Jeff Leuwerke
ID 528685
Born : 1981 Cat. M45 Ultrarunner since 2014 USA
48
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
77
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 ?CANCanadaFRAFranceUSAUnited States
26,8%
Rank quotient ?This runner's calculation uses 49 eligible race(s): Σ(rank − 1) = 1 844; Σ finishers = 6 874. 1 844 / 6 874 × 100 = 26.83%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed49
Km — ultra races7 293 km
> 100 km24
> 160 km23
> 200 km13
Longest race643,7 km
7th The Last Annual Heart of the South Road Race — 11/6/2026

Km per year (ultra races)

527
3 races
2022
307
2 races
2023
599
3 races
2024
584
2 races
2025
901
2 races
2026

Race types (share of distance)

Road6,9%
Trail92,0%
Elim.1,1%

Wins & podiums (ultra)

🏆 Win2
🏆 Win M2
🏅 Top 37
🏅 Top 3 M10
Longest winning streak1
Current streak0

Records

50 km4h05'46100 km13h25'4050 mi8h21'25100 mi23h28'0812 h83,69 km

HISTORY

49 race(s)
DateRacePerf.Rk
2026
11.06 400mi USA7th The Last Annual Heart of the South Road Race 7d 09:43:11 h4
02.01 160mi USA17th Tuscobia Winter 160 Mile Ultramarathon 2d 10:20:00 h4
2025
08.11 12h USA1st NCTRaces: 15x 83.685 km1 🏆
10.07 500km USA20th Last Annual Vol-State 500K Endurance Run 5d 22:37:23 h7
2024
27.12 160mi USA16th Tuscobia Winter 160 Mile Ultramarathon 2d 05:58:00 h1 🏆
08.11 150mi USA12th tBunk Endurance Challenge 150 Mile 43:57:01 h3 🥉
19.10 100km USA16th Wild Duluth 100 km Races 15:18:35 h42
2023
29.12 160mi USA15th Tuscobia Winter 160 Mile Ultramarathon 2d 12:55:00 h8
21.10 50km USA15th Wild Duluth 50 km Races 5:48:33 h36
2022
30.12 160mi USA14th Tuscobia Winter 160 Mile Ultramarathon 2d 09:48:00 h3 🥉
26.08 170km FRA19ème Ultra Trail Tour du Mont Blanc 39:34:44 h813
16.07 100km USA5th Wy'east Howl 100km Race 13:25:40 h22
2021
31.12 160mi USA13th Tuscobia Winter 160 Mile Ultramarathon 2d 10:40:00 h2 🥈
20.08 100mi USA11th Kodiak 100 Mile Ultramarathon 29:12:31 h16
2019
27.12 160mi USA11th Tuscobia Winter 160 Mile Ultramarathon 2d 08:06:00 h5
06.09 100mi USA29th Superior Fall Trail Races 100 Mile 28:15:57 h27
01.06 100mi USA24th Kettle Moraine 100 Mile Endurance Run 23:28:08 h26
27.04 50km USA12th Chippewa Moraine 50km Ultra Marathon 5:47:38 h41
15.02 100mi CAN2nd Actif Epica Ultra Marathon 100 Mile Race 34:06:00 h2 🥈
28.01 135mi USA14th Arrowhead Winter Ultra 2d 00:34:00 h6
2018
28.12 160mi USA10th Tuscobia Winter 160 Mile Ultramarathon 2d 12:18:00 h6
07.09 100mi USA28th Superior Fall Trail Races 100 Mile 28:23:08 h33
28.07 50mi USA37th Minnesota Voyageur Trail 50 Mile Ultra 9:37:26 h68
28.04 50km USA11th Chippewa Moraine 50km Ultra Marathon 4:59:58 h18
29.01 135mi USA13th Arrowhead Winter Ultra 2d 03:00:00 h15
2017
29.12 160mi USA9th Tuscobia Winter 160 Mile Ultramarathon 2d 15:31:00 h4
04.11 8h USA4th Icebox 480 - 8 Hour Run 74.029 km5
21.10 100km USA9th Wild Duluth 100 km Races 15:53:20 h11
08.09 100mi USA27th Superior Fall Trail Races 100 Mile 28:42:41 h33
29.07 50mi USA36th Minnesota Voyageur Trail 50 Mile Ultra 9:40:55 h59
24.06 100mi USA7th Black Hills 100 Mile Run 29:17:00 h26
03.06 100mi USA22nd Kettle Moraine 100 Mile Endurance Run 27:12:38 h61
29.04 50km USA10th Chippewa Moraine 50km Ultra Marathon 5:09:00 h26
07.04 100mi USA9th Zumbro 100 Mile Endurance Run 25:59:34 h8
07.01 80mi USA8th Tuscobia Winter 80 Mile Ultramarathon 21:23:00 h4
2016
30.10 50km USA2nd Hixon 50 5:13:02 h14
09.10 50mi USA30th Glacial Trail 50 Mile Race 8:21:25 h2 🥈
17.09 50km USA3rd The Barkley Fall Classic 10:05:42 h10
30.07 50mi USA35th Minnesota Voyageur Trail 50 Mile Ultra 8:43:25 h23
02.07 50km USA23rd Afton Trail Run 50K 4:26:24 h10
04.06 50km USA6th Chester Woods 50K Trail Run 4:05:46 h5
14.05 50mi USA35th Ice Age Trail 50 Mile Run 8:31:07 h31
23.04 50km USA9th Chippewa Moraine 50km Ultra Marathon 4:57:51 h17
2015
07.11 8h USA2nd Icebox 480 - 8 Hour Run 45.061 km81
01.11 50km USA1st Hixon 50 5:23:30 h14
12.09 50mi USA25th Superior Fall Trail Races 50 Mile 13:18:30 h43
04.07 50km USA22nd Afton Trail Run 50K 5:08:27 h29
2014
26.07 50mi USA33rd Minnesota Voyageur Trail 50 Mile Ultra 11:56:53 h115
26.04 50km USA7th Chippewa Moraine 50km Ultra Marathon 5:46:03 h53