Leona Pettas (Japanese: レオナ・ペタス, Leona Pettas, born April 29, 1992) is a Japanese kickboxer, currently competing in the super featherweight division of K-1, where he is the former Super Featherweight champion. He took the family name of his first trainer Karateka Nicholas Pettas. Pettas is the 2022 K-1 Super Featherweight World Grand Prix winner, the former Krush Super Featherweight champion and a one-time K-1 super featherweight title challenger.