Hugo Ruiz Dominguez (born 21 September 1988) is a Mexican professional boxer. He is the former WBC super bantamweight and WBA interim bantamweight champion. In September 2010, Ruiz beat the veteran Jesús Vázquez to win the WBC Continental Americas super flyweight championship, the bout was held at the Arena Solidaridad, in Monterrey, Nuevo León, Mexico. On January 22, 2011, Ruiz won a technical ninth round decision over Nicaraguan Álvaro Pérez to capture the interim WBA bantamweight title. The bout was held at the Arena Neza 86.