Casey O'Neill

RANKED #12 · Women's Flyweight

Casey O'Neill is 5ft 6in (168 cm) tall with a 69-inch (175 cm) reach. O'Neill is 29 and has a professional MMA record of 12-2-0. Born in Irvine, Scotland.

Record	12-2-0
Division	Women's Flyweight
Height	5ft 6in (168 cm)
Reach	69 in (175 cm)
Age	29
Born	Irvine, Scotland
Status	Active

Casey O'Neill is 0.6 in taller than the average of the other ranked women's flyweight fighters (5ft 5in) and has a reach 3 in longer than their average of 66 in.

Casey O'Neill's recent fights

WBeat Eduarda Moura by submission in round 1UFC 331: Van vs. Pantoja 2 · Saturday 19 September 2026
WBeat Gabriella FernandesUFC Fight Night: Adesanya vs. Pyfer · Saturday 28 March 2026
WBeat Luana Santos by decisionUFC 305: Du Plessis vs. Adesanya · Sunday 18 August 2024
LLost to Ariane Lipski da SilvaUFC 296: Edwards vs. Covington · Sunday 17 December 2023
LLost to Jennifer Maia by decisionUFC 286: Edwards vs. Usman 3 · Saturday 18 March 2023
WBeat Roxanne Modafferi by decisionUFC 271: Adesanya vs. Whittaker 2 · Sunday 13 February 2022

Women's Flyweight rankings

Full women's flyweight rankings

Figures are from the UFC’s published athlete data. Place of birth is recorded literally and does not imply nationality, residence or where a fighter trains. Ranking as of 2026-11-06.