MatstoriesUpset win
Ended a 5-match win streak
Beat MICHAEL COLLINS at Brisbane Championship 2025 while they were on a 5-match run.
Lemos Brazilian Jiu-Jitsu Academy
Jack McWeeney is a Black belt Brazilian jiu-jitsu competitor from Lemos Brazilian Jiu-Jitsu Academy, with a recorded Australian record of 8–10.
Fought 13 recorded matches as Black since Feb 2026
Black, 13 recorded matches at this beltUpset win
Ended a 5-match win streak
Beat MICHAEL COLLINS at Brisbane Championship 2025 while they were on a 5-match run.
Wins
8
Win rate
44%
Losses
10
Gi
40%
2–3 · 5 matches
No-Gi
46%
6–7 · 13 matches
By belt
Finished events, newest first. Each one opens that event recap.
Recorded Australian matches Matstories has synced. Not a world record.
8 rows