Gert Mertens
Born : 1964 Cat. M60 Ultrarunner since 2003 BEL
61
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
62
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
7
Countries visited ?BELBelgiumESPSpainFRAFranceGERGermanyITAItalyNEDNetherlandsSUISwitzerland
11,7%
Rank quotient ?This runner's calculation uses 150 eligible race(s): Σ(rank − 1) = 1 686; Σ finishers = 14 402. 1 686 / 14 402 × 100 = 11.71%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed154
Km — ultra races10 096 km
> 100 km1
> 160 km1
Longest race177,4 km

Km per year (ultra races)

548
7 races
2022
571
9 races
2023
364
7 races
2024
254
5 races
2025
345
6 races
2026

Race types (share of distance)

Road76,5%
Trail21,7%
Stage1,8%

Wins & podiums (ultra)

🏆 Win36
🏆 Win M36
🏅 Top 381
🏅 Top 3 M81
Longest winning streak4
Current streak0

HISTORY

155 race(s) · 1 stage(s) nested · 7 split(s) nested
DateRacePerf.Rk
2026
09.08 56km GER13. Monschau-Ultra Marathon 5:01:25 h17
14.06 51.4km GER13. Eifelmarathon 51 km Ultra 5:34:55 h40
07.06 46km BELGR Provincie Trail Limburg 4:21:41 h2 🥈
10.05 46km BELGR Provincie Trail Henegouwen 4:15:05 h2 🥈
22.02 46km BELGR Provincietrail Vlaams-Brabant 4:15:25 h2 🥈
24.01 100km NED4 HoHo100 - 100km 8:36:43 h4
2025
10.08 56km GER12. Monschau-Ultra Marathon 4:36:50 h4
15.06 51.4km GER12. Eifelmarathon 51 km Ultra 4:33:06 h5
19.04 50.1km BELGR Provincie Trail West-Vlaanderen 4:01:39 h1 🏆
23.03 46.3km BELGR Provincie Trail Luxemburg 3:57:24 h1 🏆
01.02 50km NED3 HoHo100 - 50km 3:40:53 h4
2024
11.08 56km GER11. Monschau-Ultra Marathon 4:38:09 h3 🥉
29.06 6h NED23 Zes uur van de Haarlemmermeer 64.422 km9
09.06 51.4km GER12. Eifelmarathon 51 km Ultra 4:10:01 h5
24.05 50km NED18. Sri Chinmoy 50 km-Lauf Amsterdam 4:13:06 h9
17.03 50km BELEndurance Day Hamme 50 km 3:49:41 h2 🥈
10.02 45km BELTrailmarathon Het Leen 3:50:41 h3 🥉
20.01 47km BEL9. Bostrails Aalter 3:41:42 h7
2023
13.08 56km GER10. Monschau-Ultra Marathon 7:12:48 h79
08.07 12h BELStart to Ultra 68.200 km1 🏆
02.07 50km BEL50km Veldegem 3:47:34 h5
24.06 6h NED22 Zes uur van de Haarlemmermeer 69.489 km3 🥉
11.06 51.4km GER11. Eifelmarathon 51 km Ultra 4:14:25 h3 🥉
03.06 50km NED17. Sri Chinmoy 50 km-Lauf Amsterdam 3:47:30 h1 🏆
21.05 6h BELUltraloopfestival Brugge - 6h B 73.602 km1 🏆
13.05 6h BEL6 uur Challenge van Hamme 71.791 km1 🏆
05.03 50mi BELEndurance Day Hamme 50 mi 6:34:40 h1 🏆
2022
01.10 6h NED2022 Sri Chinmoy 6 hours Amsterdam 68.405 km4
