Robert Mann
Born : 1971 Cat. M55 Ultrarunner since 2005 USA
51
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
72
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
53,1%
Rank quotient ?This runner's calculation uses 83 eligible race(s): Σ(rank − 1) = 4 484; Σ finishers = 8 446. 4 484 / 8 446 × 100 = 53.09%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed83
Km — ultra races7 667 km
> 100 km23
> 160 km21
> 24h1
Longest race160,9 km

Km per year (ultra races)

261
2 races
2022
375
4 races
2023
161
1 race
2024
241
2 races
2025
2026

Race types (share of distance)

Road0,7%
Trail99,3%

Wins & podiums (ultra)

🏆 Win1
🏆 Win M1
🏅 Top 31
🏅 Top 3 M1
Longest winning streak1
Current streak0

HISTORY

83 race(s)
DateRacePerf.Rk
2025
11.10 100mi USA26th Heartland 100 Mile Race 28:41:46 h23
26.07 50mi USA44th Minnesota Voyageur Trail 50 Mile Ultra 12:51:56 h91
2024
28.06 100mi USA4th The Yeti 100 Mile Endurance Run-Washington 26:52:59 h48
2023
18.11 100km USA9th Dinosaur Valley Endurance Run 100 km 17:01:47 h59
18.11 100mi USA9th Dinosaur Valley Endurance Run 100 Mile 28:51:08 h25
21.10 12h USA6th Loopet Loppet 12 Hour Run 64.373 km25
07.10 50km USA3rd Fire Tower 50 km Trail Race 6:14:03 h22
2022
14.10 100km USA5th Mines of Spain 100 km Race 16:10:37 h31
30.07 100mi USA4th Badger Trail Races by Ten Junk Miles Racing 29:46:29 h51
2021
06.11 100mi USA2nd Rim to River 100 Mile Race 31:09:27 h128
09.10 12h USA4th Loopet Loppet 12 Hour Run 75.478 km13
10.09 50mi USA31th Superior Fall Trail Races 50 Mile 14:19:04 h41
2020
06.06 100mi USA6th The Loco Go Big or Go Home Challenge 100M 28:59:32 h18
2019
19.10 100mi USA2nd Savage 100 Mile Race 29:58:21 h15
02.06 50km USA8th Big Basin - Skyline to the Sea 50 km 5:52:09 h51
2018
27.10 100mi USA16th Javelina Jundred 100 Mile Endurance Run 27:45:34 h267
20.05 50km USA31th Ohlone 50K Wilderness Run 7:23:24 h68
03.02 100km USA5th Ordnance 100K 16:01:24 h37
2017
23.09 100mi USA5th Mountain Lakes 100 29:16:46 h69
04.06 50km USA6th Big Basin - Skyline to the Sea 50 km 6:48:40 h67
04.02 100km USA4th Ordnance 100K 16:01:59 h43
2016
26.11 28mi USA32nd Quad Dipsea Trail Run 7:33:14 h192
09.09 100mi USA8th Run Woodstock - 100 Mile Hallucination Run 29:23:10 h64
04.06 100mi USA21st Kettle Moraine 100 Mile Endurance Run 27:48:27 h89
05.03 100mi USA4th Razorback 100 Mile Endurance Race 33:22:00 h7
2015
07.11 100mi USA15th Rio Del Lago 100 Mile Endurance Run 27:39:07 h166
30.05 100mi USA3rd San Francisco 100 Mile Endurance Run 29:42:02 h12
31.01 100km USA2nd Ordnance 100K 14:51:55 h23
2014
05.09 100mi USA24th Superior Fall Trail Races 100 Mile 34:47:14 h73
14.06 100mi USA2nd Bryce 100 Mile Trail Run 33:45:18 h73
31.05 50km USA4th Canyon Meadow (Spring) 50 km Trail Run 6:25:07 h33
01.02 100km USA1st Ordnance 100K 16:15:58 h22
11.01 50km USA4th Crystal Springs 50 km Winter Trail Run 6:40:33 h50
2013
16.11 100mi USA5th The Chimera 100 Mile Mountain Race 31:22:45 h69
