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| Name: | Duffy, Brian |
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| Club: | |||
| Residence: | East Helena, MT | ||
| Year of birth: | 1992 | (Cat. german: M30) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M23) | |
| Nationality: | USA  |
United States | |
| RunnerID: | 2335503 | ||
3 search results (3 Events, 149.084 km). (More)
| 2026 | 2 Events, 99.084 km (More) | ||||
|---|---|---|---|---|---|
| 19.-20.06.2026 | Moonlight on Mount Ascension Trail Run (USA) | 12h | |||
| 49.084 km | Duffy, Brian | *East Helena, MT | Overall: 17 | M: 10 | Cat M23: 6 |
| 10.01.2026 | Avalon Benefit 50 Km Run (USA) | 50km | |||
| 5:19:16 h | Duffy, Brian | *East Helena, MT | Overall: 20 | M: 16 | Cat M23: 8 |
| 2025 | 1 Event, 50 km (More) | ||||
| 01.03.2025 | Red Mountain 50K (USA) | 50km | |||
| 5:35:15 h | Duffy, Brian | *East Helena, MT | Overall: 38 | M: 29 | Cat M23: 13 |
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 |
|---|