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UTMB World Series Events

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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

01 - 03 October 2026

08 - 11 October 2026

13 - 15 November 2026

26 - 28 September 2025

Asia

06 - 08 March 2026

14 - 15 March 2026

10 - 12 April 2026

30 April - 03 May 2026

12 - 14 June 2026

18 - 21 June 2026

11 - 13 September 2026

11 - 13 September 2026

16 - 18 October 2026

06 - 08 November 2026

10 - 12 December 2026

29 November - 07 December 2025

14 - 16 November 2025

17 - 19 October 2025

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

Africa

29 - 31 May 2026

MYUTMB

William LAYEUX

Nationality

France

Age

40-44 Men

UTMB Index

Index

20K

50K

100K

100M

465

464

-

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

04.06.2025

Grenoble Vizille 2025 - Trail 20 km

20K

20 KM
670 M+

01:59:49

255 / 1597

234 / 959

07.22.2023

Ultra Tour des 4 Massifs 2023 - Ut4M 40 Belledonne

50K

48.5 KM
2930 M+

09:21:31

176 / 419

158 / 357

07.22.2022

Ultra Tour des 4 Massifs 2022 - Ut4M 40 Taillefer

20K

26.3 KM
1931 M+

04:15:16

127 / 183

107 / 142

07.15.2021

Ultra Tour des 4 Massifs 2021 - Ut4M 40 Vercors

50K

37.3 KM
2710 M+

08:05:58

144 / 231

124 / 180

Statistics

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

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