Joe O'Sullivan is a professional combat sports fighter with a record of 5-4-0. Compare Joe O'Sullivan's latest odds and betting lines across 15+ sportsbooks on Knockout Odds.

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Next FightBOXING
J
Joe O'Sullivan
VS
Billy Deniz
B
Buatsi vs. Hutchinson 2
Nov 7, 2026
J

Joe O'Sullivan

Win5
Loss4
Draw0