Kayla Harrison

American Olympic judoka and mixed martial artist (born 1990)

Kayla Jean Harrison is an American professional mixed martial artist and former judoka. She currently competes in the women's Bantamweight division of the Ultimate Fighting Championship (UFC), where she is the current UFC Women's Bantamweight Champion. She is the first female fighter to win an Olympic gold medal and a UFC championship. She is also a former two-time Professional Fighters League lightweight champion. As of November 18, 2025, she is #2 in the UFC women's pound-for-pound rankings.