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UTMB World Series Events

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Asia

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

02 - 04 October 2026

16 - 18 October 2026

06 - 08 November 2026

10 - 12 December 2026

06 - 08 March 2026

29 November - 07 December 2025

14 - 16 November 2025

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

North America

09 - 12 April 2026

16 - 18 April 2026

23 - 25 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

Oceania

14 - 17 May 2026

26 - 28 November 2026

13 - 14 February 2027

Africa

29 - 31 May 2026

MYUTMB

Haydn GWYN

Nationality

United States of America

Age

20-34 Men

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UTMB Index

Index

20K

50K

100K

100M

435

-

434

-

386

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

11.22.2025

JFK 50 MILE 2025

50K

81.8 KM
1350 M+

10:57:33

679 / 1112

547 / 851

08.16.2025

Leadville Trail 100 Run 2025

100M

162.1 KM
4230 M+

29:32:25

299 / 381

246 / 314

11.23.2024

JFK 50 MILE 2024

50K

81.8 KM
1350 M+

12:54:04

1112 / 1120

889 / 895

10.11.2024

Kodiak Ultra Marathons by UTMB 2024 - 100M

100M

159.3 KM
4100 M+

34:48:07

205 / 210

168 / 173

11.20.2023

JFK 50 MILE 2023

50K

81.8 KM
1350 M+

10:55:12

585 / 933

476 / 738

Statistics

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

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