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UTMB World Series Events

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South America

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

20 - 22 March 2026

North America

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

04 - 06 March 2027

08 - 11 April 2027

22 - 25 April 2027

14 - 16 May 2027

Asia

11 - 13 September 2026

11 - 13 September 2026

02 - 04 October 2026

16 - 18 October 2026

06 - 08 November 2026

13 - 15 November 2026

27 November - 06 December 2026

10 - 12 December 2026

08 - 10 January 2027

18 - 21 June 2026

12 - 14 June 2026

30 April - 03 May 2026

10 - 12 April 2026

14 - 15 March 2026

06 - 08 March 2026

Oceania

26 - 28 November 2026

13 - 14 February 2027

13 - 16 May 2027

Africa

27 - 30 May 2027

MYUTMB

Wirachai CHONWATTANA

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Wirachai CHONWATTANA

Thailand

35-39 Men

100K

Unavailable UTMB Index

100M

Unavailable UTMB Index

How does the calculation work?

Evolution

Results

2026

June 21

50K

ELEPHANT 50K

Kao Pratubchang Trail

Cat.

50K

country

Distance

50 KM

970 M+

Time

10:32:45

Rank

81

160

Gender

68

124

2025

July 20

20K

Amico KYD

Amico Trail s1

Cat.

20K

country

Distance

31 KM

1500 M+

Time

06:25:53

Rank

54

112

Gender

43

84

May 18

20K

Phatad30

Phatad Trail 2025

Cat.

20K

country

Distance

30.9 KM

1810 M+

Time

08:56:41

Rank

53

80

Gender

43

63

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

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