14.08 56km GER9. Monschau-Ultra Marathon 4:36:59 h2 🥈
25.06 6h NED6 uren van de Haarlemmermeer 73.470 km3 🥉
12.06 51.4km GER10. Eifelmarathon 51 km Ultra 4:06:31 h3 🥉
21.05 50km NED2022 Sri Chinmoy 50km Amsterdam 3:42:48 h3 🥉
14.05 6h BEL6 uur Challenge van Hamme 71.092 km1 🏆
03–07.04 177.4km/5stages GER2. Die Bergischen 5 Kindergartenrunde 20:00:46 h1 🏆
2021
20.11 6h BEL6 hour Challenge of Hamme 73.225 km3 🥉
02.10 6h NEDSri Chinmoy 6 hours Amsterdam 77.372 km1 🏆
25.09 6h NED6 uren van de Haarlemmermeer 70.262 km1 🏆
04.07 50km NEDSri Chinmoy 50km Amsterdam 3:54:19 h1 🏆
2020
01.03 50km NED50 km ultraloop Stein 3:43:21 h3 🥉
2019
03.11 50km GER21. 50 km Herbstwaldlauf - Ultramarathon in Bottrop 3:38:57 h2 🥈
28.09 6h NEDSelf Transcendence 6 hours Amsterdam 74.749 km1 🏆
11.08 56km GER8. Monschau-Ultra Marathon 4:15:37 h4
29.06 6h NED6 uren van de Haarlemmermeer 68.308 km1 🏆
16.06 51.4km GER7. Eifelmarathon 51 km Ultra 3:59:39 h1 🏆
25.05 50km NEDSelf Transcendence 50km Amsterdam 3:57:16 h7
19.01 46km BELBossen van Vlaanderen Trail 3:35:30 h8
2018
04.11 50km GER20. 50 km Herbstwaldlauf - Ultramarathon in Bottrop 3:37:43 h3 🥉
06.10 6h NEDSelf Transcendence 6 hours Amsterdam 58.164 km18
12.08 56km GER7. Monschau-Ultra Marathon 4:30:28 h15
30.06 6h NED6 uren van de Haarlemmermeer 74.558 km2 🥈
10.06 51.4km GER6. Eifelmarathon 51 km Ultra 3:50:29 h2 🥈
25.03 6h FRALes 6 heures de Loos 76.776 km2 🥈
04.03 6h NED23e Zes uurs ultraloop Stein 52.518 km24
20.01 45km BELBossen van Vlaanderen Trail 3:36:32 h6
2017
05.11 50km GER19. 50 km-Ultramarathon in Bottrop 3:30:34 h4
09.09 50km NED42. RUN Winschoten 100 km - 50km Split 3:41:19 h10
09.09 100km NED42. RUN Winschoten 100 km 8:53:21 h24
13.08 56km GER6. Monschau-Ultra Marathon 4:11:07 h6
24.06 6h NED6 uren van de Haarlemmermeer 78.300 km2 🥈
11.06 51.4km GER5. Eifelmarathon 51 km Ultra 3:49:46 h1 🏆
13.05 50km NED7. 50 km UltraRun van Gieten 3:25:03 h2 🥈
19.03 50km NED5 tot 50 van Krimpen 3:31:12 h1 🏆
05.03 6h NED22de Zes uurs ultraloop Stein 80.473 km3 🥉
2016
27.11 100km ESP100km Los Alcazares, combined IAU & WMA & open race 7:35:49 h55
27.11 100km ESP100km Los Alcazares, WMA 100 km WC 7:35:49 h21
27.11 100km ESP100km Los Alcazares, IAU 100 km WC 7:35:49 h53
06.11 50km GER18. 50 km-Ultramarathon in Bottrop 3:29:22 h1 🏆
28.08 53.5km BELKlavertje Vier Marathon 4:05:58 h1 🏆
14.08 56km GER5. Monschau-Ultra Marathon 4:05:27 h3 🥉
25.06 6h NED6 uren van de Haarlemmermeer 78.897 km1 🏆
12.06 51.4km GER4. Eifelmarathon 51 km Ultra 3:47:56 h2 🥈
