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| Name: | Krezinski, Jason |
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| Club: | |||
| Residence: | WI | ||
| Year of birth: | 1973 | (Cat. german: M50) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M50) | |
| Nationality: | USA  |
United States | |
| RunnerID: | 111528 | ||
31 search results (31 Events, 2041.65 km). (More)
| 2025 | 6 Events, 305.475 km (More) | ||||
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| 09.11.2025 | tBunk Endurance Challenge 50 Km (USA) | 31.2mi | |||
| 5:25:27 h | Krezinski, Jason | *WI | Overall: 6 | M: 5 | Cat M50: 2 |
| 12.10.2025 | Glacial Trail 50 km Race (USA) | 50km | |||
| 5:46:55 h | Krezinski, Jason | *WI | Overall: 16 | M: 12 | Cat M50: 1 |
| 30.08.2025 | Badgerland F/X 6 Hour Run (day) (USA) | 6h | |||
| 55.264 km | Krezinski, Jason | *Slinger, WI | Overall: 2 | M: 2 | Cat M50: 1 |
| 24.05.2025 | Bunk House Trail Runs (USA) | 50km | |||
| 5:47:49 h | Krezinski, Jason | Overall: 7 | M: 5 | Cat M50: 1 | |
| 27.04.2025 | Mighty Oak Memorial Run (USA) | 50km | |||
| 6:24:18 h | Krezinski, Jason | *WI | Overall: 4 | M: 2 | Cat M50: 2 |
| 01.02.2025 | John Dick Memorial 50K (USA) | 50km | |||
| 5:34:35 h | Krezinski, Jason | *WI | Overall: 22 | M: 18 | Cat M50: 2 |
| 2023 | 1 Event, 53.816 km (More) | ||||
| 02.09.2023 | Badgerland F/X 6 Hour Run (night) (USA) | 6h | |||
| 53.816 km | Krezinski, Jason | *Fox Lake, WI | Overall: 1 | M: 1 | Cat M45: 1 |
| 2020 | 3 Events, 291.916 km (More) | ||||
| 11.10.2020 | Glacial Trail 50 Mile Race (USA) | 50mi | |||
| 10:08:05 h | Krezinski, Jason | *WI | Overall: 9 | M: 9 | Cat M45: 2 |
| 05.-06.09.2020 | Badgerland F/X 24 Hour Run (USA) | 24h | |||
| 161.449 km | Krezinski, Jason | *Fredonia, WI | Overall: 4 | M: 2 | Cat M45: 1 |
| 25.07.2020 | Bunk House Trail Runs (USA) | 50km | |||
| 5:54:34 h | Krezinski, Jason | *WI | Overall: 5 | M: 5 | Cat M45: 1 |
| 2019 | 1 Event, 50 km (More) | ||||
| 25.05.2019 | Bunk House Trail Runs (USA) | 50km | |||
| 6:03:44 h | Krezinski, Jason | *WI | Overall: 8 | M: 6 | Cat M45: 2 |
| 2017 | 5 Events, 360.934 km (More) | ||||
| 21.10.2017 | The Door County Fall 50 (USA) | 50mi | |||
| 7:23:39 h | Krezinski, Jason | Overall: 5 | M: 4 | Cat M40: 1 | |
| 03.-04.06.2017 | Kettle Moraine 100 km Endurance Run (USA) | 100km | |||
| 12:43:31 h | Krezinski, Jason | *Fredonia, WI | Overall: 14 | M: 12 | Cat M40: 2 |
| 27.05.2017 | Bunk House Trail Runs (USA) | 50km | |||
| 6:05:27 h | Krezinski, Jason | *WI | Overall: 6 | M: 5 | Cat M40: 2 |
| 13.05.2017 | Ice Age Trail 50 Mile Run (USA) | 50mi | |||
| 10:04:46 h | Krezinski, Jason | Overall: 79 | M: 62 | Cat M40: 12 | |
| 08.04.2017 | Mad City 50K Road Race (USA) | 50km | |||
| 4:57:48 h | Krezinski, Jason | *Fredonia, WI | Overall: 15 | M: 11 | Cat M40: 4 |
| 2016 | 3 Events, 284.651 km (More) | ||||
| 05.11.2016 | tBunk Endurance Challenge 50 Mile (USA) | 49.6mi | |||
| 9:02:08 h | Krezinski, Jason | *WI | Overall: 5 | M: 5 | Cat M40: 1 |
| 03.-04.09.2016 | Badgerland F/X 24 Hour Run (USA) | 24h | |||
| 154.828 km | Krezinski, Jason | *Fredonia, WI | Overall: 3 | M: 3 | Cat M40: 1 |
| 28.05.2016 | Bunk House Trail Runs (USA) | 50km | |||
| 5:17:24 h | Krezinski, Jason | *WI | Overall: 1 | M: 1 | Cat M40: 1 |
| 2015 | 2 Events, 114.694 km (More) | ||||
| 11.10.2015 | Glacial Trail 50 km Race (USA) | 50km | |||
