Missing Results?  Name Change/Merge?  
Mark Colby M56
58 Races
Photos
Rank: 77.19%
Age Rank: 85.95%
History
10 Trophies
Grandmaster Ultras - 50K - Littlefield, AZ
Feb 28, 2025
Overall:1 DP:1
5:56:00
Age: 56
Rank: 100.00%
Grandmaster Ultras - 50K - Littlefield, AZ
Feb 16, 2024
Overall:1 DP:1
6:08:00
Age: 55
Rank: 100.00%
Wasatch 100 - 100 Miler - Kaysville, UT
Sep 8, 2023
Overall:155 DP:134
34:50:58
Age: 55
Rank: 59.84%
Sinks Canyon Trail Races - 50K - Lander, WY
Jun 10, 2023
Overall:70 DP:42
9:19:54
Age: 54
Rank: 49.39%
Grandmaster Ultras - 50K - Littlefield, AZ
Feb 11, 2023
Overall:1 DP:1
6:39:23
Age: 54
Rank: 100.00%
Sinks Canyon Trail Races - 50K - Lander, WY
Jun 11, 2022
Overall:19 DP:10
7:04:39
Age: 53
Rank: 62.62%
Salt Flats Endurance Runs - 50 Miler - Wendover, UT
May 6, 2022
Overall:17 DP:14
11:13:54
Age: 53
Rank: 76.53%
Grandmaster Ultras - 50 Miler - Littlefield, AZ
Feb 11, 2022
Overall:2 DP:2
10:06:08
Age: 53
Rank: 95.77%
Crimson Canyons Ultra - 50K - Richfield, UT
Sep 18, 2021
Overall:8 DP:8
6:20:18
Age: 53
Rank: 72.64%
Crimson Canyons Ultra - 50K - Richfield, UT
Sep 26, 2020
Overall:5 DP:5
6:21:21
Age: 52
Rank: 83.37%
Crimson Canyons Ultra - 50 Miler - Richfield, UT
Sep 28, 2019
Overall:4 DP:3
11:43:21
Age: 51
Rank: 88.15%
Sinks Canyon Trail Races - 50K - Lander, WY
Jun 22, 2019
Overall:17 DP:14
6:19:19
Age: 50
Rank: 69.66%
Desert Rats Trail Running Festival by UTMB - 50K - Fruita, CO
Apr 13, 2019
Overall:38 DP:27
5:37:43
Age: 50
Rank: 68.39%
Crimson Canyons Ultra - 50 Miler - Richfield, UT
Sep 29, 2018
Overall:3 DP:3
10:44:46
Age: 50
Rank: 87.26%
Wasatch 100 - 100 Miler - Kaysville, UT
Sep 7, 2018
Overall:84 DP:69
31:40:25
Age: 50
Rank: 66.68%
Skyline Mountain Half, Marathon, 55K - 55K - Eden, UT
Aug 11, 2018
Overall:9 DP:9
7:06:51
Age: 49
Rank: 75.17%
Sinks Canyon Trail Races - 50K - Lander, WY
Jun 23, 2018
Overall:9 DP:9
6:07:53
Age: 49
Rank: 73.52%
Salt Flats Endurance Runs - 50 Miler - Wendover, UT
May 4, 2018
Overall:4 DP:3
9:07:04
Age: 49
Rank: 88.38%
Crimson Canyons Ultra - 47 Miler - Richfield, UT
Oct 14, 2017
Overall:2 DP:2
11:07:56
Age: 49
Less than 10 finishers
Skyline Mountain Half, Marathon, 55K - 55K - Eden, UT
Aug 19, 2017
Overall:16 DP:13
7:23:12
Age: 49
Rank: 72.94%
The Dizzy GOAT - 12hrs - Omaha, NE
Jun 24, 2017
Overall:18 DP:12
48.75
Age: 48
Rank: 71.43%
Skyline Mountain Half, Marathon, 55K - 50K - Eden, UT
Aug 20, 2016
Overall:19 DP:15
6:37:52
Age: 48
Rank: 69.03%
Snow Peaks 50 Mile Trail Run - 50 Miler - Provo, UT
Jun 4, 2016
Overall:56 DP:51
11:39:39
Age: 47
Rank: 69.50%
Salt Flats Endurance Runs - 50 Miler - Wendover, UT
Apr 29, 2016
Overall:4 DP:4
8:44:12
Age: 47
Rank: 85.79%
Skyline Mountain Half, Marathon, 55K - 50K - Eden, UT
Aug 15, 2015
Overall:6 DP:5
6:16:52
Age: 46
Rank: 82.65%
Salt Flats Endurance Runs - 50 Miler - Wendover, UT
Apr 24, 2015
Overall:10 DP:9
9:31:52
Age: 46
Rank: 80.76%
Red Mountain 50K, 30K, Trail Half - 50K - Ivins, UT
Mar 7, 2015
Overall:13 DP:11
6:09:26
Age: 46
Rank: 71.73%
Bryce Canyon Ultras - 100 Miler - Bryce Canyon, UT
Jun 14, 2014
Overall:27 DP:21
29:14:53
Age: 45
Rank: 72.61%
