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UTMB World Series Events

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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

08 - 11 October 2026

13 - 15 November 2026

02 - 04 October 2025

26 - 28 September 2025

Asia

06 - 08 March 2026

13 - 15 March 2026

10 - 12 April 2026

30 April - 03 May 2026

18 - 21 June 2026

11 - 13 September 2026

10 - 12 December 2026

29 November - 07 December 2025

14 - 16 November 2025

08 - 09 November 2025

17 - 19 October 2025

17 - 19 October 2025

16 - 18 May 2025

11 - 20 April 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

Tanya BOLLEN

Nationality

United Kingdom

Age

55-59 Women

UTMB Index

Index

20K

50K

100K

100M

262

221

-

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

08.23.2025

London Summer Walk 2025 - 42km

20K

42 KM
228 M+

08:29:05

101 / 304

50 / 195

05.13.2023

Jurassic Coast Challenge 2023 - Jurassic Coast -1st Half

50K

59.4 KM
1680 M+

14:03:19

238 / 504

95 / 265

09.24.2022

Chilterns 50 2022

50K

50.3 KM
820 M+

10:26:25

349 / 739

142 / 400

Statistics

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

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