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Casey O'Neill is a UFC women's flyweight with a professional record of 12-2-0 (wins: 4 by KO/TKO, 3 by submission, 5 by decision). 29 years old, 5 ft 6 in, 69 in reach, orthodox. Last fight: beat Eduarda Moura by Submission (Armbar) in round 1 at 3:22, UFC 331 (Sep 19, 2026).
Casey O'Neill at a glance
- Record12-2-0 wins-losses-draws
- Wins by KO/TKO4
- Wins by submission3
- Wins by decision5
- Age29 born October 7, 1997
- Height5 ft 6 in 168 cm
- Reach69 in 175 cm
- StanceOrthodox
- DivisionWomen's Flyweight 125 lb
Casey O'Neill next fight
No UFC bout scheduled for O'Neill yet.
Casey O'Neill: UFC bouts on record since 1993
| Date | Opponent | Result | Method | Round | Time | Event |
|---|---|---|---|---|---|---|
| Sep 19, 2026 | Eduarda Moura | Win | Submission (Armbar) | 1 | 3:22 | UFC 331 |
| Mar 28, 2026 | Gabriella Fernandes | Win | KO/TKO (Punches) | 1 | 3:11 | UFC Fight Night |
| Aug 17, 2024 | Luana Santos | Win | Decision - Unanimous | 3 | 5:00 | UFC 305 |
| Dec 16, 2023 | Ariane Lipski da Silva | Loss | Submission (Armbar) | 2 | 1:18 | UFC 296 |
| Mar 18, 2023 | Jennifer Maia | Loss | Decision - Unanimous | 3 | 5:00 | UFC 286 |
| Feb 12, 2022 | Roxanne Modafferi | Win | Decision - Split | 3 | 5:00 | UFC 271 |
| Oct 2, 2021 | Antonina Shevchenko | Win | KO/TKO (Punches) | 2 | 4:47 | UFC Fight Night |
| Jun 19, 2021 | Lara Procopio | Win | Submission (Rear Naked Choke) | 3 | 2:54 | UFC Fight Night |
| Feb 20, 2021 | Shana Dobson | Win | KO/TKO (Punches) | 2 | 3:41 | UFC Fight Night |
UFC results before 1993 are still being added, so the UFC record, its totals and the streak are not shown yet.
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