| 4:39:28 h | Krezinski, Jason | *WI | Overall: 6 | M: 6 | Cat M40: 2 |
| 05.09.2015 | Badgerland F/X 6 Hour Run (day) (USA) | 6h | |||
| 64.694 km | Krezinski, Jason | *Fredonia, WI | Overall: 1 | M: 1 | Cat M40: 1 |
| 2014 | 1 Event, 108.903 km (More) | ||||
| 30.08.2014 | Badgerland F/X 12 Hour Run (day) (USA) | 12h | |||
| 108.903 km | Krezinski, Jason | *Fredonia, WI | Overall: 1 | M: 1 | Cat M40: 1 |
| 2013 | 1 Event, 58.005 km (More) | ||||
| 31.08.2013 | Badgerland F/X 6 Hour Run (day) (USA) | 6h | |||
| 58.005 km | Krezinski, Jason | *Fredonia, WI | Overall: 3 | M: 3 | Cat M35: 1 |
| 2011 | 2 Events, 113.256 km (More) | ||||
| 09.10.2011 | Glacial Trail 50 km Race (USA) | 50km | |||
| 4:48:50 h | Krezinski, Jason | *WI | Overall: 9 | M: 8 | Cat M35: 3 |
| 03.09.2011 | Badgerland F/X 6 Hour Run (day) (USA) | 6h | |||
| 63.256 km | Krezinski, Jason | *Kewaskum, WI | Overall: 1 | M: 1 | Cat M35: 1 |
| 2008 | 2 Events, 100 km (More) | ||||
| 05.07.2008 | Afton Trail Run 50K (USA) | 50km | |||
| 4:50:53 h | Krezinski, Jason | *Kewaskum, WI | Overall: 18 | M: 16 | Cat M23: 5 |
| 10.05.2008 | Ice Age Trail 50 km Run (USA) | 50km | |||
| 4:48:35 h | Krezinski, Jason | *WI | Overall: 9 | M: 8 | Cat M23: 5 |
| 2007 | 3 Events, 150 km (More) | ||||
| 14.10.2007 | Glacial Trail 50 km Race (USA) | 50km | |||
| 4:52:44 h | Krezinski, Jason | *WI | Overall: 10 | M: 9 | Cat M23: 5 |
| 07.07.2007 | Afton Trail Run 50K (USA) | 50km | |||
| 4:49:56 h | Krezinski, Jason | *Kewaskum, WI | Overall: 11 | M: 10 | Cat M23: 5 |
| 12.05.2007 | Ice Age Trail 50 km Run (USA) | 50km | |||
| 5:32:48 h | Krezinski, Jason | *WI | Overall: 39 | M: 30 | Cat M23: 9 |
| 2006 | 1 Event, 50 km (More) | ||||
| 08.10.2006 | Glacial Trail 50 km Race (USA) | 50km | |||
| 5:43:20 h | Krezinski, Jason | *WI | Overall: 31 | M: 26 | Cat M23: 10 |
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 | 2023 | 2020 | 2019 | 2017 | 2016 | 2015 | 2014 | 2013 | 2011 | 2008 | 2007 | 2006 | |
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| 50km | 4:57:48 |
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4:57:48
(5830/243) |
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| 50mi | 7:23:39 |
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7:23:39
(68/34) |
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| 6h | 64.694 |
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64.694
(571/17) |
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58.005
(1380/61) |
63.256
(658/16) |
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| 12h | 108.903 |
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108.903
(410/24) |
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| 24h | 154.828 |
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154.828
(1126/134) |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2023 | 2020 | 2019 | 2017 | 2016 | 2015 | 2014 | 2013 | 2011 | 2008 | 2007 | 2006 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bunk House Trail Runs | 5 | 5:47:49 | 5:54:34 | 6:03:44 | 6:05:27 | 5:17:24 | ||||||||
| Glacial Trail 50 km Race | 5 | 5:46:55 | 4:39:28 | 4:48:50 | 4:52:44 | 5:43:20 | ||||||||
| Badgerland F/X 6 Hour Run (day) | 4 | 55.264 | 64.694 | 58.005 | 63.256 | |||||||||
| Afton Trail Run 50K | 2 | 4:50:53 | 4:49:56 | |||||||||||
| Ice Age Trail 50 km Run | 2 | 4:48:35 | 5:32:48 | |||||||||||
| Badgerland F/X 24 Hour Run | 2 | 161.449 | 154.828 |