | 1 | . | 100 |
| Bud Phillips | . | 51 | CO | 15 | 21:05:17 | 100 | 06-Feb-99 | 1 | . | 100 |
| Ivory Phillips | . | 51 | CA | 58 | 15:16:28 | 50 | 05-Feb-05 | . | 1 | 50 |
| Jim Phillips | . | 49 | MS | 140 | 28:17:09 | 100 | 07-Feb-09 | 1 | . | 100 |
| Trent Phillips | . | 32 | IL | 52 | 22:54:45 | 100 | 03-Feb-07 | 1 | . | 100 |
| Chadwick Picklemeyer | . | 37 | IL | 96 | 11:34:43 | 50 | 07-Feb-09 | . | 1 | 50 |
| Kathy Pidcock | F | 52 | CO | 42 | 22:38:43 | 100 | 03-Feb-07 | 2 | . | 200 |
| Kathy Pidcock | F | 49 | CO | 16 | 20:18:35 | 100 | 07-Feb-04 | 2 | . | 200 |
| Christina Pierce | F | 27 | TX | 29 | 11:26:09 | 50 | 04-Feb-06 | . | 1 | 50 |
| Philip Pierce | . | 57 | ME | 48 | 25:34:50 | 100 | 06-Feb-99 | 1 | . | 100 |
| Kimberly Pilcher | F | 46 | TX | 205 | 29:13:17 | 100 | 06-Feb-10 | 5 | 1 | 550 |
| Kimberly Pilcher | F | 45 | TX | 47 | 23:07:16 | 100 | 07-Feb-09 | 5 | 1 | 550 |
| Kimberly Pilcher | F | 44 | TX | 60 | 23:19:51 | 100 | 02-Feb-08 | 5 | 1 | 550 |
| Kimberly Pilcher | F | 43 | TX | 87 | 24:59:55 | 100 | 03-Feb-07 | 5 | 1 | 550 |
| Kimberly Pilcher | F | 42 | TX | 82 | 25:52:46 | 100 | 04-Feb-06 | 5 | 1 | 550 |
| Kimberly Pilcher | F | 41 | TX | 20 | 09:23:54 | 50 | 05-Feb-05 | 5 | 1 | 550 |
| Misty Pilgrim | F | 43 | NM | 171 | 18:39:54 | 50 | 07-Feb-09 | . | 1 | 50 |
| Dharam Paul Piplani | . | 61 | AZ | 152 | 28:52:07 | 100 | 07-Feb-09 | 3 | . | 300 |
| Dharam Paul Piplani | . | 59 | AZ | 161 | 29:26:03 | 100 | 03-Feb-07 | 3 | . | 300 |
| Dharam Paul Piplani | . | 56 | AZ | 104 | 29:30:29 | 100 | 07-Feb-04 | 3 | . | 300 |
| Grep Pirki | . | 32 | HI | 40 | 22:50:47 | 100 | 05-Feb-00 | 1 | . | 100 |
| Don Platt | . | 40 | CO | 28 | 27:54:42 | 100 | 04-Feb-95 | 1 | . | 100 |
| Ted Plautz | . | 52 | CA | 91 | 25:32:40 | 100 | 07-Feb-09 | 1 | . | 100 |
| David Ploskonka | . | 27 | MD | 9 | 18:54:33 | 100 | 07-Feb-09 | 1 | . | 100 |
| Mark Plucinski | . | 55 | MO | 10 | 07:31:17 | 50 | 06-Feb-10 | . | 1 | 50 |
| Fred Pollard | . | 66 | CA | 88 | 26:24:10 | 100 | 04-Feb-06 | 1 | . | 100 |
| Steve Pollock | . | 42 | CO | 8 | 18:55:01 | 100 | 01-Feb-03 | 1 | . | 100 |
| Paul Pomeroy | . | 43 | CO | 14 | 20:19:58 | 100 | 05-Feb-05 | 2 | . | 200 |
| Paul Pomeroy | . | 40 | CO | 9 | 17:21:20 | 100 | 02-Feb-02 | 2 | . | 200 |
| Michael Poole | . | 28 | TN | 33 | 21:38:27 | 100 | 07-Feb-09 | 1 | . | 100 |
| Rolly Portelance | . | 67 | Canada | 125 | 26:43:39 | 100 | 06-Feb-10 | 14 | . | 1400 |
| Rolly Portelance | . | 66 | Canada | 101 | 25:53:54 | 100 | 07-Feb-09 | 14 | . | 1400 |
| Rolly Portelance | . | 65 | Canada | 102 | 26:09:11 | 100 | 02-Feb-08 | 14 | . | 1400 |
| Rolly Portelance | . | 64 | Canada | 101 | 26:05:55 | 100 | 03-Feb-07 | 14 | . | 1400 |
| Rolly Portelance | . | 63 | Canada | 80 | 25:52:10 | 100 | 04-Feb-06 | 14 | . | 1400 |
| Rolly Portelance | . | 62 | Canada | 58 | 26:05:22 | 100 | 05-Feb-05 | 14 | . | 1400 |
| Rolly Portelance | . | 62 | Canada | 42 | 23:09:00 | 100 | 07-Feb-04 | 14 | . | 1400 |
| Rolly Portelance | . | 60 | Canada | 26 | 23:35:45 | 100 | 01-Feb-03 | 14 | . | 1400 |
| Rolly Portelance | . | 59 | Canada | 61 | 25:46:47 | 100 | 02-Feb-02 | 14 | . | 1400 |
| Rolly Portelance | . | 58 | Canada | 40 | 22:58:52 | 100 | 03-Feb-01 | 14 | . | 1400 |
| Rolly Portelance | . | 57 | Canada | 50 | 23:55:05 | 100 | 05-Feb-00 | 14 | . | 1400 |
| Rolly Portelance | . | 56 | Canada | 52 | 25:55:45 | 100 | 06-Feb-99 | 14 | . | 1400 |
| Rolly Portelance | . | 55 | Canada | 23 | 21:10:20 | 100 | 07-Feb-98 | 14 | . | 1400 |
| Rolly Portelance | . | 51 | Canada | 14 | 22:23:40 | 100 | 05-Feb-94 | 14 | . | 1400 |
| Stanton Porter | . | 30 | TX | 66 | 09:39:53 | 50 | 06-Feb-10 | . | 1 | 50 |
| Anthony Portera | . | 37 | NY | 53 | 23:24:29 | 100 | 07-Feb-09 | 1 | . | 100 |
| Anthony Portera | . | 36 | NY | 40 | 10:02:29 | 50 | 02-Feb-08 | . | 1 | 50 |
| Kenneth Posner | . | 45 | NY | 83 | 25:08:44 | 100 | 07-Feb-09 | 1 | 1 | 150 |
| Kenneth Posner | . | 44 | NY | 43 | 10:04:02 | 50 | 02-Feb-08 | 1 | 1 | 150 |
| Troy Potter | . | 46 | TX | 32 | 08:49:37 | 50 | 06-Feb-10 | . | 1 | 50 |
| Christophe Pourre | . | 34 | TX | 231 | 15:05:49 | 50 | 06-Feb-10 | . | 1 | 50 |
| Buddy Powell | . | 31 | CA | 20 | 22:54:22 | 100 | 01-Feb-03 | 1 | . | 100 |
| Paul Powell | . | 44 | FL | 73 | 23:18:37 | 100 | 06-Feb-10 | 1 | . | 100 |
| Rob Powell | . | 37 | OH | 85 | 25:08:51 | 100 | 02-Feb-08 | 1 | . | 100 |
| Michael Power | . | 30 | TX | 90 | 11:50:22 | 50 | 02-Feb-08 | . | 1 | 50 |
| John Powers | . | 46 | TX | 98 | 24:35:38 | 100 | 06-Feb-10 | 4 | . | 400 |
| John Powers | . | 45 | TX | 85 | 25:09:51 | 100 | 07-Feb-09 | 4 | . | 400 |
| John Powers | . | 44 | TX | 83 | 24:54:42 | 100 | 02-Feb-08 | 4 | . | 400 |
| John Powers | . | 43 | TX | 113 | 26:54:40 | 100 | 03-Feb-07 | 4 | . | 400 |
| Mary Ann Powers | F | 36 | TX | 159 | 11:53:24 | 50 | 06-Feb-10 | . | 1 | 50 |
| Walt Prescott | . | 54 | GA | 113 | 26:48:03 | 100 | 02-Feb-08 | 2 | 1 | 250 |
| Walt Prescott | . | 51 | GA | 30 | 10:25:38 | 50 | 05-Feb-05 | 2 | 1 | 250 |
| Walt Prescott | . | 50 | NH | 54 | 23:51:24 | 100 | 07-Feb-04 | 2 | 1 | 250 |
| Pete Preston | . | 56 | CT | 121 | 27:20:30 | 100 | 02-Feb-08 | 1 | . | 100 |
| John A Price | . | 53 | VA | 87 | 25:17:14 | 100 | 02-Feb-08 | 2 | . | 200 |
| John A Price | . | 52 | VA | 111 | 26:47:11 | 100 | 03-Feb-07 | 2 | . | 200 |
| Mike Price | . | 51 | UT | 23 | 19:56:50 | 100 | 02-Feb-02 | 3 | . | 300 |
| Mike Price | . | 50 | UT | 38 | 22:22:15 | 100 | 03-Feb-01 | 3 | . | 300 |
| Mike Price | . | 49 | UT | 22 | 20:45:50 | 100 | 05-Feb-00 | 3 | . | 300 |
| Kenn Priddy | . | 36 | IL | 51 | 29:32:25 | 100 | 01-Feb-97 | 1 | . | 100 |
| Michael Priddy | . | 28 | VA | 11 | 08:32:21 | 50 | 07-Feb-04 | . | 1 | 50 |
| Frank Probst | . | 62 | VA | 10 | 19:50:57 | 100 | 04-Feb-06 | 7 | . | 700 |
| Frank Probst | . | 61 | VA | 18 | 21:34:35 | 100 | 05-Feb-05 | 7 | . | 700 |
| Frank Probst | . | 58 | VA | 13 | 18:25:44 | 100 | 02-Feb-02 | 7 | . | 700 |
| Frank Probst | . | 58 | VA | 16 | 19:28:50 | 100 | 03-Feb-01 | 7 | . | 700 |
| Frank Probst | . | 56 | VA | 9 | 18:30:58 | 100 | 05-Feb-00 | 7 | . | 700 |
| Frank Probst | . | 54 | VA | 4 | 17:51:40 | 100 | 07-Feb-98 | 7 | . | 700 |
| Frank Probst | . | 53 | VA | 3 | 18:13:14 | 100 | 01-Feb-97 | 7 | . | 700 |
| John Prohira | . | 52 | NY | 106 | 26:28:01 | 100 | 03-Feb-07 | 2 | . | 200 |
| John Prohira | . | 47 | NY | 47 | 23:40:45 | 100 | 02-Feb-02 | 2 | . | 200 |
| Joe Prusaitis | . | 47 | TX | 20 | 19:33:36 | 100 | 02-Feb-02 | 4 | . | 400 |
| Joe Prusaitis | . | 46 | TX | 31 | 21:20:25 | 100 | 03-Feb-01 | 4 | . | 400 |
| Joe Prusaitis | . | 45 | TX | 27 | 21:39:03 | 100 | 05-Feb-00 | 4 | . | 400 |
| Joe Prusaitis | . | 44 | TX | 37 | 23:51:58 | 100 | 06-Feb-99 | 4 | . | 400 |
| Patrick Puckett | . | 40 | IN | 9 | 19:11:13 | 100 | 01-Feb-03 | 1 | . | 100 |
| Dalton Pulsipher | . | 27 | TX | 99 | 29:55:07 | 100 | 05-Feb-05 | 9 | . | 900 |
| Dalton Pulsipher | . | 26 | TX | 111 | 31:28:40 | 100 | 07-Feb-04 | 9 | . | 900 |
| Dalton Pulsipher | . | 25 | TX | 66 | 28:44:50 | 100 | 01-Feb-03 | 9 | . | 900 |
| Dalton Pulsipher | . | 24 | TX | 85 | 28:46:12 | 100 | 02-Feb-02 | 9 | . | 900 |
| Dalton Pulsipher | . | 23 | TX | 80 | 27:18:35 | 100 | 03-Feb-01 | 9 | . | 900 |
| Dalton Pulsipher | . | 22 | TX | 82 | 28:35:22 | 100 | 05-Feb-00 | 9 | . | 900 |
| Dalton Pulsipher | . | 21 | TX | 57 | 26:23:22 | 100 | 06-Feb-99 | 9 | . | 900 |
| Dalton Pulsipher | . | 20 | TX | 75 | 28:45:00 | 100 | 07-Feb-98 | 9 | . | 900 |
| Dalton Pulsipher | . | 19 | TX | 40 | 27:47:00 | 100 | 01-Feb-97 | 9 | . | 900 |
| Linda Pulver | F | 47 | MI | 70 | 23:37:15 | 100 | 02-Feb-08 | 1 | . | 100 |
| Bruce Purdy | . | 53 | MI | 172 | 12:28:50 | 50 | 06-Feb-10 | . | 1 | 50 |
