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| Name: | Matthews, Isaac |
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| Club: | |||
| Residence: | Friday Harbor, WA | ||
| Year of birth: | 1995 | (Cat. german: M30) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M23) | |
| Nationality: | USA  |
United States | |
| RunnerID: | 2465545 | ||
2 search results (2 Events, 108.58 km). (More)
| 2026 | 1 Event, 58.58 km (More) | ||||
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| 14.03.2026 | Little Backyard Adventure (USA) | 12h | |||
| 58.580 km | Matthews, Isaac | *Friday Harbor, WA | Overall: 18 | M: 15 | Cat M23: 5 |
| 2025 | 1 Event, 50 km (More) | ||||
| 05.09.2025 | Dark Divide 50 km Race (USA) | 50km | |||
| 7:53:45 h | Matthews, Isaac | *Friday Harbor, WA | Overall: 9 | M: 8 | Cat M23: 6 |
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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