Salt Flats Endurance Runs - 50 Miler - Wendover, UT
Apr 25, 2014
Overall:1 DP:1
9:38:34
Age: 45
Rank: 100.00%
Wasatch 100 - 100 Miler - Kaysville, UT
Sep 6, 2013
Overall:106 DP:95
32:03:46
Age: 45
Rank: 63.65%
Wasatch 100 - 100 Miler - Kaysville, UT
Sep 7, 2012
Overall:72 DP:63
29:06:58
Age: 44
Rank: 67.17%
El Vaquero Loco - 50K - Afton, WY
Aug 11, 2012
Overall:13 DP:11
6:54:00
Age: 43
Rank: 72.36%
Zion Ultra Marathons & Trail Half Marathon - 100 Miler - Virgin, UT
May 11, 2012
Overall:17 DP:15
24:39:22
Age: 43
Rank: 74.74%
Wasatch 100 - 100 Miler - Kaysville, UT
Sep 9, 2011
Overall:40 DP:37
28:00:47
Age: 43
Rank: 69.73%
Speedgoat 50k by UTMB - 50K - Snowbird Resort, UT
Jul 30, 2011
Overall:33 DP:30
7:26:33
Age: 42
Rank: 82.82%
Snow Peaks 50 Mile Trail Run - 50 Miler - Provo, UT
Jun 4, 2011
Overall:22 DP:21
10:43:26
Age: 42
Rank: 84.01%
Red Mountain 50K, 30K, Trail Half - 50K - Ivins, UT
Apr 23, 2011
Overall:17 DP:15
5:17:59
Age: 42
Rank: 68.04%
Antelope Island Buffalo Run - 25K - Syracuse, UT
Mar 25, 2011
Overall:11 DP:9
2:09:04
Age: 42
Rank: 89.36%
Goblin Valley - 50K - Green River, UT
Oct 23, 2010
Overall:13 DP:9
4:00:19
Age: 42
Rank: 75.85%
Wasatch 100 - 100 Miler - Kaysville, UT
Sep 10, 2010
Overall:50 DP:48
28:35:56
Age: 42
Rank: 71.16%
Snow Peaks 50 Mile Trail Run - 50 Miler - Provo, UT
Jun 5, 2010
Overall:117 DP:96
13:47:16
Age: 41
Rank: 58.63%
Sapper Joe Trail Race - 50K - Riverton, UT
May 29, 2010
Overall:3 DP:3
5:07:52
Age: 41
Rank: 85.27%
Wasatch 100 - 100 Miler - Kaysville, UT
Sep 12, 2009
Overall:59 DP:52
29:36:58
Age: 41
Rank: 62.52%
Speedgoat 50k by UTMB - 50K - Snowbird Resort, UT
Jul 18, 2009
Overall:15 DP:13
7:33:00
Age: 40
Rank: 82.12%
Antelope Island Buffalo Run - 25K - Syracuse, UT
Mar 28, 2009
Overall:6 DP:5
2:07:15
Age: 40
Rank: 90.10%
Sapper Joe Trail Race - 50K - Riverton, UT
Mar 21, 2009
Overall:8 DP:8
5:30:16
Age: 40
Rank: 85.14%
Wasatch 100 - 100 Miler - Kaysville, UT
Sep 8, 2007
Overall:30 DP:25
28:32:25
Age: 39
Rank: 68.63%
Antelope Island Buffalo Run - 50K - Syracuse, UT
Mar 24, 2007
Overall:3 DP:3
4:57:59
Age: 38
Rank: 86.54%
Antelope Island Buffalo Run - 50K - Syracuse, UT
Mar 25, 2006
Overall:7 DP:7
4:51:33
Age: 37
Rank: 83.97%
Goblin Valley - 50K - Green River, UT
Oct 29, 2005
Overall:5 DP:4
4:15:10
Age: 37
Rank: 96.64%
Wasatch 100 - 100 Miler - Kaysville, UT
Sep 10, 2005
Overall:33 DP:29
27:38:05
Age: 37
Rank: 71.39%
Snow Peaks 50 Mile Trail Run - 50 Miler - Provo, UT
Jun 4, 2005
Overall:19 DP:17
10:53:00
Age: 36
Rank: 79.63%
Wasatch 100 - 100 Miler - Kaysville, UT
Sep 11, 2004
Overall:36 DP:34
30:15:00
Age: 36
Rank: 66.45%
Snow Peaks 50 Mile Trail Run - 50 Miler - Provo, UT
Jun 5, 2004
Overall:25 DP:24
10:04:28
Age: 35
Rank: 78.92%
Wasatch 100 - 100 Miler - Kaysville, UT
Sep 6, 2003
Overall:24 DP:23
27:44:38
Age: 35
Rank: 74.89%
Snow Peaks 50 Mile Trail Run - 50 Miler - Provo, UT
Jun 7, 2003
Overall:24 DP:19
10:08:46
Age: 34
Rank: 76.54%
Wasatch 100 - 100 Miler - Kaysville, UT
Sep 7, 2002
Overall:58 DP:54
31:41:04
Age: 34
Rank: 62.72%
Antelope Island Buffalo Run - 25K - Syracuse, UT - DNS
Mar 21, 2014