| Phil Purdy | . | 40 | CO | 49 | 09:55:34 | 50 | 07-Feb-09 | . | 1 | 50 |
| Derek Purvis | . | 36 | TX | 68 | 10:45:59 | 50 | 07-Feb-09 | . | 1 | 50 |
| Anong Pustow | F | 38 | KY | 32 | 21:20:20 | 100 | 02-Feb-02 | 2 | . | 200 |
| Anong Pustow | F | 36 | KY | 8 | 19:16:24 | 100 | 06-Feb-99 | 2 | . | 200 |
| Bill Pustow | . | 53 | KY | 12 | 10:30:20 | 50 | 02-Feb-02 | . | 1 | 50 |
| Michelle Putze | F | 47 | TX | 193 | 13:23:52 | 50 | 06-Feb-10 | . | 1 | 50 |
| Jason Quinlan | . | 28 | TX | 105 | 29:32:32 | 100 | 07-Feb-04 | 1 | . | 100 |
| Brad Quinn | . | 36 | TX | 35 | 22:22:57 | 100 | 07-Feb-09 | 1 | 1 | 150 |
| Brad Quinn | . | 32 | TX | 3 | 07:57:22 | 50 | 04-Feb-06 | 1 | 1 | 150 |
| Michael Quinn | . | 39 | TX | 112 | 32:53:06 | 100 | 07-Feb-04 | 3 | . | 300 |
| Michael Quinn | . | 37 | TX | 76 | 27:48:50 | 100 | 02-Feb-02 | 3 | . | 300 |
| Michael Quinn | . | 36 | TX | 84 | 27:22:24 | 100 | 03-Feb-01 | 3 | . | 300 |
| John JR Radich | . | 51 | CA | 59 | 23:55:24 | 100 | 04-Feb-06 | 1 | . | 100 |
| Johnny Rainey | . | 36 | NM | 20 | 20:40:56 | 100 | 07-Feb-98 | 1 | . | 100 |
| Steve Raley | . | 49 | TX | 45 | 23:39:40 | 100 | 02-Feb-02 | 1 | . | 100 |
| Andy Ralph | . | 42 | TX | 81 | 25:02:31 | 100 | 07-Feb-09 | 2 | 1 | 250 |
| Andy Ralph | . | 40 | TX | 57 | 23:11:42 | 100 | 03-Feb-07 | 2 | 1 | 250 |
| Andy Ralph | . | 39 | TX | 20 | 10:13:02 | 50 | 04-Feb-06 | 2 | 1 | 250 |
| Andi Ramer | F | 36 | CA | 158 | 28:05:56 | 100 | 06-Feb-10 | 1 | . | 100 |
| Maryann Ramirez | F | 47 | TX | 162 | 15:44:15 | 50 | 07-Feb-09 | . | 1 | 50 |
| Rico Ramirez | . | 56 | CA | 27 | 20:46:42 | 100 | 03-Feb-01 | 1 | . | 100 |
| Christopher Rampacek | . | 56 | TX | 128 | 27:39:48 | 100 | 02-Feb-08 | 4 | . | 400 |
| Christopher Rampacek | . | 54 | TX | 123 | 28:52:20 | 100 | 04-Feb-06 | 4 | . | 400 |
| Christopher Rampacek | . | 53 | TX | 76 | 27:34:00 | 100 | 05-Feb-05 | 4 | . | 400 |
| Christopher Rampacek | . | 49 | TX | 54 | 24:43:55 | 100 | 03-Feb-01 | 4 | . | 400 |
| William Ramsey | . | 43 | CA | 4 | 18:34:15 | 100 | 01-Feb-97 | 1 | . | 100 |
| Johnny Raney | . | 39 | VA | 21 | 19:46:05 | 100 | 03-Feb-01 | 1 | . | 100 |
| Laura Range | F | 44 | MO | 169 | 28:25:13 | 100 | 06-Feb-10 | 1 | . | 100 |
| Angie Ransom | F | 43 | AR | 19 | 23:02:53 | 100 | 01-Feb-97 | 1 | . | 100 |
| Mary Jo Rapini | F | 39 | . | 72 | 28:08:35 | 100 | 07-Feb-98 | 1 | . | 100 |
| James Rapp | . | 48 | NV | 78 | 25:41:16 | 100 | 04-Feb-06 | 1 | . | 100 |
| Peter Raybourn | . | 48 | TX | 248 | 22:35:01 | 50 | 06-Feb-10 | . | 5 | 250 |
| Peter Raybourn | . | 46 | TX | 142 | 21:34:29 | 50 | 02-Feb-08 | . | 5 | 250 |
| Peter Raybourn | . | 45 | TX | 102 | 21:19:51 | 50 | 03-Feb-07 | . | 5 | 250 |
| Peter Raybourn | . | 44 | TX | 55 | 20:42:57 | 50 | 04-Feb-06 | . | 5 | 250 |
| Peter Raybourn | . | 42 | TX | 55 | 17:15:42 | 50 | 07-Feb-04 | . | 5 | 250 |
| Bob Rayburn | . | 50 | CO | 97 | 27:19:07 | 100 | 04-Feb-06 | 4 | . | 400 |
| Bob Rayburn | . | 45 | CO | 62 | 25:57:46 | 100 | 03-Feb-01 | 4 | . | 400 |
| Bob Rayburn | . | 45 | NM | 83 | 28:37:30 | 100 | 05-Feb-00 | 4 | . | 400 |
| Bob Rayburn | . | 42 | CO | 64 | 27:22:40 | 100 | 07-Feb-98 | 4 | . | 400 |
| Robert Rayburn | . | 17 | CO | 45 | 23:33:20 | 100 | 03-Feb-01 | 2 | . | 200 |
| Robert Rayburn | . | 16 | NM | 84 | 28:37:30 | 100 | 05-Feb-00 | 2 | . | 200 |
| Kristine Raymond | F | 54 | Canada | 108 | 10:50:13 | 50 | 06-Feb-10 | . | 1 | 50 |
| Mark Raymond | . | 43 | TX | 122 | 28:46:15 | 100 | 04-Feb-06 | 1 | . | 100 |
| Paul Raymond | . | 55 | Canada | 121 | 26:35:31 | 100 | 06-Feb-10 | 1 | . | 100 |
| Mike Read | . | 48 | TX | 143 | 11:34:15 | 50 | 06-Feb-10 | . | 1 | 50 |
| Andrew Readinger | . | 26 | TX | 74 | 23:18:38 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| Andrew Readinger | . | 25 | TX | 39 | 09:32:14 | 50 | 07-Feb-09 | 1 | 1 | 150 |
| Robert Reedy | . | 57 | NM | 61 | 25:09:55 | 100 | 05-Feb-00 | 1 | . | 100 |
| Matt Rees | . | 28 | MO | 40 | 22:41:22 | 100 | 07-Feb-09 | 1 | . | 100 |
| Tony Reeves | . | 35 | TX | 103 | 31:51:20 | 100 | 05-Feb-05 | 1 | . | 100 |
| Marty Regan | . | 47 | LA | 117 | 10:57:03 | 50 | 06-Feb-10 | . | 1 | 50 |
| Melissa Rehl | F | 33 | TX | 29 | 10:19:40 | 50 | 05-Feb-05 | . | 1 | 50 |
| Maria Reija | F | 38 | . | 26 | 27:55:43 | 100 | 01-Feb-93 | 1 | . | 100 |
| Axel Reissnecker | . | 56 | TX | 216 | 29:46:30 | 100 | 06-Feb-10 | 6 | . | 600 |
| Axel Reissnecker | . | 55 | TX | 130 | 27:44:20 | 100 | 07-Feb-09 | 6 | . | 600 |
| Axel Reissnecker | . | 54 | TX | 72 | 23:40:20 | 100 | 02-Feb-08 | 6 | . | 600 |
| Axel Reissnecker | . | 53 | TX | 94 | 25:29:07 | 100 | 03-Feb-07 | 6 | . | 600 |
| Axel Reissnecker | . | 52 | TX | 58 | 23:52:47 | 100 | 04-Feb-06 | 6 | . | 600 |
| Axel Reissnecker | . | 51 | TX | 59 | 26:09:38 | 100 | 05-Feb-05 | 6 | . | 600 |
| Robert Revels | . | 31 | TX | 192 | 28:50:23 | 100 | 06-Feb-10 | 1 | . | 100 |
| Carlos Reyes | . | 54 | Guatemala | 151 | 27:49:39 | 100 | 06-Feb-10 | 1 | 4 | 300 |
| Carlos Reyes | . | 53 | TX | 109 | 12:14:31 | 50 | 07-Feb-09 | 1 | 4 | 300 |
| Carlos Reyes | . | 52 | TX | 96 | 11:58:31 | 50 | 02-Feb-08 | 1 | 4 | 300 |
| Carlos Reyes | . | 51 | TX | 52 | 11:32:27 | 50 | 03-Feb-07 | 1 | 4 | 300 |
| Carlos Reyes | . | 50 | TX | 32 | 11:38:35 | 50 | 04-Feb-06 | 1 | 4 | 300 |
| Roberto Reyes | . | 40 | TX | 97 | 10:41:15 | 50 | 06-Feb-10 | . | 3 | 150 |
| Roberto Reyes | . | 38 | TX | 68 | 10:54:06 | 50 | 02-Feb-08 | . | 3 | 150 |
| Roberto Reyes | . | 37 | TX | 23 | 09:31:49 | 50 | 03-Feb-07 | . | 3 | 150 |
| Edith Reyns | F | 49 | IL | 66 | 25:17:45 | 100 | 07-Feb-04 | 1 | . | 100 |
| Matt Reznik | . | 35 | IL | 54 | 11:41:24 | 50 | 03-Feb-07 | . | 1 | 50 |
| Donald Rice | . | 35 | TX | 65 | 10:37:52 | 50 | 07-Feb-09 | 1 | 1 | 150 |
| Donald Rice | . | 34 | TX | 135 | 28:05:12 | 100 | 02-Feb-08 | 1 | 1 | 150 |
| Phil Rice | . | 45 | VA | 113 | 26:20:13 | 100 | 06-Feb-10 | 1 | . | 100 |
| Jim Richard | . | 43 | TX | 37 | 12:08:37 | 50 | 04-Feb-06 | . | 2 | 100 |
| Jim Richard | . | 41 | TX | 40 | 11:51:56 | 50 | 07-Feb-04 | . | 2 | 100 |
| Steven Richard | . | 25 | TX | 3 | 16:15:28 | 100 | 02-Feb-08 | 2 | . | 200 |
| Steven Richard | . | 24 | TX | 78 | 23:50:52 | 100 | 03-Feb-07 | 2 | . | 200 |
| David Richards | . | 51 | TX | 53 | 27:31:48 | 100 | 01-Feb-03 | 6 | . | 600 |
| David Richards | . | 50 | TX | 79 | 28:21:11 | 100 | 02-Feb-02 | 6 | . | 600 |
| David Richards | . | 49 | TX | 58 | 25:42:55 | 100 | 03-Feb-01 | 6 | . | 600 |
| David Richards | . | 47 | TX | 44 | 25:19:21 | 100 | 06-Feb-99 | 6 | . | 600 |
| David Richards | . | 46 | TX | 56 | 26:12:14 | 100 | 07-Feb-98 | 6 | . | 600 |
| David Richards | . | 43 | TX | 27 | 26:35:39 | 100 | 03-Feb-96 | 6 | . | 600 |
| Herman Richards | . | 52 | NJ | 13 | 18:09:10 | 100 | 04-Feb-06 | 1 | . | 100 |
| Jean Richards | F | 52 | NJ | 106 | 27:56:33 | 100 | 04-Feb-06 | 1 | . | 100 |
| Mark Richards | . | 35 | TX | 32 | 21:35:13 | 100 | 07-Feb-09 | 1 | 1 | 150 |
| Mark Richards | . | 34 | TX | 27 | 09:24:01 | 50 | 02-Feb-08 | 1 | 1 | 150 |
| Norman Richardson | . | 49 | MA | 23 | 22:01:45 | 100 | 05-Feb-05 | 1 | . | 100 |
| Jerry Riddick | . | 55 | AZ | 20 | 21:19:25 | 100 | 03-Feb-07 | 1 | . | 100 |
| Jeff Riddle | . | 45 | IL | 109 | 29:49:23 | 100 | 07-Feb-04 | 1 | . | 100 |
| Karen Riddle | F | 52 | TX | 50 | 13:42:17 | 50 | 05-Feb-05 | . | 1 | 50 |
| Edie Riedel | F | 39 | LA | 154 | 11:48:08 | 50 | 06-Feb-10 | . | 1 | 50 |
| Mike Riggs | . | 40 | TX | 57 | 25:34:15 | 100 | 03-Feb-01 | 2 | . | 200 |
| Mike Riggs | . | 39 | TX | 90 | 29:30:00 | 100 | 05-Feb-00 | 2 | . | 200 |
| Larry Rigsby | . | 47 | AL | 28 | 23:26:02 | 100 | 06-Feb-99 | 1 | . | 100 |
| Rocky Rikoon | . | 52 | NC | 128 | 27:42:39 | 100 | 03-Feb-07 | 1 | . | 100 |
