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Europe

22 - 25 January 2026

19 - 22 March 2026

19 - 21 March 2026

09 - 12 April 2026

24 - 26 April 2026

01 - 03 May 2026

14 - 17 May 2026

15 - 17 May 2026

23rd May 2026

11 - 14 June 2026

12 - 14 June 2026

18 - 20 June 2026

24 - 28 June 2026

01 - 05 July 2026

09 - 11 July 2026

10 - 12 July 2026

15 - 19 July 2026

17 - 19 July 2026

24 - 26 July 2026

01 - 02 August 2026

06 - 08 August 2026

24 - 30 August 2026

10 - 13 September 2026

11 - 13 September 2026

18 - 20 September 2026

24 - 27 September 2026

30 - 31 October 2026

07 - 09 November 2025

31 October - 02 November 2025

Oceania

14 - 15 February 2026

14 - 17 May 2026

26 - 28 November 2026

North America

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

15 - 17 May 2026

27 - 28 June 2026

23 - 25 July 2026

14 - 16 August 2026

17 - 20 September 2026

08 - 11 October 2026

13 - 15 November 2026

02 - 04 October 2025

26 - 28 September 2025

Asia

06 - 08 March 2026

10 - 12 April 2026

30 April - 03 May 2026

18 - 21 June 2026

11 - 13 September 2026

10 - 12 December 2026

29 November - 07 December 2025

14 - 16 November 2025

08 - 09 November 2025

17 - 19 October 2025

17 - 19 October 2025

16 - 18 May 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2025

Africa

29 - 31 May 2026

MYUTMB

Jef CLAES

Nationality

Belgium

Age

35-39 Men

UTMB Index

Index
20K
50K
100K
100M

450

448

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-

-

Races

date
Race
country
Cat.
Distance /
m+
Time
Rank
Gender
Score
08.10.2025
Trail Des Fantômes 2025 - TRAIL DES FANTÔMES 25km
20K
25.9 KM
1110 M+
03:36:02
131 / 384
111 / 269
08.11.2023
Trail Des Fantômes 2023 - 18km
20K
18 KM
840 M+
02:41:29
142 / 341
118 / 237
01.21.2023
Houffatrail 2023 - 23km
20K
23 KM
770 M+
02:51:51
244 / 474
195 / 332
01.23.2022
Houffatrail 2022 - 25km
20K
23.2 KM
900 M+
02:47:39
199 / 363
172 / 283
10.17.2021
Trail de Bruxelles 2021 - 21km
20K
21 KM
375 M+
01:58:04
121 / 369
110 / 273
05.01.2021
Houffatrail 2021 - 25km
20K
23.2 KM
830 M+
02:43:49
137 / 209
116 / 171
08.15.2020
Trail Des Fantômes 2020 - 20km
20K
20.6 KM
1060 M+
03:02:01
206 / 781
185 / 556

Statistics

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UTMB® World Series - Ranking of trail runners by performance level on trail running

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