Vic Darchinyan
Notable champions in this division have been Ellyas Pical, Gilberto Román, Jiro Watanabe, Moon Sung-kil, Nana Konadu, Mark Johnson, Johnny Tapia, Robert Quiroga, Danny Romero, Vic Darchinyan, Khaosai Galaxy, Samson Dutch Boy Gym, Nonito Donaire, Román González, Carlos Cuadras, Tepparith Singwancha, Naoya Inoue, McJoe Arroyo, Juan Francisco Estrada and Srisaket Sor Rungvisai.