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| Name: | Armstrong, Jonathan |
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| Club: | |||
| Residence: | Tucson, AZ | ||
| Year of birth: | 1994 | (Cat. german: M30) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M23) | |
| Nationality: | USA  |
United States | |
| RunnerID: | 2524384 | ||
2 search results (2 Events, 160.934 km). (More)
| 2026 | 1 Event, 80.467 km (More) | ||||
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| 31.01.2026 | AZT Oracle Rumble 50 Mile (USA) | 50mi | |||
| 10:37:39 h | Armstrong, Jonathan | *Tucson, AZ | Overall: 8 | M: 6 | Cat M23: 3 |
| 2025 | 1 Event, 80.467 km (More) | ||||
| 06.12.2025 | Colossal Vail 50 Mile (USA) | 50mi | |||
| 9:25:03 h | Armstrong, Jonathan | *Tucson, AZ | Overall: 9 | M: 9 | Cat M23: 4 |
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 | 2026 | 2025 |
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