28.09 50km USA12th Stevens Creek Striders 50K 7:27:20 h34
30.03 68mi USA1st Coyote Cohorts Backbone Trail Ultra 20:55:00 h96
02.02 50km USA1st Fort Ord 50K Trail Run 5:57:55 h26
2012
08.09 50km USA11th Stevens Creek Striders 50K 7:04:18 h28
04.08 50km USA1st Santa Cruz Trail Run 6:53:09 h14
09.06 100mi USA11th San Diego 100 Mile Endurance Run 28:52:55 h85
14.04 50mi USA4th Lake Sonoma 50 Mile Race 11:35:04 h166
2011
03.12 50km USA10th Woodside Trail Run 50K 5:48:59 h33
05.11 100mi USA3rd Ozark Trail 100 Mile Endurance Run 30:48:00 h33
08.10 50mi USA29th Dick Collins Firetrails 50 Mile 10:01:06 h86
09.09 50mi USA21th Superior Fall Trail Races 50 Mile 12:55:21 h16
06.08 100mi USA5th Headlands Hundred 100 Mile Endurance Run 27:28:04 h19
16.07 24h USA1st Cool Moon 24 Hour Run 144.840 km1 🏆
23.04 50km USA37th Lake Waramaug 50km Ultra Marathon 5:15:12 h17
16.04 50mi USAMokelumne River 50 Mile Trail Run 12:00:49 h16
2010
18.12 50km USA6th Rodeo Beach 50km 6:18:46 h33
09.10 50mi USA28th Dick Collins Firetrails 50 Mile 9:41:44 h85
26.09 50km USA8th Santa Cruz Mountains 50 km 6:13:13 h18
15.08 50km USA9th Stevens Creek Striders 50K 6:58:29 h28
23.05 50km USA23rd Ohlone 50K Wilderness Run 7:10:01 h102
08.05 50mi USA27th Quicksilver 50 Mile Endurance Run 10:22:51 h44
2009
10.10 50mi USA27th Dick Collins Firetrails 50 Mile 9:22:43 h69
08.08 50mi USA3rd Headlands Hundred 50 Mile Endurance Run 11:31:49 h48
26.07 50km USA6th Salt Point Trail Run 6:21:14 h7
09.05 50mi USA26th Quicksilver 50 Mile Endurance Run 9:54:45 h39
04.04 50mi USA30th American River 50 Mile Endurance Run 9:29:32 h175
13.03 100km USA2nd Coyote Two Moon Ultras 100 km 18:07:00 h14
2008
15.11 50km USA5th Stinson Beach 50 km 6:37:59 h22
11.10 50mi USA26th Dick Collins Firetrails 50 Mile 9:23:15 h49
27.09 50km USA6th Santa Cruz Mountains 50 km 6:02:40 h11
07.09 50km USA7th Stevens Creek Striders 50K 6:39:34 h10
10.05 50mi USA25th Quicksilver 50 Mile Endurance Run 10:57:18 h57
21.03 100km USA1st Coyote Two Moon Ultras 100 km 19:13:00 h16
16.03 50km USA2nd Montaña de Oro 50 km Race 6:24:04 h17
16.02 50km USA4th Sequoia Trail Run 5:30:18 h19
2007
01.12 50km USA6th Woodside Trail Run 50K 5:19:22 h10
08.09 50km USA6th Stevens Creek Striders 50K 6:43:04 h26
23.06 100mi USA34th Western States 100 Mile Endurance Run 29:45:16 h262
29.04 50mi USA5th Diablo Endurance Run 13:25:51 h51
14.04 50mi USA28th American River 50 Mile Endurance Run 9:13:31 h159
10.03 50km USA18th Way Too Cool 50K Endurance Run 5:22:43 h158
2006
07.10 50mi USA24th Dick Collins Firetrails 50 Mile 10:01:50 h59
20.08 50km USA5th Big Basin Redwoods Trail Run 6:09:25 h8
30.07 50km USA4th Santa Cruz Mountains 50 km 6:06:24 h10
06.05 100km USA11th Miwok 100k Trail race 13:04:43 h127
25.03 50km USA5th Stevens Creek Striders 50K 6:35:05 h23
2005
15.10 50mi USA23rd Dick Collins Firetrails 50 Mile 9:44:25 h54
13.08 50km USA4th Big Basin Redwoods Trail Run 6:11:59 h10
18.06 50km USA3rd Skyline Ridge Trail Run 5:58:09 h12