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UTMB World Series Events

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North America

16 - 18 April 2026

23 - 26 April 2026

15 - 17 May 2026

27 - 28 June 2026

23 - 25 July 2026

14 - 16 August 2026

21 - 23 August 2026

10 - 12 September 2026

17 - 20 September 2026

01 - 03 October 2026

08 - 11 October 2026

13 - 15 November 2026

09 - 12 April 2026

Asia

30 April - 03 May 2026

12 - 14 June 2026

18 - 21 June 2026

11 - 13 September 2026

11 - 13 September 2026

02 - 04 October 2026

16 - 18 October 2026

06 - 08 November 2026

13 - 15 November 2026

28 November - 06 December 2026

10 - 12 December 2026

10 - 12 April 2026

14 - 15 March 2026

06 - 08 March 2026

Oceania

14 - 17 May 2026

26 - 28 November 2026

13 - 14 February 2027

Africa

29 - 31 May 2026

South America

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

20 - 22 March 2026

MYUTMB

Will O'SULLIVAN

Nationality

Australia

Age

35-39 Men

UTMB Index

Index

20K

50K

100K

100M

372

371

-

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

03.29.2025

Buffalo Stampede Festival 2025 - Bright 20km SkyRun

20K

20 KM
1278 M+

03:37:51

515 / 739

366 / 459

04.01.2023

Buffalo Stampede Festival 2023 - Bright 20km SkyRun

20K

20 KM
1285 M+

02:31:18

59 / 463

52 / 283

04.02.2022

Buffalo Stampede Festival 2022 - Bright 20km SkyRun

20K

20 KM
1285 M+

02:37:51

71 / 393

49 / 222

Statistics

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

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