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

07 - 09 November 2025

31 October - 02 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

08 - 11 October 2026

13 - 15 November 2026

02 - 04 October 2025

26 - 28 September 2025

Asia

06 - 08 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

01 - 02 March 2025

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2025

Africa

29 - 31 May 2026

MYUTMB

Katarzyna ŁASZCZEWSKA-SZERLE (Katarzyna LASZCZEWSKA SZERLE)

Nationality

Poland

Age

35-39 Women

UTMB Index

Index
20K
50K
100K
100M

312

311

-

-

-

Races

date
Race
country
Cat.
Distance /
m+
Time
Rank
Gender
Score
10.25.2025
Dragon Cross Marathon 2025 - The Little Dragon
20K
21 KM
600 M+
04:15:28
123 / 126
40 / 41
10.04.2025
Bison Ultra-Trail® 2025 - Bison Trail 30
20K
32.9 KM
250 M+
04:47:11
437 / 462
154 / 171
08.10.2025
Chudy Wawrzyniec 2025 - Mala Rycerzowa
20K
20.8 KM
1150 M+
04:44:29
382 / 391
117 / 119
07.10.2025
Ultramarathon Górski - 3 x Sniezka 2025 - Mini
20K
18.6 KM
1040 M+
03:49:53
273 / 306
105 / 124
04.12.2025
International Mountain Relay - Kudowski Running Festival 2025 - Sztafeta Górska
20K
25 KM
1050 M+
04:48:17
103 / 103
37 / 37
10.05.2024
Bison Ultra-Trail® 2024 - Bison Trail 18
20K
18.6 KM
165 M+
02:29:50
306 / 337
109 / 127
05.26.2024
CROSS KAMPINOS 2024 - 13km
-
13 KM
50 M+
01:46:41
96 / 121
41 / 59

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..

Follow the races live