28.05 50km NEDSelf Transcendence 50km Amsterdam 3:33:29 h2 🥈
21.05 6h NED12e Zes uur van Steenbergen 78.979 km4
05.05 100km FRA41ème Steenwerck 100km course de jour 7:51:41 h3 🥉
16.04 60km NED10e Limburgs Zwaarste 60km 4:55:24 h1 🏆
20.03 6h FRALes 6 heures de Loos 82.082 km2 🥈
06.03 6h NED21de Zes uurs ultraloop Stein 83.462 km3 🥉
2015
08.11 50km GER17. 50 km-Ultramarathon in Bottrop 3:28:11 h4
12.09 50km NED40. RUN Winschoten 100 km - 50km Split 3:39:03 h72
12.09 100km NEDIAU 100km EC (RUN Winschoten 100 km) 7:37:27 h47
12.09 100km NEDIAU 100km WC (RUN Winschoten 100 km) 7:37:27 h63
12.09 100km NED40. RUN Winschoten 100 km - open race 7:37:27 h67
09.08 56km GER4. Monschau-Ultra Marathon 4:07:20 h6
11.07 6h BEL5° 6 uur van Aalter 62.654 km23
27.06 6h NED6 uren van de Haarlemmermeer 81.043 km1 🏆
14.06 51.4km GER3. Eifelmarathon 51 km Ultra 3:48:56 h2 🥈
06.06 50km NEDSelf Transcendence 50km Amsterdam 3:23:55 h1 🏆
29.03 6h FRALes 6 heures de Loos 78.260 km1 🏆
01.03 6h NED20de Zes uurs ultraloop Stein 82.536 km2 🥈
2014
02.11 50km GER16. 50 km-Ultramarathon in Bottrop 3:28:42 h2 🥈
04.10 6h NEDSelf Transcendence 6 uur Amsterdam 80.737 km1 🏆
17.08 50km BEL1. 50 km van Schoten 3:33:01 h4
10.08 56km GER3. Monschau-Ultra Marathon 4:14:19 h4
28.06 50km BEL1. 50 km Ultraloop Maasmechelen 3:30:27 h4
21.06 6h NED6 uren van de Haarlemmermeer 78.494 km1 🏆
15.06 51.4km GER2. Eifelmarathon 51 km Ultra 3:41:16 h2 🥈
31.05 50km NEDSelf Transcendence 50km Amsterdam 3:25:51 h1 🏆
18.05 50km BELLoop van Vlaanderen 3:52:26 h2 🥈
10.05 67km GER8. Bödefelder Hollenlauf 67 km 5:19:47 h6
05.04 60km NED8e Limburgs Zwaarste 60km 4:53:40 h2 🥈
09.03 6h NED19de Zes uurs ultraloop Stein 79.861 km4
2013
10.11 50km GER15. 50 km-Ultramarathon in Bottrop - offener Lauf 3:36:30 h25
05.10 6h NEDSelf Transcendence 6 uur Amsterdam 81.928 km1 🏆
14.09 50km NED38. RUN Winschoten 50 km 3:22:55 h6
11.08 56km GER2. Monschau-Ultra Marathon 4:00:57 h3 🥉
29.06 6h NED6 uren van de Haarlemmermeer 74.169 km1 🏆
09.06 51.4km GER1. Eifelmarathon 51 km Ultra 3:56:20 h1 🏆
03.03 6h NED18de Zes uurs ultraloop Stein 58.970 km78
2012
11.11 50km GER14. 50 km-Ultramarathon in Bottrop 3:27:42 h1 🏆
03.11 50km GER12. Troisdorfer 6h-Lauf - 50km Split 3:46:37 h13
03.11 6h GER12. Troisdorfer 6h-Lauf, offener Lauf 50.000 km158
29.09 6h NEDSelf Transcendence 6 uur Amsterdam 66.459 km9
12.08 56km GER1. Monschau Ultra-Marathon 4:17:46 h6
