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O'MALLEY
Overview
Sean O'Malley is a United States mixed martial artist competing in the UFC's Bantamweight division, with a professional MMA record of 20-3. (Record and vitals verified from Wikipedia/Wikidata; combat ratings are editorial estimates.)
Attributes (editorial ratings)
Tale of the Tape
Recent Form
Fight History
O'Malley defeated Aiemann Zahabi via TKO (punches) in round 2 (4:02) at UFC Freedom 250 on June 14, 2026, taking his record to 20–3 (1).
O'Malley defeated Song Yadong via Decision (unanimous) in round 3 (5:00) at UFC 324 on Jan. 24, 2026, taking his record to 19–3 (1).
O'Malley lost to Merab Dvalishvili via Submission (north-south choke) in round 3 (4:42) at UFC 316 on June 7, 2025, taking his record to 18–3 (1).
O'Malley lost to Merab Dvalishvili via Decision (unanimous) in round 5 (5:00) at UFC 306 on Sept. 14, 2024, taking his record to 18–2 (1).
O'Malley defeated Marlon Vera via Decision (unanimous) in round 5 (5:00) at UFC 299 on March 9, 2024, taking his record to 18–1 (1).
O'Malley defeated Aljamain Sterling via TKO (punches) in round 2 (0:51) at UFC 292 on Aug. 19, 2023, taking his record to 17–1 (1).
O'Malley defeated Petr Yan via Decision (split) in round 3 (5:00) at UFC 280 on Oct. 22, 2022, taking his record to 16–1 (1).
O'Malley's bout with Pedro Munhoz was ruled a no contest in round 2 (3:09) at UFC 276 on July 2, 2022, taking his record to 15–1 (1).
O'Malley defeated Raulian Paiva via TKO (punches) in round 1 (4:42) at UFC 269 on Dec. 11, 2021, taking his record to 15–1.
O'Malley defeated Kris Moutinho via TKO (punches) in round 3 (4:33) at UFC 264 on July 10, 2021, taking his record to 14–1.
O'Malley defeated Thomas Almeida via KO (punch) in round 3 (3:52) at UFC 260 on March 27, 2021, taking his record to 13–1.
O'Malley lost to Marlon Vera via TKO (elbows and punches) in round 1 (4:40) at UFC 252 on Aug. 15, 2020, taking his record to 12–1.
O'Malley defeated Eddie Wineland via KO (punch) in round 1 (1:54) at UFC 250 on June 6, 2020, taking his record to 12–0.
O'Malley defeated José Alberto Quiñónez via TKO (head kick and punches) in round 1 (2:02) at UFC 248 on March 7, 2020, taking his record to 11–0.
O'Malley defeated Andre Soukhamthath via Decision (unanimous) in round 3 (5:00) at UFC 222 on March 3, 2018, taking his record to 10–0.
O'Malley defeated Terrion Ware via Decision (unanimous) in round 3 (5:00) at The Ultimate Fighter: A New World Champion Finale on Dec. 1, 2017, taking his record to 9–0.
O'Malley defeated Alfred Khashakyan via KO (punch) in round 1 (4:14) at Dana White's Contender Series 2 on July 18, 2017, taking his record to 8–0.
O'Malley defeated David Nuzzo via KO (spinning wheel kick) in round 1 (2:15) at LFA 11 on May 5, 2017, taking his record to 7–0.
O'Malley defeated Irvin Veloz via KO (punch) in round 1 (2:34) at Extreme Beatdown 20 on March 18, 2017, taking his record to 6–0.
O'Malley defeated Tycen Lynn via KO (head kick) in round 2 (2:57) at Intense CF 26 on Oct. 21, 2016, taking his record to 5–0.
O'Malley defeated Mark Coates via Decision (unanimous) in round 3 (5:00) at Intense CF 23 on Nov. 7, 2015, taking his record to 4–0.
O'Malley defeated Omar Avelar via Submission (rear-naked choke) in round 1 (2:55) at Intense CF 20 on Aug. 21, 2015, taking his record to 3–0.
O'Malley defeated Shane Sargent via KO (punch) in round 1 (2:03) at Intense CF 19 on July 3, 2015, taking his record to 2–0.
O'Malley defeated Josh Reyes via TKO (punches) in round 1 (1:33) at Intense CF 17 on March 6, 2015, taking his record to 1–0.
Career record from the fighter's Wikipedia record table; fight footage plays via the official YouTube embed from its original channel.
Analytics
- KO/TKO13 · 65%
- Submission1 · 5%
- Decision6 · 30%
- DQ/Other0 · 0%
Rates a fighter on the standard of opposition he has actually beaten: a win over someone we also rate counts far more than a win over an unrated opponent, recent bouts count more than old ones, and recent losses or a long layoff pull the score down. Proprietary FighterStatus metric — not an official ranking.
Our own rating of the division — not an official UFC, boxing or MMA ranking.
Bantamweight
Bantamweight