| Andrea Risi | F | 36 | FL | 76 | 10:55:00 | 50 | 07-Feb-09 | . | 1 | 50 |
| Gary Ritchie | . | 53 | . | 4 | 19:08:20 | 100 | 05-Feb-94 | 1 | . | 100 |
| John Ritter | . | 50 | TX | 51 | 23:46:05 | 100 | 04-Feb-06 | 1 | . | 100 |
| Levi Rizk | . | 26 | NV | 208 | 29:21:14 | 100 | 06-Feb-10 | 1 | . | 100 |
| Stan Roady | . | 42 | TX | 18 | 09:13:27 | 50 | 05-Feb-05 | . | 1 | 50 |
| Jay Roberts | . | 38 | OK | 7 | 07:50:04 | 50 | 07-Feb-04 | . | 1 | 50 |
| Seth Roberts | . | 50 | MA | 22 | 19:51:00 | 100 | 02-Feb-02 | 1 | . | 100 |
| Bill Robertson | . | 52 | TX | 24 | 20:03:53 | 100 | 02-Feb-02 | 3 | . | 300 |
| Bill Robertson | . | 49 | TX | 39 | 24:39:34 | 100 | 06-Feb-99 | 3 | . | 300 |
| Bill Robertson | . | 48 | TX | 36 | 22:50:00 | 100 | 07-Feb-98 | 3 | . | 300 |
| Craig Robertson | . | 43 | TX | 7 | 18:03:46 | 100 | 07-Feb-04 | 1 | 1 | 150 |
| Craig Robertson | . | 41 | TX | 3 | 07:44:25 | 50 | 02-Feb-02 | 1 | 1 | 150 |
| David Robinson | . | 34 | CA | 3 | 17:10:53 | 100 | 03-Feb-96 | 1 | . | 100 |
| Eric Robinson | . | 27 | CA | 9 | 21:31:54 | 100 | 03-Feb-96 | 1 | . | 100 |
| Gillian Robinson | F | 34 | CA | 77 | 27:05:05 | 100 | 03-Feb-01 | 1 | . | 100 |
| Peyton Robinson | . | 41 | VA | 67 | 26:09:40 | 100 | 03-Feb-01 | 5 | . | 500 |
| Peyton Robinson | . | 40 | VA | 45 | 23:17:27 | 100 | 05-Feb-00 | 5 | . | 500 |
| Peyton Robinson | . | 39 | VA | 36 | 23:44:35 | 100 | 06-Feb-99 | 5 | . | 500 |
| Peyton Robinson | . | 38 | KS | 49 | 24:55:00 | 100 | 07-Feb-98 | 5 | . | 500 |
| Peyton Robinson | . | 37 | KS | 42 | 27:55:58 | 100 | 01-Feb-97 | 5 | . | 500 |
| Sergio Robles Trevino | . | 33 | Mexico | 67 | 23:47:26 | 100 | 07-Feb-09 | 1 | . | 100 |
| Joseph Roche | . | 53 | OH | 154 | 27:53:36 | 100 | 06-Feb-10 | 1 | . | 100 |
| Rick Rochelle | . | 39 | WY | 51 | 23:37:55 | 100 | 07-Feb-04 | 1 | . | 100 |
| Shannon Rochelle | F | 45 | WY | 99 | 24:48:19 | 100 | 06-Feb-10 | 2 | . | 200 |
| Shannon Rochelle | F | 38 | WY | 14 | 21:05:00 | 100 | 01-Feb-03 | 2 | . | 200 |
| Chris Rodatz | . | 52 | FL | 47 | 24:44:44 | 100 | 07-Feb-98 | 1 | . | 100 |
| Louise Rogan | F | 31 | United Kingdom | 129 | 27:37:59 | 100 | 07-Feb-09 | 1 | . | 100 |
| Dwain Rollerson | . | . | TX | 206 | 13:59:48 | 50 | 06-Feb-10 | . | 1 | 50 |
| Mickey Rollins | . | 49 | TX | 22 | 26:26:09 | 100 | 05-Feb-94 | 1 | . | 100 |
| Jerry Roninger | . | 62 | CA | 131 | 27:49:23 | 100 | 02-Feb-08 | 1 | . | 100 |
| Shan Rooney | F | 31 | TX | 78 | 26:12:19 | 100 | 07-Feb-04 | 1 | . | 100 |
| Todd Roper | . | 30 | TX | 17 | 09:46:51 | 50 | 07-Feb-04 | . | 1 | 50 |
| Gregg Rose | . | 45 | IL | 108 | 29:49:23 | 100 | 07-Feb-04 | 1 | . | 100 |
| Steven Rose | . | 37 | MI | 83 | 23:33:02 | 100 | 06-Feb-10 | 1 | . | 100 |
| Phil Rosenstein | . | 36 | WI | 147 | 28:41:46 | 100 | 03-Feb-07 | 2 | . | 200 |
| Phil Rosenstein | . | 35 | WI | 98 | 27:21:55 | 100 | 04-Feb-06 | 2 | . | 200 |
| Mike Rouse | . | 43 | TX | 4 | 17:28:10 | 100 | 03-Feb-96 | 3 | . | 300 |
| Mike Rouse | . | 41 | . | 6 | 19:34:04 | 100 | 05-Feb-94 | 3 | . | 300 |
| Mike Rouse | . | 40 | . | 11 | 21:44:00 | 100 | 01-Feb-93 | 3 | . | 300 |
| Crazy Ray Rowehl | . | 54 | TX | 222 | 14:47:45 | 50 | 06-Feb-10 | . | 1 | 50 |
| Judy Rowland | F | 47 | FL | 128 | 27:32:15 | 100 | 07-Feb-09 | 1 | . | 100 |
| Max Roycroft | . | 36 | TX | 36 | 21:53:06 | 100 | 03-Feb-01 | 1 | . | 100 |
| Dmitry Rozinsky | . | 34 | TX | 152 | 27:50:24 | 100 | 06-Feb-10 | 3 | . | 300 |
| Dmitry Rozinsky | . | 32 | TX | 107 | 26:24:05 | 100 | 02-Feb-08 | 3 | . | 300 |
| Dmitry Rozinsky | . | 30 | TX | 104 | 27:38:24 | 100 | 04-Feb-06 | 3 | . | 300 |
| Delbert Ruckles | . | 55 | OH | 94 | 29:35:00 | 100 | 03-Feb-01 | 1 | . | 100 |
| R. Don Ruggles | . | 63 | TX | 164 | 29:31:51 | 100 | 02-Feb-08 | 1 | . | 100 |
| Bill Rumbaugh | . | 62 | TX | 114 | 26:49:21 | 100 | 02-Feb-08 | 1 | . | 100 |
| Patrick Russell | . | 30 | MN | 1 | 06:01:07 | 50 | 03-Feb-07 | . | 1 | 50 |
| Linda Rust | F | 44 | TX | 93 | 28:18:18 | 100 | 07-Feb-04 | 1 | . | 100 |
| Kellv Rvan | F | 24 | . | 16 | 23:10:18 | 100 | 05-Feb-94 | 1 | . | 100 |
| Don Ryan | . | 57 | MO | 97 | 25:41:20 | 100 | 03-Feb-07 | 4 | . | 400 |
| Don Ryan | . | 56 | MO | 52 | 23:47:27 | 100 | 04-Feb-06 | 4 | . | 400 |
| Don Ryan | . | 56 | MO | 22 | 22:00:16 | 100 | 05-Feb-05 | 4 | . | 400 |
| Don Ryan | . | 54 | MO | 36 | 22:50:59 | 100 | 07-Feb-04 | 4 | . | 400 |
| Michael Ryan | . | 32 | NY | 108 | 26:06:35 | 100 | 06-Feb-10 | 1 | . | 100 |
| Jan Ryerse | . | 63 | MO | 139 | 28:16:47 | 100 | 07-Feb-09 | 6 | . | 600 |
| Jan Ryerse | . | 60 | MO | 69 | 24:51:42 | 100 | 04-Feb-06 | 6 | . | 600 |
| Jan Ryerse | . | 59 | MO | 64 | 26:27:15 | 100 | 05-Feb-05 | 6 | . | 600 |
| Jan Ryerse | . | 55 | MO | 43 | 23:17:18 | 100 | 03-Feb-01 | 6 | . | 600 |
| Jan Ryerse | . | 54 | MO | 56 | 24:46:35 | 100 | 05-Feb-00 | 6 | . | 600 |
| Jan Ryerse | . | 53 | MO | 21 | 22:44:30 | 100 | 06-Feb-99 | 6 | . | 600 |
| Richard Ryznar | . | 52 | TX | 40 | 12:06:13 | 50 | 05-Feb-05 | . | 1 | 50 |
| Jose Pablo Salazar | . | 41 | Guatemala | 79 | 23:21:59 | 100 | 06-Feb-10 | 1 | . | 100 |
| Liz Sampson | F | 44 | TX | 98 | 16:16:03 | 50 | 03-Feb-07 | . | 1 | 50 |
| Lori Sampson | F | 41 | OH | 90 | 26:29:45 | 100 | 04-Feb-06 | 1 | . | 100 |
| Mike Sampson | . | 50 | TX | 99 | 16:16:03 | 50 | 03-Feb-07 | . | 1 | 50 |
| Shane Sampson | . | 42 | OH | 14 | 19:15:20 | 100 | 04-Feb-06 | 3 | . | 300 |
| Shane Sampson | . | 41 | OH | 21 | 21:55:54 | 100 | 05-Feb-05 | 3 | . | 300 |
| Shane Sampson | . | 40 | OH | 45 | 23:23:32 | 100 | 07-Feb-04 | 3 | . | 300 |
| Mike Samuelson | . | 43 | TN | 44 | 22:56:48 | 100 | 07-Feb-09 | 1 | . | 100 |
| Joselito San Gabriel | . | 41 | CA | 127 | 26:46:22 | 100 | 06-Feb-10 | 1 | . | 100 |
| Dorsh Sanders | . | 60 | CA | 50 | 26:53:22 | 100 | 01-Feb-03 | 2 | . | 200 |
| Dorsh Sanders | . | 59 | CA | 58 | 25:13:25 | 100 | 02-Feb-02 | 2 | . | 200 |
| Mike Sandlin | . | 28 | TX | 3 | 16:14:45 | 100 | 01-Feb-93 | 1 | . | 100 |
| Stan Sanford | . | 51 | LA | 27 | 08:32:56 | 50 | 06-Feb-10 | . | 1 | 50 |
| Jason Sarver | . | 31 | TX | 70 | 09:44:32 | 50 | 06-Feb-10 | . | 1 | 50 |
| Carol Sauceda | F | 46 | CO | 92 | 29:04:22 | 100 | 03-Feb-01 | 1 | . | 100 |
| Randy Saxon | . | 46 | MS | 55 | 23:06:40 | 100 | 03-Feb-07 | 2 | . | 200 |
| Randy Saxon | . | 49 | MS | 148 | 27:49:07 | 100 | 06-Feb-10 | 2 | . | 200 |
| Kevin Sayers | . | 45 | MD | 15 | 20:29:38 | 100 | 05-Feb-05 | 3 | . | 300 |
| Kevin Sayers | . | 42 | MD | 19 | 19:33:36 | 100 | 02-Feb-02 | 3 | . | 300 |
| Kevin Sayers | . | 41 | MD | 23 | 19:52:40 | 100 | 03-Feb-01 | 3 | . | 300 |
| Michael Scandrett | . | 50 | MN | 3 | 07:36:37 | 50 | 05-Feb-05 | . | 2 | 100 |
| Michael Scandrett | . | 49 | MN | 9 | 07:59:51 | 50 | 07-Feb-04 | . | 2 | 100 |
| Ray Scannell | . | 43 | . | 2 | 15:54:55 | 100 | 01-Feb-93 | 1 | . | 100 |
| Gary Schancer | . | 54 | NM | 25 | 09:42:24 | 50 | 03-Feb-07 | . | 1 | 50 |
| John Schaphorst | . | 45 | WA | 103 | 10:47:01 | 50 | 06-Feb-10 | . | 1 | 50 |
| Lisa Schlange | F | 49 | MT | 104 | 12:01:33 | 50 | 07-Feb-09 | . | 1 | 50 |
| Bill Schmidt | . | ? | TX | 9 | 09:29:47 | 50 | 01-Feb-03 | . | 1 | 50 |
| Carol Schmidt | F | 48 | TX | 21 | 08:51:25 | 50 | 02-Feb-08 | 1 | 5 | 350 |
| Carol Schmidt | F | 47 | TX | 18 | 09:11:20 | 50 | 03-Feb-07 | 1 | 5 | 350 |
| Carol Schmidt | F | 45 | TX | 16 | 08:57:26 | 50 | 05-Feb-05 | 1 | 5 | 350 |
| Carol Schmidt | F | 44 | TX | 88 | 27:21:44 | 100 | 07-Feb-04 | 1 | 5 | 350 |
| Carol Schmidt | F | 43 | TX | 6 | 09:17:19 | 50 | 01-Feb-03 | 1 | 5 | 350 |
| Carol Schmidt | F | 42 | TX | 8 | 10:05:05 | 50 | 02-Feb-02 | 1 | 5 | 350 |
| Daniel Schmidt | . | 50 | CO | 6 | 07:24:52 | 50 | 07-Feb-09 | . | 1 | 50 |
