Jack McWeeney

Jack McWeeney is a Black belt Brazilian jiu-jitsu competitor from Lemos Brazilian Jiu-Jitsu Academy, with a recorded Australian record of 8–10.

Black

Fought 13 recorded matches as Black since Feb 2026

Upset win

Ended a 5-match win streak

Beat MICHAEL COLLINS at Brisbane Championship 2025 while they were on a 5-match run.

See these matches

Wins

Win rate

44%

Losses

Recorded performance18 matches

40%

2–3 · 5 matches

No-Gi

46%

6–7 · 13 matches

By belt

Black6–7 · 1346%

Filter by Opponent	Filter by Event

Colby Allen	14 Aug 2026AJJC 2026 - Australian Jiu Jitsu Championship	Male Absolute No-Gi / Black / Adult / Open Weight	Submission
Thomas Messo	14 Aug 2026AJJC 2026 - Australian Jiu Jitsu Championship	Male No-Gi / Black / Adult / -91.50 kg (Heavy)	Submission
Reece Venville	14 Aug 2026AJJC 2026 - Australian Jiu Jitsu Championship	Male No-Gi / Black / Adult / -91.50 kg (Heavy)	Submission
Thomas Messo	14 Aug 2026AJJC 2026 - Australian Jiu Jitsu Championship	Male No-Gi / Black / Adult / -91.50 kg (Heavy)	Submission
Reece Venville	25 July 2026QJJC - QLD State Championship 2026	Male No-Gi / Black / Adult / -91.50 kg (Heavy)	Submission
Sam Light	7 June 2026Grappling Industries GOLD COAST	No Gi Adult / Male / Advanced (Purple/Brown/Black) / Adult / -215 lbs	Submission
Shane Primrose	7 June 2026Grappling Industries GOLD COAST	No Gi Adult / Male / Advanced (Purple/Brown/Black) / Adult / -215 lbs	Submission
Aaron Peterson	22 Mar 2026Caloundra Open 2026	Male No-Gi / Black / Adult / -97.50 kg (Super heavy)	Points
Caio Ribeiro	22 Mar 2026Caloundra Open 2026	Male Gi / Black / Adult / -100.5 kg (Super heavy)	Submission
Gustavo Batista Da Silva	22 Mar 2026Caloundra Open 2026	Male Gi / Black / Adult / -100.5 kg (Super heavy)	Submission
VICENTE CAVALCANTI	1 Mar 2026South East QLD Championship 2026	Male Gi / Black / Adult / -100.5 kg (Super heavy)	Points
Gary Wilkinson	1 Mar 2026South East QLD Championship 2026	Male Gi / Black / Adult / -100.5 kg (Super heavy)	Submission
Maartin Froneman	1 Feb 2026Brisbane Championship 2026	Male Gi / Black / Adult / -100.5 kg (Super heavy)	Submission
Dominic Unamuno	11 May 2025Grappling Industries BRISBANE	No Gi Adult / Male / Expert (Brown/Black) / Adult / -230 lbs	Points
Dominic Unamuno	11 May 2025Grappling Industries BRISBANE	No Gi Adult / Male / Expert (Brown/Black) / Adult / -230 lbs	Submission
Dominic Unamuno	11 May 2025Grappling Industries BRISBANE	No Gi Adult / Male / Expert (Brown/Black) / Adult / -230 lbs	Decision
Hayden Bailey	11 May 2025Grappling Industries BRISBANE	Absolute No Gi / Male / Adult	Submission
MICHAEL COLLINS	2 Feb 2025Brisbane Championship 2025	Male Absolute No-Gi / Brown / Adult / Open Weight	Submission