Mansueto "Onyok" Velasco Jr. (born January 10, 1974) is a Filipino retired boxer, comedian and actor from Bago, Negros Occidental. Competing in the 48 kg category he won a gold medal at the 1994 Asian Games and a silver at the 1996 Summer Olympics, the Philippines' only medal at those Games. He is the younger brother of Roel Velasco, a light-flyweight boxer who won a bronze medal at the 1992 Summer Olympics in Barcelona.