Skip to Content
UTMB Logo Icon
UTMB® World
UTMB World Series Events

Select the event you're interested in

Register to discover the race

Europe

22 - 25 January 2026

19 - 22 March 2026

19 - 21 March 2026

09 - 12 April 2026

24 - 26 April 2026

01 - 03 May 2026

14 - 17 May 2026

15 - 17 May 2026

23rd May 2026

11 - 14 June 2026

12 - 14 June 2026

18 - 20 June 2026

24 - 28 June 2026

01 - 05 July 2026

09 - 11 July 2026

10 - 12 July 2026

15 - 19 July 2026

17 - 19 July 2026

24 - 26 July 2026

01 - 02 August 2026

06 - 08 August 2026

24 - 30 August 2026

10 - 13 September 2026

11 - 13 September 2026

18 - 20 September 2026

24 - 27 September 2026

30 - 31 October 2026

30 October - 01 November 2026

07 - 09 November 2025

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

Michael O'DONNELL

Nationality

United States of America

Age

50-54 Men

UTMB Index

Index
20K
50K
100K
100M

-

-

-

-

-

Races

date
Race
country
Cat.
Distance /
m+
Time
Rank
Gender
Score
09.03.2017
RUN THE RUT 2017 - 50K
50K
50.5 KM
3200 M+
09:53:12
210 / 379
160 / 272
07.13.2014
LEADVILLE SILVER RUSH 50 2014
50K
76.5 KM
2300 M+
12:06:29
274 / 374
225 / 289
06.14.2014
Bryce Canyon 2014 - 50 Mile
100K
80.5 KM
3050 M+
13:10:23
51 / 130
40 / 86
05.10.2014
QUAD ROCK 2014 - QUAD ROCK 25MI
50K
41 KM
1680 M+
05:36:22
117 / 226
83 / 142
04.04.2014
Zion 2014 - 100 Mile
100M
161 KM
3200 M+
33:29:26
111 / 115
81 / 82
05.11.2013
QUAD ROCK 2013 - QUAD ROCK 50MI
100K
82 KM
3350 M+
12:42:43
88 / 111
73 / 87
06.15.2012
Bighorn Mountain Wild And Scenic Trail Run 2012 - 100M
100M
161.3 KM
5500 M+
33:48:22
115 / 116
91 / 92

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

Cookies preferences

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