Skip to Content

UTMB World Series Events

Select the event you're interested in

Register to discover the race

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

26 - 28 June 2026

31 July - 02 August 2026

18 - 21 September 2025

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

William NGUYEN

Nationality

United States of america

Age

35-39 Men

UTMB Index

Index

20K

50K

100K

100M

541

-

535

522

517

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

11.30.2024

Quad Dipsea 2024

50K

45 KM
3000 M+

06:42:32

157 / 265

116 / 190

09.29.2024

Dick Collins Firetrails 2024 - 50Mi

100K

80.1 KM
2420 M+

10:45:12

23 / 75

15 / 47

08.03.2024

Angeles Crest 100 Mile Endurance Run 2024

100M

161.7 KM
5920 M+

27:31:13

31 / 113

29 / 97

11.05.2023

Rio Del Lago 50K Endurance Run 2023 - Rio Del Lago 100 Mile Endurance Run

100M

160.9 KM
4267 M+

24:55:13

61 / 172

53 / 122

09.24.2023

Dick Collins Firetrails 2023 - 50Mi

100K

80.3 KM
2420 M+

09:52:46

13 / 99

10 / 63

08.07.2023

Skyline 50k 2023 - 50KM

50K

49.9 KM
1430 M+

05:33:08

19 / 137

17 / 94

06.18.2023

The Broken Arrow Skyrace 2023 - 46K

50K

41.2 KM
2596 M+

06:36:43

154 / 527

117 / 357

05.14.2023

Quicksilver Endurance Runs 2023 - 100k

100K

100 KM
3900 M+

14:41:50

34 / 99

28 / 81

09.25.2022

Dick Collins Firetrails 2022 - 50Mi

100K

83.9 KM
2600 M+

10:49:32

21 / 96

17 / 64

08.08.2022

Skyline 50k 2022 - 50KM

50K

49.9 KM
1430 M+

05:42:13

47 / 197

37 / 121

Statistics

Filter by UTMB INDEX

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

Join us

Sponsorship

Race Organisers

Jobs

Stay in Touch

FAQ and Help

Contact Us

Follow us

Terms & conditions

Privacy Policy

©2024 UTMB® all rights reserved. Ultra-Trail® and UTMB® are registered trademarks..

Follow the races live