| Lee Schmidt | . | 54 | . | 17 | 23:15:30 | 100 | 05-Feb-94 | 1 | . | 100 |
| Paul Schmidt | . | 53 | CA | 17 | 09:05:58 | 50 | 05-Feb-05 | 3 | 1 | 350 |
| Paul Schmidt | . | 52 | CA | 24 | 20:51:00 | 100 | 07-Feb-04 | 3 | 1 | 350 |
| Paul Schmidt | . | 50 | CA | 21 | 19:33:36 | 100 | 02-Feb-02 | 3 | 1 | 350 |
| Paul Schmidt | . | 49 | CA | 11 | 18:42:47 | 100 | 03-Feb-01 | 3 | 1 | 350 |
| Teddi Schneider | F | 37 | LA | 83 | 11:08:58 | 50 | 07-Feb-09 | . | 1 | 50 |
| Darin Schneidewind | . | 40 | KS | 18 | 18:34:59 | 100 | 06-Feb-10 | 2 | . | 200 |
| Darin Schneidewind | . | 39 | KS | 73 | 24:23:21 | 100 | 07-Feb-09 | 2 | . | 200 |
| Warren Schoedel | . | 62 | CO | 159 | 15:28:31 | 50 | 07-Feb-09 | . | 1 | 50 |
| Monica Scholz | F | 42 | Canada | 47 | 21:38:26 | 100 | 06-Feb-10 | 3 | . | 300 |
| Monica Scholz | F | 33 | Ont | 18 | 19:35:45 | 100 | 03-Feb-01 | 3 | . | 300 |
| Monica Scholz | F | 32 | Can | 28 | 21:44:43 | 100 | 05-Feb-00 | 3 | . | 300 |
| Laurie Ann Schuler | F | 41 | NJ | 17 | 10:36:21 | 50 | 01-Feb-03 | . | 1 | 50 |
| Ted Schuster | . | 28 | MT | 22 | 22:54:22 | 100 | 01-Feb-03 | 1 | . | 100 |
| Aaron Schwartzbard | . | 30 | VA | 2 | 15:20:53 | 100 | 02-Feb-08 | 1 | . | 100 |
| Karen Scott | F | 35 | CO | 4 | 17:47:43 | 100 | 01-Feb-03 | 2 | . | 200 |
| Karen Scott | F | 34 | CO | 14 | 18:41:15 | 100 | 02-Feb-02 | 2 | . | 200 |
| Aaron Scrimager | . | 28 | TX | 30 | 21:41:10 | 100 | 07-Feb-04 | 1 | . | 100 |
| Mark Seaburg | . | 50 | MN | 74 | 09:53:46 | 50 | 06-Feb-10 | . | 1 | 50 |
| Perry Sebastian | . | 50 | GA | 49 | 09:17:40 | 50 | 06-Feb-10 | . | 1 | 50 |
| Huankiat Seh | . | 35 | AZ | 224 | 14:53:37 | 50 | 06-Feb-10 | . | 1 | 50 |
| Diane Seifert-Wade | F | 55 | MO | 177 | 12:35:57 | 50 | 06-Feb-10 | . | 1 | 50 |
| Alison Semrau | F | 33 | TX | 30 | 08:44:01 | 50 | 06-Feb-10 | . | 1 | 50 |
| John Senger | . | 37 | VA | 45 | 13:35:40 | 50 | 04-Feb-06 | . | 1 | 50 |
| Terry Sentinella | . | 45 | WA | 21 | 18:47:24 | 100 | 06-Feb-10 | 1 | . | 100 |
| Kelly Senty | F | 25 | MN | 167 | 12:28:43 | 50 | 06-Feb-10 | . | 1 | 50 |
| Laurie Senty | F | 50 | MN | 169 | 12:28:47 | 50 | 06-Feb-10 | . | 1 | 50 |
| Tess Senty | F | 24 | CA | 168 | 12:28:46 | 50 | 06-Feb-10 | . | 1 | 50 |
| Kim Sergeant | F | 49 | TX | 139 | 28:13:48 | 100 | 02-Feb-08 | 13 | 1 | 1350 |
| Kim Sergeant | F | 48 | TX | 145 | 28:35:58 | 100 | 03-Feb-07 | 13 | 1 | 1350 |
| Kim Sergeant | F | 47 | TX | 115 | 28:30:31 | 100 | 04-Feb-06 | 13 | 1 | 1350 |
| Kim Sergeant | F | 46 | TX | 74 | 27:11:47 | 100 | 05-Feb-05 | 13 | 1 | 1350 |
| Kim Sergeant | F | 45 | TX | 84 | 27:06:11 | 100 | 07-Feb-04 | 13 | 1 | 1350 |
| Kim Sergeant | F | 44 | TX | 70 | 29:00:43 | 100 | 01-Feb-03 | 13 | 1 | 1350 |
| Kim Sergeant | F | 43 | TX | 88 | 28:54:42 | 100 | 02-Feb-02 | 13 | 1 | 1350 |
| Kim Sergeant | F | 42 | TX | 59 | 25:44:52 | 100 | 03-Feb-01 | 13 | 1 | 1350 |
| Kim Sergeant | F | 41 | TX | 66 | 26:29:00 | 100 | 05-Feb-00 | 13 | 1 | 1350 |
| Kim Sergeant | F | 40 | TX | 49 | 25:36:30 | 100 | 06-Feb-99 | 13 | 1 | 1350 |
| Kim Sergeant | F | 39 | TX | 58 | 26:30:53 | 100 | 07-Feb-98 | 13 | 1 | 1350 |
| Kim Sergeant | F | 38 | TX | 46 | 28:30:54 | 100 | 01-Feb-97 | 13 | 1 | 1350 |
| Kim Sergeant | F | 37 | TX | 29 | 27:23:09 | 100 | 03-Feb-96 | 13 | 1 | 1350 |
| Kimberley Sergeant | F | 51 | TX | 203 | 13:57:48 | 50 | 06-Feb-10 | 13 | 1 | 1350 |
| Matthew Sessions | . | 45 | Canada | 17 | 18:31:16 | 100 | 06-Feb-10 | 2 | . | 200 |
| Matthew Sessions | . | 43 | Canada | 10 | 18:34:50 | 100 | 02-Feb-08 | 2 | . | 200 |
| Ram Sethuraman | . | 50 | NC | 102 | 10:45:39 | 50 | 06-Feb-10 | . | 1 | 50 |
| Deborah Sexton | F | 51 | TX | 149 | 14:20:24 | 50 | 07-Feb-09 | 1 | 3 | 250 |
| Deborah Sexton | F | 47 | TX | 98 | 29:41:43 | 100 | 05-Feb-05 | 1 | 3 | 250 |
| Deborah Sexton | F | 44 | TX | 30 | 14:48:12 | 50 | 01-Feb-03 | 1 | 3 | 250 |
| Deborah Sexton | F | 44 | TX | 25 | 11:48:19 | 50 | 02-Feb-02 | 1 | 3 | 250 |
| Timothy Shandonay | . | 33 | MI | 34 | 08:54:07 | 50 | 06-Feb-10 | . | 1 | 50 |
| Shiv Shankal | . | 54 | CA | 63 | 27:34:10 | 100 | 06-Feb-99 | 1 | . | 100 |
| Pat Shannon | . | 57 | TX | 110 | 26:31:44 | 100 | 07-Feb-09 | 4 | . | 400 |
| Pat Shannon | . | 48 | TX | 24 | 20:52:30 | 100 | 05-Feb-00 | 4 | . | 400 |
| Pat Shannon | . | 47 | TX | 31 | 23:33:35 | 100 | 06-Feb-99 | 4 | . | 400 |
| Pat Shannon | . | 46 | TX | 34 | 22:29:06 | 100 | 07-Feb-98 | 4 | . | 400 |
| John Sharp | . | 31 | TX | 56 | 23:27:52 | 100 | 07-Feb-09 | 1 | 1 | 150 |
| John Sharp | . | 30 | TX | 28 | 09:24:41 | 50 | 02-Feb-08 | 1 | 1 | 150 |
| Renee Shaw | F | 41 | TX | 216 | 14:30:36 | 50 | 06-Feb-10 | . | 1 | 50 |
| Najat Shayib | F | 28 | TX | 170 | 16:53:44 | 50 | 07-Feb-09 | . | 1 | 50 |
| Mike Sheehy | . | 33 | CA | 17 | 20:08:36 | 100 | 04-Feb-06 | 1 | . | 100 |
| Terry Sheldon | . | 58 | TX | 47 | 23:34:47 | 100 | 05-Feb-00 | 1 | . | 100 |
| Jenn Shelton | F | 23 | VA | 3 | 14:57:18 | 100 | 03-Feb-07 | 1 | . | 100 |
| Norman Sheppard | . | 49 | MA | 50 | 22:52:40 | 100 | 03-Feb-07 | 1 | . | 100 |
| Molly Sheridan | F | 53 | NV | 207 | 29:20:12 | 100 | 06-Feb-10 | 1 | . | 100 |
| Stephen Sherwood | . | 32 | IL | 25 | 21:37:47 | 100 | 03-Feb-07 | 1 | . | 100 |
| Michael Shilling | . | 47 | NJ | 85 | 11:37:38 | 50 | 02-Feb-08 | . | 1 | 50 |
| Marcy Shone | F | 56 | CA | 86 | 25:13:09 | 100 | 02-Feb-08 | 1 | . | 100 |
| Greg Shotts | . | 42 | TX | 116 | 10:56:51 | 50 | 06-Feb-10 | . | 1 | 50 |
| Thomas J Shreeve Jr | . | 43 | UT | 144 | 28:22:25 | 100 | 07-Feb-09 | 1 | . | 100 |
| Tammy Sieminowski | F | 40 | Canada | 94 | 25:41:23 | 100 | 07-Feb-09 | 2 | . | 200 |
| Tammy Sieminowski | F | 38 | Canada | 118 | 27:02:51 | 100 | 03-Feb-07 | 2 | . | 200 |
| Victor Alberto Sierra Diaz | . | 36 | Mexico | 106 | 26:12:51 | 100 | 07-Feb-09 | 1 | . | 100 |
| Michael Siltman | . | 41 | IL | 87 | 23:39:44 | 100 | 06-Feb-10 | 3 | . | 300 |
| Michael Siltman | . | 39 | IL | 125 | 27:32:19 | 100 | 02-Feb-08 | 3 | . | 300 |
| Michael Siltman | . | 38 | IL | 144 | 28:29:47 | 100 | 03-Feb-07 | 3 | . | 300 |
| Melissa Simmens | F | 43 | MD | 97 | 25:49:42 | 100 | 02-Feb-08 | 1 | . | 100 |
| John Simmons | . | 28 | TX | 131 | 27:48:12 | 100 | 07-Feb-09 | 1 | . | 100 |
| John Simon | . | 60 | OH | 73 | 27:14:03 | 100 | 05-Feb-00 | 1 | . | 100 |
| Paal Simonsen | . | 46 | Norway | 18 | 20:26:48 | 100 | 03-Feb-07 | 1 | . | 100 |
| Larry Simonson | . | 48 | SD | 10 | 21:40:30 | 100 | 03-Feb-96 | 2 | . | 200 |
| Larry Simonson | . | 47 | SD | 35 | 28:39:10 | 100 | 04-Feb-95 | 2 | . | 200 |
| Devon Simpson | . | 53 | TX | 44 | 12:25:45 | 50 | 05-Feb-05 | . | 2 | 100 |
| Devon Simpson | . | 50 | TX | 26 | 11:57:22 | 50 | 02-Feb-02 | . | 2 | 100 |
| Beth Simpson-Hall | F | 51 | WI | 115 | 26:27:25 | 100 | 06-Feb-10 | 7 | 1 | 750 |
| Beth Simpson-Hall | F | 50 | WI | 92 | 25:35:11 | 100 | 07-Feb-09 | 7 | 1 | 750 |
| Beth Simpson-Hall | F | 49 | WI | 65 | 23:28:50 | 100 | 02-Feb-08 | 7 | 1 | 750 |
| Beth Simpson-Hall | F | 48 | WI | 32 | 10:05:25 | 50 | 03-Feb-07 | 7 | 1 | 750 |
| Beth Simpson-Hall | F | 47 | WI | 30 | 22:10:28 | 100 | 04-Feb-06 | 7 | 1 | 750 |
| Beth Simpson-Hall | F | 46 | WI | 28 | 22:43:15 | 100 | 05-Feb-05 | 7 | 1 | 750 |
| Beth Simpson-Hall | F | 45 | WI | 44 | 23:19:01 | 100 | 07-Feb-04 | 7 | 1 | 750 |
| Beth Simpson-Hall | F | 43 | WI | 50 | 23:43:50 | 100 | 02-Feb-02 | 7 | 1 | 750 |
| John Sinclair | . | 36 | TX | 27 | 24:21:28 | 100 | 01-Feb-97 | 1 | . | 100 |
| Laurie Singer | F | 47 | CA | 165 | 29:35:04 | 100 | 03-Feb-07 | 1 | . | 100 |
| Stuart Skeeter | . | 38 | TX | 65 | 23:45:24 | 100 | 07-Feb-09 | 2 | . | 200 |
| Stuart Skeeter | . | 35 | TX | 53 | 23:47:57 | 100 | 04-Feb-06 | 2 | . | 200 |
