| Name: | Obrien, John |
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| Club: | |||
| Residence: | Bettendorf, IA | ||
| Year of birth: | 1968 | (Cat. german: M55) | |
| Date of birth: | 19.06.1968 | (Cat. internat.: M55) | |
| Nationality: | USA ![]() |
United States | |
| RunnerID: | 293136 | ||
8 search results (8 Events, 591.719 km). (More)
| 2025 | 1 Event, 40.236 km (More) | ||||
|---|---|---|---|---|---|
| 19.-22.09.2025 | Last Dot Standing Backyard (USA) | 64h | |||
| 40.236 km | Obrien, John | *Bettendorf, IA | Overall: 37 | M: 33 | Cat M55: 2 |
| 2024 | 1 Event, 50 km (More) | ||||
| 20.04.2024 | Loud Thunder 50 km Race (USA) | 50km | |||
| 5:38:39 h | Obrien, John | *Bettendorf, IA | Overall: 16 | M: 11 | Cat M55: 1 |
| 2021 | 1 Event, 80.467 km (More) | ||||
| 30.01.2021 | Arches Ultra 50 Mile Race (USA) | 50mi | |||
| 10:21:45 h | Obrien, John | *Bettendorf, IA | Overall: 32 | M: 23 | Cat M50: 2 |
| 2019 | 1 Event, 50 km (More) | ||||
| 20.04.2019 | Earth Day 50k (USA) | 50km | |||
| 6:21:01 h | Obrien, John | *Bettendorf, IA | Overall: 55 | M: 42 | Cat M50: 4 |
| 2016 | 1 Event, 160.934 km (More) | ||||
| 20.-21.08.2016 | Leadville Trail 100 Mile (USA) | 100mi | |||
| 28:42:08 h | Obrien, John | *Bettendorf, IA | Overall: 199 | M: 170 | Cat M45: 29 |
| 2013 | 1 Event, 65.033 km (More) | ||||
| 04.-05.05.2013 | Cornbelt Running Club 24 Hour Run (USA) | 24h | |||
| 65.033 km | Obrien, John | *Bettendorf, IA | Overall: 34 | M: 26 | Cat M40: 3 |
| 2012 | 2 Events, 145.049 km (More) | ||||
| 27.-28.07.2012 | Around The Lake Ultra 24h (USA) | 24h | |||
| 88.143 km | Obrien, John | *Bettendorf, IA | Overall: 32 | M: 26 | Cat M40: 3 |
| 05.-06.05.2012 | Cornbelt Running Club 24 Hour Run (USA) | 24h | |||
| 56.906 km | Obrien, John | *Bettendorf, IA | Overall: 36 | M: 28 | Cat M40: 5 |
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 | 2021 | 2019 | 2016 | 2013 | 2012 | |
|---|---|---|---|---|---|---|---|---|
| 24h | 88.143 |
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65.033
(3441/726) |
88.143
(2984/364) |
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2021 | 2019 | 2016 | 2013 | 2012 | ||
|---|---|---|---|---|---|---|---|---|
| Cornbelt Running Club 24 Hour Run | 2 | 65.033 | 56.906 |





