Kayla Jean Harrison[4] (born July 2, 1990) 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). She was the former Professional Fighters League lightweight champion. As of October 8, 2024, she is #2 in the UFC women's bantamweight rankings, and as of November 5, 2024, she is #7 in the UFC women's pound-for-pound rankings.[5]
Harrison won the 2010 World Judo Championships, gold medals at the 2012 and 2016 Olympics at the Summer Olympics. She is the first and remains the only American to win an Olympic gold medal in judo. In March 2023, Harrison was inducted into the International Sports Hall of Fame.