Skip to Content

UTMB World Series Events

Select the event you're interested in

Register to discover the race

Africa

24 - 26 May 2024

22 - 23 June 2024

North America

29th June 2024

19 - 20 July 2024

20 - 22 September 2024

28 - 29 September 2024

11 - 12 October 2024

07 - 09 November 2024

11 - 13 April 2025

25 - 26 April 2025

South America

02 - 04 August 2024

19 - 22 September 2024

09 - 12 May 2024

Asia

12 - 13 October 2024

17 - 20 October 2024

08 - 10 November 2024

16 - 17 November 2024

05 - 08 December 2024

03 - 05 May 2024

19 - 21 April 2024

Oceania

28 - 30 November 2024

15 - 16 February 2025

16 - 19 May 2024

MY UTMB

Sean O'BRIEN

Nationality

United States

Age

20-34 Men

UTMB Index

Index

20K

50K

100K

100M

572

-

-

572

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

02.19.2023

Black Canyon Ultras 2023 - 100K

100K

99.9 KM
1720 M+

11:59:29

137 / 705

94 / 518

04.09.2022

Zion 2022 - Zion 100k

100K

102.5 KM
1680 M+

13:09:46

17 / 235

13 / 168

08.21.2021

TWISTED BRANCH TRAIL RUN 2021

100K

102.5 KM
3260 M+

15:59:01

49 / 108

42 / 85

11.21.2020

JFK 50 MILE 2020

50K

81.8 KM
1350 M+

09:27:49

187 / 636

160 / 474

08.05.2017

Angeles Crest 100 Mile Endurance Run 2017

100M

152.6 KM
7220 M+

-

DNF

DNF

10.03.2015

ROCK-CREEK STUMPJUMP 2015

50K

50 KM
1850 M+

06:13:45

23 / 223

20 / 177

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..