Mark Gilman
ID 1842811
Born : 1972 Cat. M50 Ultrarunner since 2023 USA
31
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
46
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
1
Countries visited ?USAUnited States
26,3%
Rank quotient ?This runner's calculation uses 31 eligible race(s): Σ(rank − 1) = 494; Σ finishers = 1 878. 494 / 1 878 × 100 = 26.30%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed31
Km — ultra races2 656 km
> 100 km8
> 160 km5
> 24h1
Longest race160,9 km
6th Forgotten Florida 100 Mile Race — 31/1/2026

Km per year (ultra races)

2022
313
5 races
2023
497
7 races
2024
1 152
11 races
2025
695
8 races
2026

Race types (share of distance)

Road28,0%
Trail68,2%
Elim.3,8%

Wins & podiums (ultra)

🏆 Win1
🏆 Win M1
🏅 Top 34
🏅 Top 3 M6
Longest winning streak1
Current streak1

Records

50 km5h18'23100 km17h04'2350 mi10h58'02100 mi22h28'0012 h96,56 kmBackyard15 loops

HISTORY

31 race(s)
DateRacePerf.Rk
2026
15.08 8h USA2nd 8 Hours of Berm 62.764 km1 🏆
11.07 100km USA6th Vero Beach Octopus 100 km Ultra 17:24:40 h6
30.05 100km USA5th Rabid Raccoon 100 km 17:04:23 h114
25.04 50mi USA3rd Skunk Ape 50 Mile Endurance Run 11:35:51 h17
04.04 50km USA32nd Croom Trail 50K I'm Not A Fool Run 5:45:20 h18
07.03 33mi USA14th Long Play Trail Race 6:52:20 h27
14.02 12h USA13th Whispering Pines 12 Hours 87.290 km3 🥉
31.01 100mi USA6th Forgotten Florida 100 Mile Race 24:52:20 h18
2025
06.12 100mi USA3rd Festivus 100 Miler Trail Run 23:03:19 h6
08.11 100mi USA3rd Tampa Bay 100 Mile 22:28:00 h4
18.10 50km USA8th The Itch 50km Race 6:27:56 h10
04.10 50km USA4th Arches Marathon 6:50:10 h38
26.07 80mi USA4th The Trident 19:25:24 h10
26.04 100mi USA2nd Skunk Ape 100 Mile Endurance Run 24:45:41 h4
05.04 50km USA31st Croom Trail 50K I'm Not A Fool Run 6:01:04 h9
08.03 74mi USA1st Florida Death Race 17:40:38 h22
15.02 60km USA4th Skunk Ape's Revenge 60 km 7:48:37 h17
18.01 100mi USA15th Long Haul 100 Mile Ultra-Marathons 22:30:49 h28
04.01 50km USA15th Croom Zoom 50 km Run 5:36:51 h18
2024
23.11 45km USA4th Colt 45 km Trail Run 5:37:11 h7
16.11 Backyard Ultra USA3rd Last of The Felascans 100.590 km (15h)8
26.10 50km USA9th Gate2Gate Trail Race 5:27:56 h6
31.08 46mi USA11th Pinellas Trail Challenge 9:29:45 h44
18.05 50mi USA16th Keys100 Ultra-Marathons 50mi 10:58:02 h5
10.02 12h USA11th Whispering Pines 12 Hours 96.560 km2 🥈
27.01 50km USA3rd Monroe Cross Trail 50 km Ultra 5:56:40 h10
2023
16.12 7h USA1st RunFluent Christmas 60.108 km7
09.12 30mi USA1st Trail Running Festival 5:44:31 h3 🥉
02.09 46mi USA10th Pinellas Trail Challenge 9:11:40 h30
20.05 50mi USA15th Keys100 Ultra-Marathons 50mi 11:33:21 h12
28.01 50km USA8th Clearwater Running Festival 50k Ultra 5:18:23 h21