| Thomas Skinner | . | 60 | GA | 150 | 28:44:50 | 100 | 03-Feb-07 | 1 | . | 100 |
| Eric Skocaj | . | 23 | IL | 132 | 27:49:34 | 100 | 07-Feb-09 | 1 | . | 100 |
| Alan Smith | . | 38 | CO | 123 | 27:27:31 | 100 | 02-Feb-08 | 1 | . | 100 |
| Arthur Smith | . | 33 | CA | 131 | 29:34:48 | 100 | 04-Feb-06 | 1 | . | 100 |
| Dave Smith | . | 49 | TX | 144 | 11:41:45 | 50 | 06-Feb-10 | . | 1 | 50 |
| Erica Smith | F | 30 | FL | 119 | 26:33:22 | 100 | 06-Feb-10 | 1 | . | 100 |
| Jack Smith | . | 53 | AZ | 46 | 09:49:47 | 50 | 07-Feb-09 | . | 1 | 50 |
| Jason Smith | . | 35 | TX | 7 | 07:53:47 | 50 | 02-Feb-08 | . | 1 | 50 |
| Mark Smith | . | 37 | TX | 47 | 09:50:41 | 50 | 07-Feb-09 | . | 2 | 100 |
| Mark Smith | . | 36 | TX | 57 | 10:25:55 | 50 | 02-Feb-08 | . | 2 | 100 |
| Mike Smith | . | 52 | IN | 116 | 26:29:23 | 100 | 06-Feb-10 | 5 | . | 500 |
| Mike Smith | . | 51 | IN | 93 | 25:35:13 | 100 | 07-Feb-09 | 5 | . | 500 |
| Mike Smith | . | 50 | IN | 66 | 23:28:56 | 100 | 02-Feb-08 | 5 | . | 500 |
| Mike Smith | . | 49 | IN | 96 | 25:39:36 | 100 | 03-Feb-07 | 5 | . | 500 |
| Mike Smith | . | 46 | IN | 49 | 23:36:47 | 100 | 07-Feb-04 | 5 | . | 500 |
| Mosi Smith | . | 27 | MD | 62 | 22:48:55 | 100 | 06-Feb-10 | 1 | . | 100 |
| Richard Smith | . | 51 | OK | 56 | 09:26:38 | 50 | 06-Feb-10 | 3 | . | 300 |
| Richard Smith | . | 57 | FL | 46 | 26:45:17 | 100 | 01-Feb-03 | 3 | . | 300 |
| Richard Smith | . | 55 | FL | 64 | 26:04:52 | 100 | 03-Feb-01 | 3 | . | 300 |
| Rob Smith | . | 38 | NE | 5 | 07:23:05 | 50 | 02-Feb-08 | . | 1 | 50 |
| Smitty Smith | . | 40 | LA | 41 | 21:03:07 | 100 | 06-Feb-10 | 2 | 2 | 300 |
| Smitty Smith | . | 39 | LA | 84 | 11:08:59 | 50 | 07-Feb-09 | 2 | 2 | 300 |
| Smitty Smith | . | 38 | LA | 57 | 23:01:57 | 100 | 02-Feb-08 | 2 | 2 | 300 |
| Smitty Smith | . | 37 | LA | 37 | 10:23:45 | 50 | 03-Feb-07 | 2 | 2 | 300 |
| Lisa Smith-Batchen | F | 47 | ID | 54 | 10:25:18 | 50 | 02-Feb-08 | 1 | 1 | 150 |
| Lisa Smith-Batchen | F | 41 | ID | 71 | 27:14:03 | 100 | 02-Feb-02 | 1 | 1 | 150 |
| Justin Snow | . | 35 | CO | 8 | 07:47:54 | 50 | 07-Feb-09 | 1 | 2 | 200 |
| Justin Snow | . | 33 | CO | 3 | 07:34:27 | 50 | 03-Feb-07 | 1 | 2 | 200 |
| Justin Snow | . | 30 | CO | 22 | 20:41:00 | 100 | 07-Feb-04 | 1 | 2 | 200 |
| Mark S Sobus | . | 42 | TX | 20 | 08:14:52 | 50 | 06-Feb-10 | . | 3 | 150 |
| Mark S Sobus | . | 41 | TX | 10 | 07:57:44 | 50 | 07-Feb-09 | . | 3 | 150 |
| Mark S Sobus | . | 40 | TX | 10 | 08:05:12 | 50 | 02-Feb-08 | . | 3 | 150 |
| Jan Soderkvist | . | 47 | Sweden | 76 | 23:47:43 | 100 | 03-Feb-07 | 1 | . | 100 |
| Robert Solario | . | 45 | . | 9 | 20:29:34 | 100 | 01-Feb-93 | 1 | . | 100 |
| Stuart Sorenson | . | 51 | CA | 34 | 28:43:35 | 100 | 03-Feb-96 | 1 | . | 100 |
| Michael Soupios | . | 43 | . | 22 | 25:29:26 | 100 | 01-Feb-93 | 1 | . | 100 |
| Jeanette Spears | F | 45 | TX | 136 | 27:21:29 | 100 | 06-Feb-10 | 1 | . | 100 |
| Caroline Spencer | F | 33 | WI | 33 | 28:22:55 | 100 | 03-Feb-96 | 1 | . | 100 |
| Rick Spencer | . | 35 | NC | 134 | 27:54:11 | 100 | 07-Feb-09 | 1 | . | 100 |
| Mike Spivey | . | 55 | TX | 243 | 17:29:16 | 50 | 06-Feb-10 | . | 1 | 50 |
| Johnny Spriggs | . | 52 | OK | 61 | 12:24:04 | 50 | 03-Feb-07 | . | 2 | 100 |
| Johnny Spriggs | . | 51 | OK | 24 | 10:44:16 | 50 | 04-Feb-06 | . | 2 | 100 |
| Chase Squires | . | 42 | CO | 96 | 25:45:31 | 100 | 02-Feb-08 | 1 | . | 100 |
| Roger Squires | . | 49 | NM | 134 | 27:10:25 | 100 | 06-Feb-10 | 1 | . | 100 |
| Donna Squyres | F | 52 | TX | 41 | 13:16:27 | 50 | 04-Feb-06 | 1 | 2 | 200 |
| Donna Squyres | F | 52 | TX | 101 | 31:08:47 | 100 | 05-Feb-05 | 1 | 2 | 200 |
| Donna Squyres | F | 51 | TX | 42 | 12:18:15 | 50 | 07-Feb-04 | 1 | 2 | 200 |
| Savitha Sridharan | F | 29 | TX | 164 | 15:53:22 | 50 | 07-Feb-09 | . | 1 | 50 |
| Mike Stabler | . | 44 | CO | 59 | 24:57:20 | 100 | 07-Feb-04 | 2 | . | 200 |
| Mike Stabler | . | 43 | CO | 74 | 29:29:57 | 100 | 01-Feb-03 | 2 | . | 200 |
| Janet Stadshaug | F | 40 | WA | 38 | 24:33:22 | 100 | 06-Feb-99 | 1 | . | 100 |
| Martha Staley | F | 33 | TX | 15 | 10:38:45 | 50 | 02-Feb-02 | . | 1 | 50 |
| Woody Stallings | . | 36 | TX | 26 | 20:44:29 | 100 | 02-Feb-08 | 1 | . | 100 |
| David Staneart | . | 32 | TX | 56 | 18:31:40 | 50 | 07-Feb-04 | . | 1 | 50 |
| Stephen Stanley | . | 56 | TX | 100 | 25:53:51 | 100 | 07-Feb-09 | 1 | . | 100 |
| Charles Steele | . | 42 | MT | 59 | 26:33:53 | 100 | 07-Feb-98 | 1 | . | 100 |
| Geneva Stephens | F | 45 | MI | 73 | 26:56:04 | 100 | 05-Feb-05 | 1 | . | 100 |
| Matt Stewart | . | 24 | GA | 19 | 08:49:05 | 50 | 02-Feb-08 | . | 1 | 50 |
| Wylie Stice | . | 40 | TX | 103 | 26:09:14 | 100 | 02-Feb-08 | 1 | . | 100 |
| Jenny Stinson | F | 50 | ID | 181 | 28:38:07 | 100 | 06-Feb-10 | 1 | . | 100 |
| Tony Stocker | . | 38 | VA | 180 | 12:39:41 | 50 | 06-Feb-10 | . | 1 | 50 |
| Ernest Stolen | . | 61 | AK | 54 | 22:27:16 | 100 | 06-Feb-10 | 4 | . | 400 |
| Ernest Stolen | . | 60 | AK | 125 | 27:09:53 | 100 | 07-Feb-09 | 4 | . | 400 |
| Ernest Stolen | . | 58 | AK | 69 | 23:32:58 | 100 | 03-Feb-07 | 4 | . | 400 |
| Ernest Stolen | . | 57 | NV | 37 | 22:37:36 | 100 | 04-Feb-06 | 4 | . | 400 |
| Eric Stommel | . | 33 | TX | 44 | 12:42:36 | 50 | 07-Feb-04 | . | 1 | 50 |
| Francesca Stone | F | 46 | CA | 129 | 13:04:23 | 50 | 07-Feb-09 | . | 1 | 50 |
| Paul Stone | . | 43 | TX | 62 | 26:23:13 | 100 | 05-Feb-05 | 5 | . | 500 |
| Paul Stone | . | 42 | TX | 50 | 23:37:36 | 100 | 07-Feb-04 | 5 | . | 500 |
| Paul Stone | . | 41 | TX | 24 | 23:27:23 | 100 | 01-Feb-03 | 5 | . | 500 |
| Paul Stone | . | 40 | TX | 43 | 23:10:17 | 100 | 02-Feb-02 | 5 | . | 500 |
| Paul Stone | . | 37 | TX | 46 | 25:31:00 | 100 | 06-Feb-99 | 5 | . | 500 |
| Rick Stonebraker | . | 54 | TX | 59 | 16:52:05 | 50 | 05-Feb-05 | . | 1 | 50 |
| Cindy Stonesmith | F | 45 | CO | 41 | 09:05:04 | 50 | 06-Feb-10 | . | 1 | 50 |
| Lisa Stranc | F | 31 | IL | 49 | 23:51:45 | 100 | 05-Feb-00 | 1 | . | 100 |
| Rick Strange | . | 49 | TX | 64 | 10:37:41 | 50 | 07-Feb-09 | . | 1 | 50 |
| Chris Strathman | F | 35 | TX | 63 | 27:18:56 | 100 | 07-Feb-98 | 1 | . | 100 |
| Martha Strathouse | F | 35 | TX | 70 | 10:48:08 | 50 | 07-Feb-09 | . | 1 | 50 |
| Dave Straub | . | 43 | TX | 87 | 11:13:04 | 50 | 07-Feb-09 | . | 1 | 50 |
| Keith Straw | . | 53 | PA | 15 | 19:19:20 | 100 | 02-Feb-08 | 1 | . | 100 |
| Nicole Strong | F | 42 | AZ | 100 | 25:53:31 | 100 | 02-Feb-08 | 1 | . | 100 |
| Jim Stroup | . | 54 | MO | 42 | 23:06:27 | 100 | 02-Feb-02 | 1 | . | 100 |
| Susan Stuwe | F | 57 | MI | 99 | 12:09:49 | 50 | 02-Feb-08 | . | 1 | 50 |
| Elaine Stypula | F | 44 | MI | 166 | 28:18:14 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| Elaine Stypula | F | 43 | MI | 91 | 11:25:59 | 50 | 07-Feb-09 | 1 | 1 | 150 |
| Padma Subbaraya | F | 32 | CA | 168 | 29:39:34 | 100 | 03-Feb-07 | 1 | . | 100 |
| Jim Sullivan | . | 49 | FL | 63 | 26:04:52 | 100 | 03-Feb-01 | 1 | . | 100 |
| Kevin Sullivan | . | 38 | MA | 1 | 06:05:50 | 50 | 07-Feb-09 | . | 1 | 50 |
| Dianna Sulser | F | 51 | TX | 42 | 10:03:17 | 50 | 02-Feb-08 | . | 1 | 50 |
| Blaise Supler | . | 41 | DC | 16 | 10:41:22 | 50 | 02-Feb-02 | . | 1 | 50 |
| Jim Surratt | . | 51 | TX | 205 | 13:59:40 | 50 | 06-Feb-10 | . | 1 | 50 |
| Dianne Sweat | F | 40 | AR | 38 | 26:54:47 | 100 | 01-Feb-97 | 1 | . | 100 |
| Vincent Swendsen | . | 45 | NJ | 79 | 24:30:58 | 100 | 02-Feb-08 | 2 | . | 200 |
| Vincent Swendson | . | 37 | NC | 33 | 22:22:30 | 100 | 05-Feb-00 | 2 | . | 200 |
| Alex Swenson | . | 36 | IL | 30 | 21:11:40 | 100 | 03-Feb-01 | 1 | . | 100 |
| Michael Sylvester | . | 39 | MS | 72 | 23:17:19 | 100 | 06-Feb-10 | 1 | . | 100 |
| Joan Szarfinski | F | 57 | CA | 15 | 22:41:42 | 100 | 03-Feb-96 | 1 | . | 100 |
| Shawn Talbott | . | 42 | UT | 66 | 23:00:36 | 100 | 06-Feb-10 | 1 | . | 100 |
