0
Wins
2
Podiums
2
Races
2019
Active since
About
Stephanie Auston is an Australian trail ultrarunner from Newcastle, New South Wales, who has established herself as one of Australia's strongest performers at the 100-mile distance. After two consecutive runner-up finishes in the women's race at the Ultra-Trail Kosciuszko by UTMB 100 Mile in the Snowy Mountains of New South Wales, she claimed the women's title in 2025, completing a hat-trick of top-two finishes at the race. She has competed internationally in major UTMB World Series events and made an international impact at the 2020 Black Canyon 100k alongside the legendary Camille Herron. In 2026 she placed 2nd in the women's race at the Ultra-Trail Australia 100 Mile (22:01) and 9th at Tarawera Ultra-Trail by UTMB 102k. With a UTMB Index of 706, Auston is a consistent top-tier performer across long-distance mountain trail racing.
Notable Wins
- — Ultra-Trail Kosciuszko by UTMB 100 Mile 2025 women's winner
- — Ultra-Trail Australia 100 Mile 2026 2nd
Race History
| Year | Race | Cat. | Pos. | Time |
|---|---|---|---|---|
| 2024 | HOKA Ultra-Trail Australia by UTMB | women | 3rd | 11:11:17 |
| 2019 | Tarawera Ultramarathon by UTMB | women | 2nd | 9:49:22 |
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