Andy Holak
ID 68411
Born : 1968 Cat. M55 Ultrarunner since 1994 USA
48
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
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
2
Countries visited ?AUTAustriaUSAUnited States
9,2%
Rank quotient ?This runner's calculation uses 53 eligible race(s): Σ(rank − 1) = 682; Σ finishers = 7 436. 682 / 7 436 × 100 = 9.17%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed53
Km — ultra races3 951 km
> 100 km6
> 160 km6
Longest race160,9 km
35th Superior Fall Trail Races 100 Mile — 5/9/2025

Km per year (ultra races)

2022
2023
2024
211
2 races
2025
51
1 race
2026

Race types (share of distance)

Road2,5%
Trail97,5%

Wins & podiums (ultra)

🏆 Win11
🏆 Win M11
🏅 Top 322
🏅 Top 3 M22
Longest winning streak3
Current streak0

Records

50 km3h49'26100 km8h35'5450 mi6h46'01100 mi23h07'366 h49,89 km

HISTORY

53 race(s)
DateRacePerf.Rk
2026
08.08 51km AUT7. KAT100 - Marathon Trail 8:05:32 h136
2025
05.09 100mi USA35th Superior Fall Trail Races 100 Mile 29:54:16 h43
16.08 50km USA17th Marquette Trail 50 km 6:01:09 h18
2019
30.06 6h USA1st Chester Park 6 Hour Trail Race 49.889 km3 🥉
27.04 50km USA12th Chippewa Moraine 50km Ultra Marathon 4:52:14 h15
2017
03.09 50km USA5th The Rut Mountain Runs 9:22:33 h159
2015
01.11 50km USA1st Hixon 50 4:53:26 h7
2011
26.11 28mi USA27th Quad Dipsea Trail Run 4:42:41 h12
29.10 50km USA4th Surf the Murph 50 km Run 4:33:00 h3 🥉
02.07 50km USA18th Afton Trail Run 50K 5:09:12 h5
2010
10.09 100mi USA20th Superior Fall Trail Races 100 Mile 32:23:49 h13
10.07 50km USA7th Dances with Dirt - Devil's Lake 50K Ultra 4:32:43 h1 🏆
2009
24.10 50mi USA2nd Endurance Challenge - Wisconsin Trail 50 Miles 6:46:01 h4
25.07 50mi USA28th Minnesota Voyageur Trail 50 Mile Ultra 7:16:28 h1 🏆
19.06 50mi USA18th Bighorn Mountain Wild & Scenic 50mi Trail Run 9:06:50 h3 🥉
16.05 50km USA7th Superior Spring 50 km Trail Race 4:16:09 h2 🥈
25.04 50km USA2nd Chippewa Moraine 50km Ultra Marathon 3:59:40 h1 🏆
2007
28.07 50mi USA26th Minnesota Voyageur Trail 50 Mile Ultra 7:30:39 h1 🏆
07.07 50km USA14th Afton Trail Run 50K 4:13:09 h2 🥈
2006
25.11 28mi USA22nd Quad Dipsea Trail Run 4:37:57 h10
29.07 50mi USA25th Minnesota Voyageur Trail 50 Mile Ultra 8:06:09 h5
24.06 100mi USA33th Western States 100 Mile Endurance Run 25:56:38 h72
13.05 50mi USA25th Ice Age Trail 50 Mile Run 6:55:40 h1 🏆
2005
26.11 28mi USA21st Quad Dipsea Trail Run 4:39:19 h9
10.09 50mi USA15th Superior Fall Trail Races 50 Mile 8:40:27 h1 🏆
30.07 50mi USA24th Minnesota Voyageur Trail 50 Mile Ultra 8:37:56 h4
02.07 50km USA12th Afton Trail Run 50K 4:38:18 h5
14.05 50mi USA24th Ice Age Trail 50 Mile Run 7:40:20 h5
23.04 50km USA15th Trail Mix Race 3:57:47 h6
2004
27.11 28mi USA20th Quad Dipsea Trail Run 4:49:31 h9
21.08 100mi USA22nd Leadville Trail 100 Mile 23:36:43 h22
24.07 50mi USA23rd Minnesota Voyageur Trail 50 Mile Ultra 7:34:36 h5
03.07 50km USA11th Afton Trail Run 50K 4:25:52 h3 🥉
08.05 50mi USA23th Ice Age Trail 50 Mile Run 7:09:29 h3 🥉
24.04 50km USA14th Trail Mix Race 3:49:26 h5
2003
18.10 100km USA17th Edmund Fitzgerald 100K Road Race 8:35:54 h5
26.07 50mi USA22nd Minnesota Voyageur Trail 50 Mile Ultra 9:14:41 h2 🥈
17.05 50km USA1st Superior Spring 50 km Trail Race 4:29:24 h5
18.04 50mi USA13th Ouachita Trail 50 Mile 8:20:53 h1 🏆
2002
13.10 50mi USA16th Glacial Trail 50 Mile Race 7:35:43 h1 🏆
27.07 50mi USA21st Minnesota Voyageur Trail 50 Mile Ultra 7:47:49 h1 🏆
29.06 100mi USA29th Western States 100 Mile Endurance Run 23:07:36 h59
2001
08.09 100mi USA11th Superior Fall Trail Races 100 Mile 23:27:06 h1 🏆
10.05 50mi USA20th Ice Age Trail 50 Mile Run 6:56:30 h4
21.04 50km USA12th Trail Mix Race 4:16:12 h7
2000
25.11 28mi USA16th Quad Dipsea Trail Run 4:45:07 h10
30.07 50km USA4th Mount Rushmore Trail 50 km Run 5:45:00 h1 🏆
1999
24.07 50mi USA18th Minnesota Voyageur Trail 50 Mile Ultra 8:27:53 h3 🥉
08.05 50mi USA18th Ice Age Trail 50 Mile Run 7:24:32 h13
1998
18.04 50km USA9th Trail Mix Race 4:04:08 h7
1997
26.07 50mi USA16th Minnesota Voyageur Trail 50 Mile Ultra 8:16:25 h2 🥈
17.05 50mi USA16th Ice Age Trail 50 Mile Run 7:38:25 h16
1994
20.08 50km USA1st Machickanee 50 km Trail Run 4:19:27 h3 🥉