| Joe Tammaro | . | 45 | TX | 14 | 08:11:11 | 50 | 07-Feb-09 | . | 2 | 100 |
| Joe Tammaro | . | 42 | TX | 7 | 08:11:27 | 50 | 04-Feb-06 | . | 2 | 100 |
| Robert Tavernini | . | 30 | TX | 62 | 27:09:34 | 100 | 07-Feb-98 | 1 | . | 100 |
| Dink Taylor | . | 44 | AL | 36 | 20:32:59 | 100 | 06-Feb-10 | 1 | . | 100 |
| Doreen Taylor | F | 36 | TX | 112 | 12:24:49 | 50 | 07-Feb-09 | . | 1 | 50 |
| James Taylor | . | 42 | UT | 138 | 27:23:59 | 100 | 06-Feb-10 | 1 | . | 100 |
| John Taylor | . | 46 | MN | 105 | 26:13:46 | 100 | 02-Feb-08 | 2 | . | 200 |
| John Taylor | . | 44 | MN | 61 | 24:12:08 | 100 | 04-Feb-06 | 2 | . | 200 |
| Neal Taylor | . | 46 | CO | 82 | 25:03:35 | 100 | 07-Feb-09 | 4 | . | 400 |
| Neal Taylor | . | 43 | CO | 21 | 20:28:36 | 100 | 04-Feb-06 | 4 | . | 400 |
| Neal Taylor | . | 41 | CO | 18 | 20:23:30 | 100 | 07-Feb-04 | 4 | . | 400 |
| Neal Taylor | . | 40 | CO | 33 | 23:58:21 | 100 | 01-Feb-03 | 4 | . | 400 |
| Rick Taylor | . | 37 | TX | 12 | 08:02:14 | 50 | 07-Feb-09 | . | 1 | 50 |
| Teresa Taylor | F | 49 | CO | 60 | 23:36:37 | 100 | 07-Feb-09 | 1 | 1 | 150 |
| Teresa Taylor | F | 42 | CO | 7 | 09:20:40 | 50 | 01-Feb-03 | 1 | 1 | 150 |
| Buddy Teaster | . | 45 | TX | 68 | 23:47:29 | 100 | 07-Feb-09 | 2 | . | 200 |
| Buddy Teaster | . | 38 | TX | 13 | 20:38:00 | 100 | 01-Feb-03 | 2 | . | 200 |
| Larry Teeter | . | 48 | TX | 32 | 09:35:51 | 50 | 02-Feb-08 | . | 2 | 100 |
| Larry Teeter | . | 45 | TX | 6 | 08:18:23 | 50 | 05-Feb-05 | . | 2 | 100 |
| Daniel Temianka | . | 50 | CA | 30 | 23:33:22 | 100 | 06-Feb-99 | 1 | . | 100 |
| Meredith Terranova | F | 35 | TX | 8 | 07:12:42 | 50 | 06-Feb-10 | 1 | 4 | 300 |
| Meredith Terranova | F | 34 | TX | 11 | 08:02:13 | 50 | 07-Feb-09 | 1 | 4 | 300 |
| Meredith Terranova | F | 33 | TX | 12 | 08:21:49 | 50 | 02-Feb-08 | 1 | 4 | 300 |
| Meredith Terranova | F | 30 | TX | 48 | 23:45:42 | 100 | 05-Feb-05 | 1 | 4 | 300 |
| Meredith Terranova | F | 28 | TX | 10 | 09:34:08 | 50 | 01-Feb-03 | 1 | 4 | 300 |
| Mark Theiss | . | 34 | CO | 111 | 10:53:53 | 50 | 06-Feb-10 | . | 1 | 50 |
| Suzi Thibeault | F | 50 | TX | 61 | 26:45:45 | 100 | 07-Feb-98 | 1 | . | 100 |
| Jason Thomas | . | 32 | AR | 12 | 09:07:58 | 50 | 04-Feb-06 | . | 1 | 50 |
| Mike Thomas | . | 41 | CO | 43 | 25:53:09 | 100 | 01-Feb-03 | 1 | . | 100 |
| Tracy Thomas | F | 45 | IL | 11 | 18:28:13 | 100 | 03-Feb-07 | 1 | . | 100 |
| Blake Thompson | . | 28 | AL | 35 | 20:32:59 | 100 | 06-Feb-10 | 1 | . | 100 |
| Char Thompson | F | 51 | TX | 116 | 13:13:11 | 50 | 02-Feb-08 | . | 1 | 50 |
| Fred Thompson | . | 56 | TX | 9 | 08:52:16 | 50 | 04-Feb-06 | . | 1 | 50 |
| Kenny Thompson | . | 50 | TX | 17 | 22:33:40 | 100 | 01-Feb-97 | 1 | . | 100 |
| Sam Thompson | . | 26 | WA | 46 | 22:47:52 | 100 | 03-Feb-07 | 1 | . | 100 |
| Sarah Thomsen | F | 28 | TX | 246 | 20:16:55 | 50 | 06-Feb-10 | . | 1 | 50 |
| Cathy Tibbetts | F | 52 | NM | 62 | 23:24:24 | 100 | 03-Feb-07 | 2 | 1 | 250 |
| Cathy Tibbetts | F | 51 | NM | 34 | 22:29:28 | 100 | 04-Feb-06 | 2 | 1 | 250 |
| Cathy Tibbetts | F | 47 | NM | 5 | 08:36:00 | 50 | 02-Feb-02 | 1 | 1 | 150 |
| Brian Tidmore | . | 42 | TX | 77 | 27:39:44 | 100 | 05-Feb-05 | 1 | . | 100 |
| Paul Tidmore | . | 36 | TX | 32 | 23:03:52 | 100 | 05-Feb-05 | 1 | . | 100 |
| David Timmsen | . | 33 | IA | 32 | 09:18:11 | 50 | 07-Feb-09 | . | 1 | 50 |
| Joe Timmsen | . | 38 | IA | 35 | 09:31:20 | 50 | 07-Feb-09 | . | 1 | 50 |
| Carl Tippets | . | 54 | UT | 149 | 28:43:56 | 100 | 03-Feb-07 | 1 | . | 100 |
| Matt Toepke | . | 27 | WA | 2 | 16:58:45 | 100 | 01-Feb-97 | 1 | . | 100 |
| Anthony Toh | . | 37 | TX | 128 | 29:29:22 | 100 | 04-Feb-06 | 1 | 1 | 150 |
| Anthony Toh | . | 35 | TX | 33 | 11:10:30 | 50 | 07-Feb-04 | 1 | 1 | 150 |
| Drake Tollenaar | . | 38 | OR | 106 | 26:19:22 | 100 | 02-Feb-08 | 1 | . | 100 |
| Lee Topham | . | 67 | TX | 103 | 11:54:56 | 50 | 07-Feb-09 | . | 1 | 50 |
| Gale Torbett | F | 57 | TX | 124 | 13:55:43 | 50 | 02-Feb-08 | . | 1 | 50 |
| Lee Torbett | . | 63 | TX | 126 | 14:04:05 | 50 | 02-Feb-08 | . | 1 | 50 |
| Anthony Tort | . | 39 | TX | 110 | 12:49:53 | 50 | 02-Feb-08 | . | 1 | 50 |
| Angela Tortorice | F | 46 | TX | 136 | 11:24:39 | 50 | 06-Feb-10 | . | 1 | 50 |
| Tara Tosta | F | 36 | TX | 160 | 28:08:34 | 100 | 06-Feb-10 | 1 | . | 100 |
| Carl Touchstone | . | 57 | MS | 51 | 25:27:14 | 100 | 07-Feb-98 | 1 | . | 100 |
| David Townsend | . | 44 | TX | 50 | 23:46:05 | 100 | 04-Feb-06 | 1 | . | 100 |
| Christian Tracy | . | 30 | TX | 13 | 08:26:14 | 50 | 02-Feb-08 | . | 1 | 50 |
| Eugene Trahern | . | 42 | OR | 11 | 19:47:53 | 100 | 05-Feb-05 | 2 | . | 200 |
| Eugene Trahern | . | 35 | WA | 11 | 19:11:52 | 100 | 07-Feb-98 | 2 | . | 200 |
| Bryan Tramell | . | 40 | TX | 15 | 08:55:27 | 50 | 05-Feb-05 | . | 1 | 50 |
| Ann Treffer | F | 47 | TX | 166 | 12:28:19 | 50 | 06-Feb-10 | . | 1 | 50 |
| Jon Tremont | . | 46 | TX | 196 | 13:28:02 | 50 | 06-Feb-10 | . | 6 | 300 |
| Jon Tremont | . | 44 | TX | 137 | 13:39:52 | 50 | 07-Feb-09 | . | 6 | 300 |
| Jon Tremont | . | 43 | TX | 122 | 13:47:15 | 50 | 02-Feb-08 | . | 6 | 300 |
| Jon Tremont | . | 42 | TX | 71 | 12:50:59 | 50 | 03-Feb-07 | . | 6 | 300 |
| Jon Tremont | . | 41 | TX | 56 | 14:24:25 | 50 | 05-Feb-05 | . | 6 | 300 |
| Jon Tremont | . | 40 | TX | 53 | 14:41:55 | 50 | 07-Feb-04 | . | 6 | 300 |
| Malissa Tremont | F | 41 | TX | 55 | 11:41:30 | 50 | 03-Feb-07 | . | 3 | 150 |
| Malissa Tremont | F | 39 | TX | 55 | 14:24:25 | 50 | 05-Feb-05 | . | 3 | 150 |
| Malissa Tremont | F | 38 | TX | 54 | 14:41:55 | 50 | 07-Feb-04 | . | 3 | 150 |
| Vasilli Triantos | . | 48 | MD | 2 | 16:18:30 | 100 | 01-Feb-03 | 1 | . | 100 |
| Mike Tripp | . | 51 | MO | 135 | 27:12:43 | 100 | 06-Feb-10 | 1 | . | 100 |
| Mike Tripp | . | 50 | MO | 20 | 08:45:10 | 50 | 07-Feb-09 | . | 1 | 50 |
| Thomas Triumph | . | 49 | NJ | 68 | 23:35:34 | 100 | 02-Feb-08 | 2 | . | 200 |
| Thomas Triumph | . | 48 | NJ | 109 | 26:43:41 | 100 | 03-Feb-07 | 2 | . | 200 |
| Paige Troelstrup | F | 28 | IL | 189 | 28:46:32 | 100 | 06-Feb-10 | 1 | . | 100 |
| Cathy Troisi | F | 60 | NY | 85 | 14:09:40 | 50 | 03-Feb-07 | . | 1 | 50 |
| Mike Tselentis | . | 71 | CA | 79 | 29:40:40 | 100 | 07-Feb-98 | 1 | . | 100 |
| Phil Tuck | . | 52 | TX | 49 | 29:18:22 | 100 | 01-Feb-97 | 1 | . | 100 |
| Johnnie Turner | . | 37 | TX | 122 | 11:02:23 | 50 | 06-Feb-10 | . | 1 | 50 |
| Suzi Turner | F | 40 | TX | 96 | 24:23:22 | 100 | 06-Feb-10 | 1 | . | 100 |
| Luanne Turrentine | F | 59 | VA | 174 | 22:40:25 | 50 | 07-Feb-09 | . | 2 | 100 |
| Luanne Turrentine | F | 57 | VA | 103 | 21:43:30 | 50 | 03-Feb-07 | . | 2 | 100 |
| William Turrentine | . | 60 | VA | 77 | 24:43:33 | 100 | 07-Feb-09 | 2 | . | 200 |
| William Turrentine | . | 58 | VA | 74 | 23:40:28 | 100 | 03-Feb-07 | 2 | . | 200 |
| Robert Tysdal | . | 54 | TX | 176 | 12:34:29 | 50 | 06-Feb-10 | . | 1 | 50 |
| Bob Tyson | . | 57 | TX | 113 | 12:24:50 | 50 | 07-Feb-09 | . | 1 | 50 |
| Isabelle Ulfig | F | 49 | TX | 226 | 15:00:45 | 50 | 06-Feb-10 | . | 1 | 50 |
| Mark Ulfig | . | 53 | TX | 110 | 10:53:34 | 50 | 06-Feb-10 | . | 1 | 50 |
| James Ulrey | . | 57 | MI | 26 | 09:18:12 | 50 | 02-Feb-08 | . | 1 | 50 |
| Laurie Underwood | F | 48 | TX | 157 | 29:07:35 | 100 | 07-Feb-09 | 1 | 1 | 150 |
| Laurie Underwood | F | 47 | TX | 39 | 10:01:37 | 50 | 02-Feb-08 | 1 | 1 | 150 |
| Lara Urtuzuastegui | F | 41 | GA | 179 | 12:36:59 | 50 | 06-Feb-10 | . | 1 | 50 |
| Norberto Valdes | . | 46 | TX | 13 | 08:37:00 | 50 | 07-Feb-04 | . | 1 | 50 |
| Alexander Valdez | . | 40 | TX | 34 | 20:25:34 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| Alexander Valdez | . | 38 | TX | 15 | 08:37:05 | 50 | 02-Feb-08 | 1 | 1 | 150 |
| Ryan Valdez | . | 30 | TX | 45 | 10:11:05 | 50 | 02-Feb-08 | . | 1 | 50 |