22.06 100km BEL33. Nacht van West-Vlaanderen, 100km Torhout 7:44:29 h7
02.06 6h NED6 uren van de Haarlemmermeer 83.636 km1 🏆
22.04 100km ITAWMA 100km WC Seregno 7:37:17 h13
22.04 100km ITA21st IAU 100km EC Seregno 7:37:17 h37
22.04 100km ITA26th IAU 100km WC Seregno 7:37:17 h49
04.03 6h NED17de Zes uurs ultraloop Stein 61.611 km76
28.01 50km GER13. 50km-Ultramarathon des RLT Rodgau 3:25:00 h8
2011
12.11 6h GER11. Troisdorfer 6h-Lauf 80.709 km3 🥉
06.11 50km road race GER13. 50 km-Ultramarathon in Bottrop 3:25:27 h3 🥉
01.10 6h NEDSelf Transcendence 6 uur Amsterdam 81.791 km1 🏆
10.09 100km NEDWMA 100km WC (RUN Winschoten 100 km) 8:29:46 h25
10.09 100km NEDIAU 100km EC (RUN Winschoten 100 km) 8:29:46 h62
10.09 100km NEDIAU 100km WC (RUN Winschoten 100 km) 8:29:46 h87
10.09 50km NED36. RUN Winschoten 100 km - 50km Split 3:48:05 h92
10.09 100km NED36. RUN Winschoten 100 km 8:29:46 h92
17.06 100km BEL32. Nacht van West-Vlaanderen, 100km Torhout 7:59:40 h7
04.06 50km NEDSelf Transcendence 50km Amsterdam 3:28:13 h2 🥈
25.04 60km NED11e De Zestig van Texel 4:49:35 h9
02.04 60km NED5e Limburgs Zwaarste 60km 5:40:10 h2 🥈
13.03 6h NED16de Zes uurs ultraloop Stein 66.737 km49
2010
13.11 6h GER10. Troisdorfer 6h-Lauf 79.627 km5
25.09 6h NEDSelf Transcendence 6 uur Amsterdam 62.143 km7
18.06 100km BEL31. Nacht van West-Vlaanderen, 100km Torhout 8:12:42 h6
18.04 6h FRALes 6 heures de Loos 54.671 km23
07.03 6h NED15de Zes uurs ultraloop Stein 81.722 km3 🥉
2009
08.11 6h GER9. Troisdorfer 6h-Lauf 81.250 km2 🥈
12.09 50km NED34. RUN Winschoten 50 km 3:26:40 h2 🥈
19.06 50mi BELIAU 100km WC Torhout (30. Nacht van West-Vlaanderen) - 50mi split 6:25:29 h54
19.06 100km BELIAU 100km EC Torhout (30. Nacht van West-Vlaanderen) 8:00:09 h35
19.06 100km BELIAU 100km WC Torhout (30. Nacht van West-Vlaanderen) 8:00:09 h48
23.05 50km NEDSelf Transcencence 50km Amsterdam 3:37:06 h1 🏆
2008
20.06 100km BEL29. Nacht van Vlaanderen, 100km Torhout 8:20:09 h9
31.05 6h NED6 uren van de Haarlemmermeer 79.829 km1 🏆
03.05 6h NED4e Zes uur van Steenbergen 77.728 km1 🏆
05.04 50km NEDSelf Transcencence 50km Amsterdam 3:33:51 h2 🥈
02.03 6h NED13de Zes uurs ultraloop Stein 80.089 km6
2007
28.07 78km SUI22. Swiss Alpine Marathon 7:39:08 h39
25.03 6h NED3e Zes uur van Steenbergen 78.485 km3 🥉
2006
11.03 6h NEDZes uur ultraloop D.T.S. 72.906 km2 🥈
2005
23.04 50km BEL50 km van Vlaanderen 3:37:38 h7
2004
14.02 50km BELDe 50 km van Zolder 3:56:28 h21
2003
11.05 6h NED5e Zes uurloop Breda ValkenbergRUN 70.476 km9