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UTMB World Series Events

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North America

02 - 04 October 2025

09 - 11 October 2025

22 - 23 November 2025

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

27 - 28 June 2026

24 - 25 July 2026

14 - 16 August 2026

26 - 28 September 2025

18 - 21 September 2025

Asia

17 - 19 October 2025

17 - 19 October 2025

17 - 19 October 2025

08 - 09 November 2025

14 - 16 November 2025

29 November - 07 December 2025

06 - 08 March 2026

15 - 17 May 2026

26 - 28 September 2025

19 - 22 June 2025

01 - 04 May 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 November 2025

18 - 22 March 2026

31 July - 02 August 2026

18 - 21 September 2025

19 - 21 June 2025

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

Willian IANISKI DOS SANTOS

Nationality

France

Age

35-39 Men

UTMB Index

Index

20K

50K

100K

100M

492

494

-

-

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

07.21.2025

Le Défi de la Muzelle 2025 - Le Petit Défi de la Muzelle

20K

50 KM
3000 M+

06:01:35

35 / 261

32 / 119

07.22.2022

Ultra Tour des 4 Massifs 2022 - Ut4M 20 Taillefer

-

11.1 KM
850 M+

01:13:26

6 / 119

6 / 75

Statistics

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

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