| Crystal Valentine | F | 33 | TX | 109 | 12:49:04 | 50 | 02-Feb-08 | . | 1 | 50 |
| Gary Valestro | . | 45 | MI | 63 | 25:42:40 | 100 | 05-Feb-00 | 2 | . | 200 |
| Gary Valestro | . | 43 | MS | 48 | 24:48:00 | 100 | 07-Feb-98 | 2 | . | 200 |
| Bill Van Antwerp | . | 56 | VA | 34 | 21:32:18 | 100 | 02-Feb-02 | 1 | . | 100 |
| John Van Ekris | . | 44 | Canada | 78 | 10:01:31 | 50 | 06-Feb-10 | . | 1 | 50 |
| Brian VanDene | . | 44 | Can | 55 | 24:43:21 | 100 | 05-Feb-00 | 1 | . | 100 |
| Ken Vanderberg | . | 58 | MI | 74 | 26:52:08 | 100 | 03-Feb-01 | 1 | . | 100 |
| Heather VanNes | F | 40 | CA | 111 | 26:13:34 | 100 | 06-Feb-10 | 1 | . | 100 |
| Steve Varga | . | 51 | WA | 28 | 21:23:24 | 100 | 07-Feb-04 | 1 | . | 100 |
| Jose Vargas | . | 29 | LA | 93 | 25:37:02 | 100 | 02-Feb-08 | 1 | . | 100 |
| Olga Varlamova | F | 40 | TX | 65 | 22:55:08 | 100 | 06-Feb-10 | 1 | . | 100 |
| Vince Varone | . | 42 | WI | 54 | 23:56:42 | 100 | 02-Feb-02 | 1 | . | 100 |
| Oziel Vega | . | 38 | TX | 29 | 10:57:31 | 50 | 07-Feb-04 | . | 1 | 50 |
| Genaro Vega-Malagun | . | 51 | Mexico | 126 | 26:44:10 | 100 | 06-Feb-10 | 1 | . | 100 |
| George P Velasco | . | 56 | CA | 213 | 29:29:31 | 100 | 06-Feb-10 | 1 | 1 | 150 |
| George P Velasco | . | 54 | CA | 83 | 11:32:05 | 50 | 02-Feb-08 | 1 | 1 | 150 |
| Andy Velazco | . | 59 | GA | 109 | 26:39:58 | 100 | 02-Feb-08 | 1 | 2 | 200 |
| Andy Velazco | . | 56 | GA | 31 | 10:25:38 | 50 | 05-Feb-05 | 1 | 2 | 200 |
| Andy Velazco | . | 55 | GA | 20 | 10:09:53 | 50 | 07-Feb-04 | 1 | 2 | 200 |
| Bill Ventura | . | 38 | VA | 133 | 27:04:45 | 100 | 06-Feb-10 | 1 | . | 100 |
| Kathryn Vidal | F | 55 | TX | 48 | 11:20:47 | 50 | 03-Feb-07 | . | 2 | 100 |
| Kathryn Vidal | F | 54 | TX | 26 | 11:16:28 | 50 | 04-Feb-06 | . | 2 | 100 |
| Luis Vielma | . | 41 | TX | 150 | 28:47:49 | 100 | 07-Feb-09 | 1 | . | 100 |
| Luis Vielma Jr | . | 39 | TX | 51 | 11:28:12 | 50 | 03-Feb-07 | . | 1 | 50 |
| Rene Villalobos | . | 50 | TX | 98 | 25:53:33 | 100 | 07-Feb-09 | 4 | . | 400 |
| Rene Villalobos | . | 48 | TX | 35 | 22:30:44 | 100 | 03-Feb-07 | 4 | . | 400 |
| Rene Villalobos | . | 47 | TX | 62 | 24:13:05 | 100 | 04-Feb-06 | 4 | . | 400 |
| Rene Villalobos | . | 46 | TX | 45 | 23:41:04 | 100 | 05-Feb-05 | 4 | . | 400 |
| Don Villeneuve | . | 62 | NY | 38 | 22:46:53 | 100 | 02-Feb-02 | 1 | . | 100 |
| Mary Vish | F | 58 | NJ | 149 | 28:32:29 | 100 | 02-Feb-08 | 2 | . | 200 |
| Mary Vish | F | 56 | NJ | 105 | 27:47:44 | 100 | 04-Feb-06 | 2 | . | 200 |
| Ellen Vitro | F | 58 | TX | 90 | 28:58:10 | 100 | 03-Feb-01 | 1 | . | 100 |
| Diane Vlach | F | 40 | CA | 141 | 28:22:30 | 100 | 03-Feb-07 | 1 | . | 100 |
| Coleen Voeks | F | 35 | KS | 79 | 25:00:27 | 100 | 07-Feb-09 | 1 | . | 100 |
| Sam Voltaggio | . | 52 | TX | 85 | 27:08:39 | 100 | 07-Feb-04 | 5 | . | 500 |
| Sam Voltaggio | . | 51 | TX | 28 | 23:41:53 | 100 | 01-Feb-03 | 5 | . | 500 |
| Sam Voltaggio | . | 50 | TX | 41 | 23:01:59 | 100 | 02-Feb-02 | 5 | . | 500 |
| Sam Voltaggio | . | 49 | TX | 34 | 21:40:50 | 100 | 03-Feb-01 | 5 | . | 500 |
| Sam Voltaggio | . | 48 | TX | 65 | 26:08:51 | 100 | 05-Feb-00 | 5 | . | 500 |
| Justin Vorel | . | 23 | OK | 52 | 23:42:15 | 100 | 07-Feb-04 | 1 | . | 100 |
| Peter Vrolijk | . | 51 | TX | 14 | 17:40:45 | 100 | 06-Feb-10 | 5 | . | 500 |
| Peter Vrolijk | . | 50 | TX | 6 | 18:39:45 | 100 | 07-Feb-09 | 5 | . | 500 |
| Peter Vrolijk | . | 49 | TX | 7 | 17:56:17 | 100 | 02-Feb-08 | 5 | . | 500 |
| Peter Vrolijk | . | 48 | TX | 6 | 17:03:52 | 100 | 03-Feb-07 | 5 | . | 500 |
| Peter Vrolijk | . | 46 | TX | 9 | 19:24:41 | 100 | 05-Feb-05 | 5 | . | 500 |
| Long Vu | . | 52 | OK | 82 | 28:32:50 | 100 | 02-Feb-02 | 4 | . | 400 |
| Long Vu | . | 51 | OK | 86 | 28:04:31 | 100 | 03-Feb-01 | 4 | . | 400 |
| Long Vu | . | 49 | OK | 34 | 23:43:38 | 100 | 06-Feb-99 | 4 | . | 400 |
| Long Vu | . | 48 | OK | 60 | 26:40:11 | 100 | 07-Feb-98 | 4 | . | 400 |
| Matthew Wagner | . | 46 | TX | 35 | 10:52:14 | 50 | 05-Feb-05 | . | 1 | 50 |
| Jon Walk | . | 41 | TX | 121 | 13:46:23 | 50 | 02-Feb-08 | . | 1 | 50 |
| Kevin Walker | . | 48 | TX | 43 | 12:19:37 | 50 | 05-Feb-05 | . | 1 | 50 |
| Mike Walker | . | 47 | TX | 63 | 12:27:14 | 50 | 03-Feb-07 | . | 1 | 50 |
| Iain Wallace | . | 41 | TX | 86 | 11:39:41 | 50 | 02-Feb-08 | . | 1 | 50 |
| Tammy Walther | F | 38 | AR | 172 | 28:28:16 | 100 | 06-Feb-10 | 1 | . | 100 |
| Fred Ward | . | 63 | TX | 98 | 25:47:24 | 100 | 03-Feb-07 | 1 | . | 100 |
| Peter Ward | . | 26 | VA | 19 | 19:37:00 | 100 | 03-Feb-01 | 1 | . | 100 |
| Sarah Warden | F | 33 | TX | 132 | 13:27:38 | 50 | 07-Feb-09 | . | 1 | 50 |
| Nancy Warren | F | 40 | CA | 49 | 22:52:30 | 100 | 03-Feb-07 | 1 | . | 100 |
| David Washatka | . | 50 | AL | 8 | 18:48:20 | 100 | 05-Feb-05 | 1 | 1 | 150 |
| David Washatka | . | 49 | AL | 2 | 07:11:18 | 50 | 07-Feb-04 | 1 | 1 | 150 |
| Jeff Washburn | . | 49 | MA | 64 | 27:58:06 | 100 | 06-Feb-99 | 1 | . | 100 |
| Frances Wasicka | F | 45 | IL | 153 | 14:40:46 | 50 | 07-Feb-09 | . | 1 | 50 |
| Joseph Wasicka | . | 47 | IL | 125 | 12:56:09 | 50 | 07-Feb-09 | . | 1 | 50 |
| Anne Watts | F | 51 | CO | 131 | 27:46:43 | 100 | 03-Feb-07 | 2 | 2 | 300 |
| Anne Watts | F | 50 | CO | 103 | 27:35:06 | 100 | 04-Feb-06 | 2 | 2 | 300 |
| Anne Watts | F | 49 | CO | 38 | 11:24:56 | 50 | 05-Feb-05 | 2 | 2 | 300 |
| Anne Watts | F | 48 | CO | 35 | 11:26:07 | 50 | 07-Feb-04 | 2 | 2 | 300 |
| Matt Watts | . | 53 | CO | 82 | 23:31:08 | 100 | 06-Feb-10 | 6 | . | 600 |
| Matt Watts | . | 52 | CO | 71 | 24:12:06 | 100 | 07-Feb-09 | 6 | . | 600 |
| Matt Watts | . | 50 | CO | 59 | 23:20:47 | 100 | 03-Feb-07 | 6 | . | 600 |
| Matt Watts | . | 48 | CO | 30 | 22:50:40 | 100 | 05-Feb-05 | 6 | . | 600 |
| Matt Watts | . | 47 | CO | 34 | 22:42:26 | 100 | 07-Feb-04 | 6 | . | 600 |
| Matt Watts | . | 46 | CO | 25 | 23:29:31 | 100 | 01-Feb-03 | 6 | . | 600 |
| Bill Webb | . | 45 | TX | 132 | 26:58:16 | 100 | 06-Feb-10 | 2 | . | 200 |
| Bill Webb | . | 42 | TX | 52 | 22:47:22 | 100 | 02-Feb-08 | 2 | . | 200 |
| Laura Weber | F | 45 | SC | 101 | 29:13:33 | 100 | 07-Feb-04 | 1 | . | 100 |
| Charlie Weiland | . | 47 | LA | 50 | 25:48:29 | 100 | 06-Feb-99 | 1 | . | 100 |
| Roger Weingaertner | . | 52 | CA | 38 | 22:37:49 | 100 | 05-Feb-00 | 1 | . | 100 |
| Heather Weir | F | 33 | VA | 51 | 14:27:02 | 50 | 04-Feb-06 | . | 1 | 50 |
| Chrissy Weiss | F | 42 | CA | 73 | 25:53:48 | 100 | 07-Feb-04 | 1 | . | 100 |
| Xy Weiss | F | 46 | CA | 144 | 28:24:35 | 100 | 02-Feb-08 | 2 | . | 200 |
| Xy Weiss | F | 44 | CA | 74 | 25:19:43 | 100 | 04-Feb-06 | 2 | . | 200 |
| Hans-Dieter Weisshaar | . | 69 | Germany | 182 | 28:39:09 | 100 | 06-Feb-10 | 11 | . | 1100 |
| Hans-Dieter Weisshaar | . | 68 | Germany | 151 | 28:50:24 | 100 | 07-Feb-09 | 11 | . | 1100 |
| Hans-Dieter Weisshaar | . | 67 | Germany | 160 | 29:14:48 | 100 | 02-Feb-08 | 11 | . | 1100 |
| Hans-Dieter Weisshaar | . | 66 | Germany | 37 | 22:35:20 | 100 | 03-Feb-07 | 11 | . | 1100 |
| Hans-Dieter Weisshaar | . | 65 | Germany | 32 | 22:25:55 | 100 | 04-Feb-06 | 11 | . | 1100 |
| Hans-Dieter Weisshaar | . | 64 | GER | 44 | 23:39:29 | 100 | 05-Feb-05 | 11 | . | 1100 |
| Hans-Dieter Weisshaar | . | 63 | GER | 38 | 22:58:00 | 100 | 07-Feb-04 | 11 | . | 1100 |
| Hans-Dieter Weisshaar | . | 62 | Ger | 72 | 29:09:25 | 100 | 01-Feb-03 | 11 | . | 1100 |
| Hans-Dieter Weisshaar | . | 63 | Ger | 31 | 21:02:37 | 100 | 02-Feb-02 | 11 | . | 1100 |
| Hans-Dieter Weisshaar | . | 60 | Ger | 28 | 20:54:24 | 100 | 03-Feb-01 | 11 | . | 1100 |
| Hans-Dieter Weisshaar | . | 58 | Ger | 19 | 20:39:00 | 100 | 05-Feb-00 | 11 | . | 1100 |
| Max Welker | . | 67 | WA | 150 | 11:43:50 | 50 | 06-Feb-10 | . | 1 | 50 |
| Judy Weller | F | 47 | MN | 80 | 13:33:58 | 50 | 03-Feb-07 | . | 1 | 50 |
