Siobhan Sefton

AustraliaAustraliaActive
Born
May 25, 1988 (38 years old)
Events
10 Kilometres Road

Siobhan Sefton is a Australia long-distance runner, born on May 25, 1988. She competes primarily in the Semi, Marathon and 10Kilometr.

Her personal bests include 1:18:22 in the Semi, 2:44:34 in the Marathon and 36:57 in the 10Kilometr. She is currently active on the international athletics circuit, representing Australia.

Personal best · 10 Kilometres Road36:57
2026 season best1:20:29Aug 2, 2026
2026 season best
Last competitionSunshine Coast Marathon FestivalAug 2, 2026 · 1:20:29
Sunshine Coast Marathon Festival

As of Nov 6, 2026: 10 Kilometres Road 36:57, 2026 season best 1:20:29 (Aug 2, 2026) · Last competition: Sunshine Coast Marathon Festival, Aug 2, 2026, 1:20:29 · 38 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
SemiGold Coast 2025Australia Half Marathon all-time list1:18:22965 pts–
MarathonSunshine Coast 2025Australia Marathon all-time list2:44:34986 pts–
10KilometrSunshine Coast 202336:57–

Progression

Compare me
SeasonDisciplineResultWindDateCompetitions
2026Semi 1:20:29–Aug 2, 2026Sunshine Coast Marathon Festival
2026Marathon 2:46:29–Jul 5, 2026ASICS Gold Coast Marathon
2025Semi 1:18:22–Jul 5, 2025Gold Coast Half Marathon, Gold Coast - Australian Half Marathon Ch.
2025Marathon 2:44:34–Aug 3, 2025Sunshine Coast Marathon Festival
202310Kilometr 36:57–Aug 13, 2023Sunshine Coast Marathon Festival - 10k&5K, Alexandra Headland, Sunshine Coast
Compare me with Siobhan Sefton
FAQ

Frequently asked questions

Siobhan Sefton's 10 Kilometres Road personal best is 36:57, set on Aug 13, 2023 in Alexandra Headland, Sunshine Coast (AUS).

Siobhan Sefton competes in the 10 Kilometres Road.

2026 season best: 1:20:29, set on Aug 2, 2026. Last competition: Sunshine Coast Marathon Festival on Aug 2, 2026, 1:20:29.