Thomas Dunkerbeck
Born : 1976 Cat. M50 Ultrarunner since 2009 NED
36
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
54
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
8
Countries visited ?ANDAndorraBELBelgiumESPSpainFRAFranceITAItalyNEDNetherlandsSUISwitzerlandUSAUnited States
7,0%
Rank quotient ?This runner's calculation uses 37 eligible race(s): Σ(rank − 1) = 452; Σ finishers = 6 427. 452 / 6 427 × 100 = 7.03%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed37
Km — ultra races3 952 km
> 100 km13
> 160 km4
> 200 km3
Longest race450,0 km

Km per year (ultra races)

447
3 races
2022
578
2 races
2023
161
2 races
2024
59
1 race
2025
100
1 race
2026

Race types (share of distance)

Trail100,0%

Wins & podiums (ultra)

🏆 Win4
🏆 Win M4
🏅 Top 311
🏅 Top 3 M11
Longest winning streak1
Current streak0

HISTORY

37 race(s)
DateRacePerf.Rk
2026
15.05 100km ITA2^ Garda Trentino Trail Extra 100 18:02:41 h38
2025
16.02 59km BELLa Magnetoise 6:59:17 h8
2024
20.03 40mi USA29th The Barkley Marathons 40 Mile 22:08:57 h12
20.03 60mi USA29th The Barkley Marathons 60 Mile Fun Run 36:15:40 h11
2023
08.09 450km ITA5° TOR450 - Tor des Glaciers 5d 23:14:05 h8
16.06 128km FRASamoëns Trail Tour - Ultra Tour des Lacs aux Cimes 21:53:30 h9
2022
13.08 100km BEL6ème Trail des Fantomes 100km 12:52:23 h4
13.07 250km SUI1. Eiger Ultra Trail E250 2d 12:10:31 h12
08.03 60mi USA27th The Barkley Marathons 60 Mile Fun Run 39:27:46 h4
2021
12.09 330km ITA12° Tor des Géants - 330 km Endurance Trail della Valle d'Aosta 4d 01:38:40 h19
2019
23.03 52km BELHADT Hard Aisne Durbuy Trail 5:26:50 h2 🥈
2018
09.06 113km SUIK113 Scenic Trail 17:21:22 h3 🥉
2017
25.08 144km FRA5ème L'Echappée Belle 144km 31:49:14 h9
2016
23.07 105km ESPEpic Trail Aigüestortes 14:28:43 h24
27.05 130km ESPIX. Ultra Trail de l'Emmona 27:22:39 h19
04.03 125km ESPTransgrancanaria 125 km 17:27:16 h39
2015
16.08 75km BEL6ème Trail des Fantomes 75 km 7:53:40 h1 🏆
25.06 170km ANDAndorra Ultra Trail - Ronda dels cims 170 km 37:30:02 h10
30.05 84km FRA5th IAU Trail WC Annecy (4ème La Maxi Race du Lac d'Annecy) 10:32:53 h76
07.03 125km ESPTransgrancanaria 125 km 18:26:53 h35
2014
27.06 80km FRA2ème 80km du Mont-Blanc 13:40:02 h47
06.06 64km FRA13ème Trail Des Allobroges 6:51:11 h4
01.03 125km ESPTransgrancanaria 125 kms 18:22:01 h27
2013
08.12 50km BELHouffatrail 4:38:16 h1 🏆
12.10 60km NED7e Berg en Dal 60 km 5:19:00 h2 🥈
06.07 107km FRA5ème La Montagn'Hard 107 km 18:25:59 h2 🥈
27.04 54km BEL8e Trail La Bouillonnante 5:13:09 h5
03.03 50mi FRA12ème Trail de Vulcain Ultra 9:36:27 h7
2012
19.08 50km BEL3ème Trail des Fantomes 50 km 5:11:32 h4
30.06 88km FRA3ème Ardennes Mega Trail 10:44:37 h3 🥉
31.03 51km BEL1ère Trail des Crêtes de Spa 4:16:57 h2 🥈
2011
27.11 65km BEL16ème Olne-Spa-Olne 6:21:42 h5
21.08 50km BEL2ème Trail des Fantomes 50 km 5:00:27 h1 🏆
02.04 60km NED5e Limburgs Zwaarste 60km 6:16:10 h9
2010
09.10 60km NED4e Berg en Dal 60 km 5:33:10 h3 🥉
20.06 50km NED50 km Veluwezoom Trail 4:35:23 h23
2009
10.10 60km NED3e Berg en Dal 60 km 5:37:23 h1 🏆