| Dick West | . | 53 | MI | 27 | 27:26:47 | 100 | 04-Feb-95 | 1 | . | 100 |
| Joe West | . | 46 | NC | 70 | 27:09:42 | 100 | 05-Feb-00 | 2 | . | 200 |
| Joe West | . | 45 | NC | 59 | 26:53:40 | 100 | 06-Feb-99 | 2 | . | 200 |
| Derek Westbrook | . | 41 | TX | 140 | 13:51:17 | 50 | 07-Feb-09 | . | 1 | 50 |
| Michael Westbrooks | . | 40 | TX | 59 | 09:33:15 | 50 | 06-Feb-10 | . | 1 | 50 |
| Michael Whalen | . | 52 | CA | 99 | 25:53:57 | 100 | 03-Feb-07 | 1 | . | 100 |
| Mike Whalen | . | 51 | CA | 34 | 11:39:33 | 50 | 04-Feb-06 | . | 1 | 50 |
| Thomas Whalen | . | 41 | MO | 4 | 16:00:48 | 100 | 03-Feb-07 | 1 | . | 100 |
| Thomas Wheeler | . | 49 | TX | 111 | 12:51:34 | 50 | 02-Feb-08 | . | 1 | 50 |
| Donna Whisonant | F | 45 | TX | 161 | 15:43:19 | 50 | 07-Feb-09 | . | 2 | 100 |
| Donna Whisonant | F | 43 | TX | 90 | 14:13:50 | 50 | 03-Feb-07 | . | 2 | 100 |
| Larry White | . | 48 | TX | 54 | 22:54:22 | 100 | 02-Feb-08 | 2 | . | 200 |
| Larry White | . | 47 | TX | 102 | 26:07:41 | 100 | 03-Feb-07 | 2 | . | 200 |
| Richard White | . | 49 | NY | 63 | 09:37:25 | 50 | 06-Feb-10 | . | 1 | 50 |
| Floyd Whiting | . | 55 | NV | 20 | 23:03:29 | 100 | 01-Feb-97 | 1 | . | 100 |
| Lee Whitlock | . | 36 | TX | 143 | 28:27:39 | 100 | 03-Feb-07 | 1 | . | 100 |
| Elroy Whitworth | . | 50 | TX | 55 | 24:11:15 | 100 | 02-Feb-02 | 1 | . | 100 |
| David Wick | . | 40 | CO | 37 | 22:17:45 | 100 | 03-Feb-01 | 1 | . | 100 |
| Jim Wight | . | 57 | . | 15 | 22:52:45 | 100 | 05-Feb-94 | 1 | . | 100 |
| Philip Wiley | . | 47 | CO | 90 | 25:31:32 | 100 | 07-Feb-09 | 1 | . | 100 |
| Jose Wilkie | . | 35 | KY | 18 | 21:56:47 | 100 | 06-Feb-99 | 1 | . | 100 |
| Becky Williams | F | 46 | TX | 184 | 12:48:38 | 50 | 06-Feb-10 | . | 1 | 50 |
| Bob Williams | . | 64 | TX | 146 | 28:39:41 | 100 | 03-Feb-07 | 8 | . | 800 |
| Bob Williams | . | 61 | TX | 86 | 27:12:56 | 100 | 07-Feb-04 | 8 | . | 800 |
| Bob Williams | . | 60 | TX | 41 | 25:38:37 | 100 | 01-Feb-03 | 8 | . | 800 |
| Bob Williams | . | 59 | TX | 63 | 26:24:10 | 100 | 02-Feb-02 | 8 | . | 800 |
| Bob Williams | . | 58 | TX | 49 | 23:59:02 | 100 | 03-Feb-01 | 8 | . | 800 |
| Bob Williams | . | 57 | TX | 54 | 24:31:50 | 100 | 05-Feb-00 | 8 | . | 800 |
| Bob Williams | . | 56 | TX | 58 | 26:27:40 | 100 | 06-Feb-99 | 8 | . | 800 |
| Bob Williams | . | 55 | TX | 38 | 23:07:05 | 100 | 07-Feb-98 | 8 | . | 800 |
| Brian Williams | . | 20 | TX | 32 | 11:10:25 | 50 | 07-Feb-04 | . | 1 | 50 |
| Brooks Williams | . | 27 | CO | 12 | 17:31:25 | 100 | 06-Feb-10 | 1 | . | 100 |
| Mark Williams | . | 42 | MO | 7 | 18:22:40 | 100 | 03-Feb-01 | 2 | . | 200 |
| Mark Williams | . | 41 | MO | 20 | 20:45:49 | 100 | 05-Feb-00 | 2 | . | 200 |
| Paul Williams | . | 50 | TX | 74 | 11:11:00 | 50 | 02-Feb-08 | . | 1 | 50 |
| Steve Williams | . | 54 | TX | 81 | 28:10:58 | 100 | 05-Feb-05 | 1 | . | 100 |
| Dennis Wilson | . | 52 | NE | 120 | 26:34:00 | 100 | 06-Feb-10 | 1 | . | 100 |
| Erica Wilson | F | 33 | KY | 191 | 13:04:56 | 50 | 06-Feb-10 | . | 1 | 50 |
| Jesse Wilson | . | 33 | TX | 43 | 09:42:22 | 50 | 07-Feb-09 | . | 1 | 50 |
| Don Winkley | . | 71 | TX | 142 | 11:33:38 | 50 | 06-Feb-10 | 1 | 2 | 200 |
| Don Winkley | . | 65 | TX | 31 | 10:57:54 | 50 | 07-Feb-04 | 1 | 2 | 200 |
| Don Winkley | . | 54 | TX | 19 | 23:41:35 | 100 | 01-Feb-93 | 1 | 2 | 200 |
| Clay Winnette | . | 46 | TX | 166 | 29:35:59 | 100 | 03-Feb-07 | 1 | . | 100 |
| Cheri Woldt | F | 33 | TX | 131 | 13:15:46 | 50 | 07-Feb-09 | . | 1 | 50 |
| Charles Wolfe | . | 60 | CA | 47 | 28:48:14 | 100 | 01-Feb-97 | 1 | . | 100 |
| Stephen Wolk | . | 56 | PA | 118 | 13:22:45 | 50 | 02-Feb-08 | . | 1 | 50 |
| Michelle Wolpert | F | 44 | TX | 34 | 10:13:59 | 50 | 03-Feb-07 | . | 3 | 150 |
| Michelle Wolpert | F | 43 | TX | 14 | 09:26:45 | 50 | 04-Feb-06 | . | 3 | 150 |
| Michelle Wolpert | F | 42 | TX | 25 | 10:00:39 | 50 | 05-Feb-05 | . | 3 | 150 |
| Blake Wood | . | 43 | NM | 2 | 14:51:05 | 100 | 02-Feb-02 | 2 | . | 200 |
| Blake Wood | . | 42 | NM | 1 | 16:13:05 | 100 | 03-Feb-01 | 2 | . | 200 |
| Chris Wood | . | 35 | TX | 9 | 10:09:55 | 50 | 02-Feb-02 | . | 1 | 50 |
| John Wood | . | 59 | FL | 121 | 27:02:32 | 100 | 07-Feb-09 | 1 | . | 100 |
| Mark Wood | . | 40 | WI | 35 | 28:58:15 | 100 | 03-Feb-96 | 1 | . | 100 |
| Mike Wood | . | 47 | TX | 34 | 22:28:15 | 100 | 03-Feb-07 | 2 | . | 200 |
| Mike Wood | . | 44 | TX | 40 | 23:06:20 | 100 | 07-Feb-04 | 2 | . | 200 |
| Samantha Wood | F | 24 | TX | 16 | 07:59:24 | 50 | 06-Feb-10 | . | 1 | 50 |
| Colleen Woods | F | 33 | ID | 50 | 11:26:45 | 50 | 03-Feb-07 | . | 1 | 50 |
| Trey Woods | . | 34 | TX | 152 | 28:42:19 | 100 | 02-Feb-08 | 1 | . | 100 |
| Gary Wright | . | 44 | WA | 24 | 26:27:24 | 100 | 04-Feb-95 | 1 | . | 100 |
| Phil Wright | . | 66 | CA | 229 | 15:01:17 | 50 | 06-Feb-10 | 12 | 2 | 1300 |
| Phil Wright | . | 65 | CA | 152 | 14:24:08 | 50 | 07-Feb-09 | 12 | 2 | 1300 |
| Phil Wright | . | 62 | CA | 137 | 28:11:52 | 100 | 03-Feb-07 | 12 | 2 | 1300 |
| Phil Wright | . | 61 | CA | 92 | 26:44:26 | 100 | 04-Feb-06 | 12 | 2 | 1300 |
| Phil Wright | . | 61 | CA | 67 | 26:46:47 | 100 | 05-Feb-05 | 12 | 2 | 1300 |
| Phil Wright | . | 59 | CA | 68 | 25:34:23 | 100 | 07-Feb-04 | 12 | 2 | 1300 |
| Phil Wright | . | 58 | CA | 51 | 26:55:34 | 100 | 01-Feb-03 | 12 | 2 | 1300 |
| Phil Wright | . | 56 | CA | 55 | 24:48:53 | 100 | 03-Feb-01 | 12 | 2 | 1300 |
| Phil Wright | . | 55 | CA | 42 | 23:01:47 | 100 | 05-Feb-00 | 12 | 2 | 1300 |
| Phil Wright | . | 53 | CA | 26 | 21:48:18 | 100 | 07-Feb-98 | 12 | 2 | 1300 |
| Phil Wright | . | 52 | CA | 15 | 22:12:41 | 100 | 01-Feb-97 | 12 | 2 | 1300 |
| Phil Wright | . | 51 | CA | 19 | 23:37:02 | 100 | 03-Feb-96 | 12 | 2 | 1300 |
| Phil Wright | . | 49 | TX | 11 | 21:36:36 | 100 | 05-Feb-94 | 12 | 2 | 1300 |
| Phil Wright | . | 48 | TX | 17 | 23:34:41 | 100 | 01-Feb-93 | 12 | 2 | 1300 |
| Ron Wright | . | 63 | CO | 234 | 15:19:28 | 50 | 06-Feb-10 | . | 1 | 50 |
| Allen Wrinkle | . | 42 | TX | 63 | 23:24:53 | 100 | 03-Feb-07 | 1 | . | 100 |
| Shelley Wunsch | F | 35 | CO | 40 | 24:46:38 | 100 | 06-Feb-99 | 1 | . | 100 |
| Jay Yanovich | . | 49 | FL | 17 | 20:23:28 | 100 | 07-Feb-04 | 1 | . | 100 |
| Suzanne Yashewski | F | 35 | TX | 211 | 14:13:51 | 50 | 06-Feb-10 | . | 1 | 50 |
| Marian Yasuda | F | 43 | HI | 106 | 29:36:42 | 100 | 07-Feb-04 | 1 | . | 100 |
| Neal Yasuda | . | 53 | HI | 107 | 29:36:42 | 100 | 07-Feb-04 | 1 | . | 100 |
| Dave Yeakel Jr | . | 41 | VA | 33 | 22:29:10 | 100 | 04-Feb-06 | 1 | . | 100 |
| Ryan Yoch | . | 45 | IL | 78 | 11:00:46 | 50 | 07-Feb-09 | . | 1 | 50 |
| David Young | . | 42 | TX | 105 | 10:48:50 | 50 | 06-Feb-10 | . | 1 | 50 |
| Vikena Yutz | F | 39 | GA | 93 | 24:08:45 | 100 | 06-Feb-10 | 1 | . | 100 |
| Elizabeth Zaitzeff | F | 35 | VA | 136 | 17:07:13 | 50 | 02-Feb-08 | . | 1 | 50 |
| Lara Zaitzeff | F | 35 | NY | 137 | 17:07:22 | 50 | 02-Feb-08 | . | 1 | 50 |
| Ira Zaroff | . | 32 | NY | 41 | 10:02:29 | 50 | 02-Feb-08 | . | 1 | 50 |
| Greg Zaruba | . | 43 | MD | 15 | 17:55:57 | 100 | 06-Feb-10 | 1 | . | 100 |
| Brian Zemlicka | . | 47 | TX | 18 | 08:38:59 | 50 | 07-Feb-09 | . | 1 | 50 |
| Chuck Zeugner | . | 48 | TX | 50 | 10:16:02 | 50 | 02-Feb-08 | . | 1 | 50 |
| Susan Zevin | F | 52 | MD | 83 | 28:40:47 | 100 | 02-Feb-02 | 1 | . | 100 |
| Blair Zimmerman | . | 50 | TX | 15 | 20:29:38 | 100 | 05-Feb-00 | 1 | . | 100 |
| Heidi Zimmerman | F | 26 | TX | 33 | 20:19:31 | 100 | 06-Feb-10 | 1 | . | 100 |
| Glen Zirbel | . | 67 | IA | 76 | 28:51:35 | 100 | 07-Feb-98 | 3 | . | 300 |
| Glen Zirbel | . | 65 | IA | 32 | 28:13:10 | 100 | 03-Feb-96 | 3 | . | 300 |
| Glen Zirbel | . | 63 | IA | 21 | 26:15:00 | 100 | 05-Feb-94 | 3 | . | 300 |
| Cheryl Zwarkowski | F | 48 | CA | 130 | 27:45:52 | 100 | 03-Feb-07 | 1 | . | 100 |