Brittany Klimowicz
ID 64588
Born : 1985 Cat. W40 Ultrarunner since 2006 USA
35
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
53
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
3
Countries visited ?FRAFranceSUISwitzerlandUSAUnited States
65,3%
Rank quotient ?This runner's calculation uses 35 eligible race(s): Σ(rank − 1) = 4 534; Σ finishers = 6 940. 4 534 / 6 940 × 100 = 65.33%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed35
Km — ultra races4 238 km
> 100 km19
> 160 km18
> 200 km1
Longest race217,3 km
25th Badwater Ultramarathon — 11/7/2011

Km per year (ultra races)

2022
261
2 races
2023
2024
2025
290
3 races
2026

Race types (share of distance)

Road8,7%
Trail91,3%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F2
🏅 Top 30
🏅 Top 3 F5
Longest winning streak0
Current streak0

Records

50 km4h34'00100 km17h57'2250 mi9h46'02100 mi22h47'146 h52,08 km12 h72,42 km

HISTORY

35 race(s)
DateRacePerf.Rk
2026
07.08 160km SUI9. Swiss Alps 100 - 100mi 42:55:14 h99
04.07 50mi USA38th Finger Lakes Fifties 50 Mile Run 11:38:05 h21
16.05 50km USA1st Rothrock 10:29:28 h254
2023
22.09 100km USA15th Grindstone 100 km 17:57:22 h233
14.07 100mi USA30th Hardrock Hundred Endurance Run 47:25:47 h105
2021
19.06 100mi USA32th Mohican Trail 100 Mile 32:24:55 h63
2019
04.05 50km USA12th Endurance Challenge - New York Trail 50 km 7:37:10 h238
2018
05.10 100mi USA10th Grindstone 100 Mile 31:38:41 h109
20.07 100mi USA25th Hardrock Hundred Endurance Run 43:35:51 h78
05.05 50mi USA11th Endurance Challenge - New York Trail 50 Miles 12:54:28 h194
2017
06.10 100mi USA9th Grindstone 100 Mile 32:57:25 h131
13.05 50km USA10th Endurance Challenge - New York Trail 50 km 7:39:31 h268
2015
02.10 100mi USA7th Grindstone 100 Mile 35:19:11 h88
2014
19.07 100mi USA26th Vermont 100 Mile Endurance Race 23:49:54 h127
28.06 100mi USA41st Western States 100 Mile Endurance Run 28:56:20 h257
01.06 50mi USA2nd Cayuga Trails 50 Mile Race 12:38:00 h126
03.05 50mi USA7th Endurance Challenge - New York Trail 50 Miles 13:03:35 h217
2013
30.08 168km FRA11ème Ultra Trail Tour du Mont Blanc 41:58:50 h985
14.06 100mi USA1st TARC 100 Mile 28:48:08 h48
04.05 50mi USA6th Endurance Challenge - New York Trail 50 Miles 12:59:31 h187
2012
27.10 100mi USA10th Javelina Jundred 100 Mile Endurance Run 25:54:06 h78
21.01 100mi USA2nd Long Haul 100 Mile Ultra-Marathons 25:42:57 h14
2011
12.11 100mi USA9th Javelina Jundred 100 Mile Endurance Run 22:47:14 h44
08.10 50mi USA1st Gibbet 50 Mile 9:46:02 h8
11.09 50km USA1st The September11th 50K 6:40:00 h23
04.09 12h USA2nd Labor Pain 12 Hour Endurance Trail Run 72.420 km32
11.07 135mi USA25th Badwater Ultramarathon 45:31:11 h78
07.05 50mi USA4th Endurance Challenge - New York Trail 50 Miles 13:23:25 h123
02.04 6h USA1st BUS 6-Hour Run 52.084 km14
05.02 100mi USA19th Rocky Raccoon 100 Mile Trail Runs 23:34:52 h65
22.01 100mi USA1st Long Haul 100 Mile Ultra-Marathon 24:57:13 h7
2010
08.05 50mi USA3rd Endurance Challenge - New York Trail 50 Miles 12:35:30 h85
2009
06.06 100mi USA14th Kettle Moraine 100 Mile Endurance Run 28:34:50 h83
2008
23.08 100mi USA4th Lean Horse Ultra-Marathon 100 Mile 29:34:07 h83
2006
30.09 50km USA1st Russell B. Cheney 4:34:00 h4