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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Kempny, Jiri   Submit Personal Website Send Link 
Club: Vegan Runners UK 
Residence: UK - Par
Year of birth: 1973 (Cat. german: M50)
Date of birth: 18.03.1973 (Cat. internat.: M50)
Nationality: CZE CZE Czech Republic
RunnerID: 899260
 

17 search results (17 Events, 2143.495 km).  (More)

2025 2 Events, 482.802 km  (More)
21.-26.05.2025 South Wales 200 (GBR) 200mi
3d 09:47:00 h Kempny, Jiri Vegan Runners UK  Overall: 39 M: 34 Cat M50: 9
24.-25.01.2025 Arc of Attrition by UTMB - Arc 100 (GBR) 100mi
30:58:54 h Kempny, Jiri   Overall: 134 M: 124 Cat M50: 9
2024 3 Events, 561.659 km  (More)
09.11.2024 Endurancelife Gower Ultra (GBR) 34mi
6:16:10 h Kempny, Jiri   Overall: 20 M: 18 Cat M50: 2
10.-14.08.2024 Race Across Scotland 215 Mile (GBR) 215mi
3d 19:26:38 h Kempny, Jiri Vegan Runners  Overall: 44 M: 36 Cat M50: 6
04.-05.05.2024 Thames Path 100 (GBR) 100mi
23:45:19 h Kempny, Jiri   Overall: 65 M: 60 Cat M50: 10
2023 3 Events, 418.75 km  (More)
04.-05.08.2023 Roseland August Trail – Boyd Rat (GBR) 24h
96.882 km Kempny, Jiri Vegan Runners  Overall: 6 M: 5 Cat M50: 1
10.-11.06.2023 South Downs Way 100 Mile Race (GBR) 100mi
28:27:28 h Kempny, Jiri Vegan Runners  Overall: 151 M: 123 Cat M50: 12
27.-28.01.2023 The Arc of Attrition 100 Mile (GBR) 100mi
32:30:55 h Kempny, Jiri   Overall: 158 M: 135 Cat M45: 35
2022 3 Events, 234.497 km  (More)
16.07.2022 Roseland August Trail – Plague Rat (GBR) 64mi
17:00:50 h Kempny, Jiri   Overall: 31 M: 29 Cat M45: 8
11.06.2022 Dartmoor Discovery 32 Mile Ultra Marathon (GBR) 32mi
5:28:09 h Kempny, Jiri Vegan Runners  Overall: 62 M: 52 Cat M45: 10
29.01.2022 The Arc of Attrition 50 Mile (GBR) 80km
12:42:36 h Kempny, Jiri   Overall: 58 M: 50 Cat M45: 6
2021 2 Events, 154.497 km  (More)
07.08.2021 Roseland August Trail – Plague Rat (GBR) 64mi
17:23:23 h Kempny, Jiri St Austell Running Club  Overall: 53 M: 44 Cat M45: 7
05.06.2021 Dartmoor Discovery 32 Mile Ultra Marathon (GBR) 32mi
5:15:57 h Kempny, Jiri Vegan Runners  Overall: 70 M: 61 Cat M45: 17
2020 1 Event, 64.373 km  (More)
10.10.2020 Atlantic Coast Ultra 40 miler (GBR) 40mi
7:49:08 h Kempny, Jiri   Overall: 5 M: 5 Cat M45: 1
2019 1 Event, 102.998 km  (More)
10.08.2019 Roseland August Trail – Plague Rat (GBR) 64mi
18:45:08 h Kempny, Jiri St Austell Running Club  Overall: 85 M: 70 Cat M45: 16
2017 1 Event, 72.42 km  (More)
08.04.2017 Coastal Trail Series - Exmoor Ultra Plus (GBR) 45mi
11:18:17 h Kempny, Jiri   Overall: 24 M: 22 Cat M40: 6
2016 1 Event, 51.499 km  (More)
13.08.2016 Roseland August Trail – Black Rat (GBR) 32mi
8:20:16 h Kempny, Jiri St Austell Running Club  Overall: 122 M: 86 Cat M40: 9

Personal bests

Your list of personal best performances only contains performances of races which can be included into rankings.

In brackets rank in yearly international/national rankings.

 PB 2025 2024 2023 2022 2021 2020 2019 2017 2016

Comparison table

Comparison of performances in races with multiple participations

   2025 2024 2023 2022 2021 2020 2019 2017 2016
Roseland August Trail – Plague Rat 3       17:00:50 17:23:23   18:45:08    
Dartmoor Discovery 32 Mile Ultra Marathon 2       5:28:09 5:15:57        
The Arc of Attrition 100 Mile 2 30:58:54   32:30:55