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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

14 - 15 March 2026

10 - 12 April 2026

30 April - 03 May 2026

18 - 21 June 2026

11 - 13 September 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

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

Jon BUTTERFIELD

Nationality

United Kingdom

Age

35-39 Men

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UTMB Index

Index

20K

50K

100K

100M

370

372

360

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

09.06.2025

Ribn´ca trail 2025

50K

41.1 KM
1700 M+

07:07:29

62 / 65

46 / 46

06.28.2025

Soča Outdoor Festival 2025 - Soča 25 KM

20K

27.7 KM
830 M+

04:28:12

297 / 404

214 / 263

05.31.2025

Kočevsko Outdoor Festival 2025 - KOF Bear Trail 60k

50K

60 KM
1961 M+

12:52:20

77 / 77

57 / 57

04.26.2025

UTVV SLOVENIA Ultra trail Vipava Valley 2025 - 60 KM - GLADIATOR

50K

60 KM
2700 M+

11:54:04

337 / 398

270 / 310

11.02.2024

OBALA Ultra Trail 2024 - Obala Ultra Trail 35 km

20K

35 KM
970 M+

05:52:46

318 / 334

222 / 227

09.21.2024

Julian Alps Trail Run by UTMB 2024 - Funny Trail 10K

-

10.5 KM
300 M+

02:14:13

216 / 228

86 / 88

06.29.2024

Soča Outdoor Festival 2024 - Triglav 25 KM

20K

25.3 KM
1000 M+

04:52:42

321 / 390

211 / 247

06.01.2024

Kočevsko Outdoor Festival 2024 - KOF Bear Trail 60k

50K

60 KM
1961 M+

12:55:13

81 / 82

68 / 69

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

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