MatstoriesBeat the podium
Beat 2 of that day's medalists
A recorded win over someone who medaled at the same event.
Grainne O'Mahony is a White belt Brazilian jiu-jitsu competitor from Garage Grappling, with a recorded Australian record of 4–3.
Fought 7 recorded matches as White since Aug 2025
White, 7 recorded matches at this beltBeat the podium
Beat 2 of that day's medalists
A recorded win over someone who medaled at the same event.
Wins
4
Win rate
57%
Losses
3
Gi
-
No matches
No-Gi
57%
4–3 · 7 matches
By belt
Finished events, newest first. Each one opens that event recap.
Grappling Industries SYDNEY
17 May 2026 · Sydney, New South Wales
Grappling Industries SYDNEY
24 Aug 2025 · Sydney, New South Wales
2 rows
Recorded Australian matches Matstories has synced. Not a world record.