Casey O'Neill
“King”
Casey O'Neill is ranked 20th of 111 women's flyweights by the First Light Rating.
- FLRFirst Light Ratingmeasure of true skill
- 1,76020th of 111 · Women's Flyweight
- FLIFirst Light Indexfame compared to skill
- +0.42Fame ahead of skill
▼ −0.04 in 23 days - Career phase
- PrimeCareer-best FLR 1,761, 19 Sept 2026
- Record
- 12–2Pro
Fame against skill.
Every fighter with an FLI, by skill and fame. Hover a dot for the fighter; click to open their page. The dashed curve is the fame their skill predicts: above it, a fighter is more famous than their skill; below it, better than their fame.
Skill and attention.
Attention is drawn at the skill level its fame matches: above the skill line, more famous than skilled. Shaded: where the most similar careers went next.
Recent fights.
| Date | Fight | FLR |
|---|---|---|
| 19 Sept 2026 | Won vs Eduarda MouraUFC 331 - Van vs. Pantoja 2 · Submission (Armbar) | +3 |
| 28 Mar 2026 | Won vs Gabriella FernandesUFC Fight Night 271 - Adesanya vs. Pyfer · KO (Punches), R1 | +37 |
| 17 Aug 2024 | Won vs Luana SantosUFC 305 - Du Plessis vs. Adesanya · Decision (Unanimous), R3 | +52 |
| 16 Dec 2023 | Lost to Ariane Lipski da SilvaUFC 296 - Edwards vs. Covington · Submission (Armbar), R2 | −44 |
| 18 Mar 2023 | Lost to Jennifer MaiaUFC 286 - Edwards vs. Usman 3 · Decision (Unanimous), R3 | −27 |
| 12 Feb 2022 | Won vs Roxanne ModafferiUFC 271 - Adesanya vs. Whittaker 2 · Decision (Split), R3 | +20 |
| 2 Oct 2021 | Won vs Antonina ShevchenkoUFC Fight Night 193 - Santos vs. Walker · TKO (Punches), R2 | +33 |
| 19 Jun 2021 | Won vs Lara FritzenUFC on ESPN 25 - Korean Zombie vs. Ige · Technical Submission (Rear-Naked Choke), R3 | +63 |
| 20 Feb 2021 | Won vs Shana DobsonUFC Fight Night 185 - Blaydes vs. Lewis · TKO (Punches), R2 | +56 |
| 25 Sept 2020 | Won vs Christina StelliouUAE Warriors - UAE Warriors 13 · KO (Punches), R2 | +43 |
| 29 Feb 2020 | Won vs Caitlin McEwenEternal MMA 51 - Perth · Decision (Unanimous), R3 | +90 |
| 4 Oct 2019 | Won vs Miki MotonoEternal MMA 48 - Fitikefu vs. Campbell · Decision (Unanimous), R5 | +133 |
FLR is the First Light Rating points the fight earned or cost them.
How it is measured.
Data Credit: First Light Observatory.
How these numbers are made.
First Light may hold interests in athletes covered by the Index.