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
Recorded Australian matches Matstories has synced. Not a world record.
| Lara O’Neill | 17 May 2026Grappling Industries SYDNEY | DQ |
| Anya Vallentin | 24 Aug 2025Grappling Industries SYDNEY | Submission |
| Cassandra De Vaney | 24 Aug 2025Grappling Industries SYDNEY | Points |
| Evatni-Phaedre Bright | 24 Aug 2025Grappling Industries SYDNEY | Points |
| Sarah Samuels | 24 Aug 2025Grappling Industries SYDNEY | Submission |
| Evatni-Phaedre Bright | 24 Aug 2025Grappling Industries SYDNEY | Points |
7 rows