Ffion Davies (born 18 January 1995) is a Welsh submission grappler, mixed martial artist and a world-champion Brazilian Jiu Jitsu (BJJ) competitor. A member of Wales Judo National team when she was a junior, Davies holds a black belt in both BJJ and judo. Davies is the first British/Welsh black belt world champion (in both Gi and No-Gi), the first European to win the Brazilian Nationals, the lightest ever grappler to win the IBJJF European absolute division and the first British/Welsh ADCC Submission Fighting World Champion.