MatstoriesUpset win
Ended a 5-match win streak
Beat Alessio Perrigo at Ipswich Open 2025 while they were on a 5-match run.
Billy O’Brien is a Grey belt Brazilian jiu-jitsu competitor from Galeb BJJ, with a recorded Australian record of 5–6.
Fought 11 recorded matches as Grey since Apr 2025
Grey, 11 recorded matches at this beltUpset win
Ended a 5-match win streak
Beat Alessio Perrigo at Ipswich Open 2025 while they were on a 5-match run.
Wins
5
Win rate
45%
Losses
6
Gi
56%
5–4 · 9 matches
No-Gi
0%
0–2 · 2 matches
By belt
Finished events, newest first. Each one opens that event recap.
Recorded Australian matches Matstories has synced. Not a world record.
5 rows