Web Reference: Casey O'Neill (born 7 October 1997) is a Scottish and Australian professional mixed martial artist. She currently competes in the women's Flyweight division of the Ultimate Fighting Championship (UFC). Oct 7, 1997 · The industry pioneer in UFC, Bellator and all things MMA (aka Ultimate Fighting). MMA news, interviews, pictures, videos and more since 1997. "King" Casey O'Neill (11-2-0) is a Pro MMA Fighter out of Queensland, Australia. View complete Tapology profile, bio, rankings, photos, news and record.
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Casey Mma - Latest Information & Updates 2026 Information & Biography
Details: $41M - $66M
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Last Updated: April 2, 2026
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