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WI

William J O'Brien

Black Belt

Ranked competitor representing CT SUD Brazilian Jiu-Jitsu.

Associations

CT SUD Brazilian Jiu-Jitsu

Performance Scorecard

Dynamic skill index based on verified matches and accomplishments.

90Overall Score

D

Performance Rank

Gi BJJ13

No-Gi / Submission Grappling77

Major Titles

Verified achievements recognized on the rankings.

1x National Bronze Medalist Gi 2025 (Feather - 3rd)
1x National Bronze Medalist Gi 2025 (Light - 3rd)
1x National Bronze Medalist No-Gi 2025 (Light - 3rd)
1x National Champion No-Gi 2025 (Light - 1st)
1x National Silver Medalist No-Gi 2025 (Open Class - 2nd)
1x National Bronze Medalist No-Gi 2025 (Open Class - 3rd)