Raymond Anthony Mercer (born April 4, 1961) is an American former professional boxer, kickboxer, and mixed martial artist. In boxing he competed from 1989 to 2008, and held the WBO heavyweight title from 1991 to 1992. As an amateur he won a gold medal in the heavyweight division at the 1988 Summer Olympics. In mixed martial arts, Mercer is known for scoring an upset one-punch knockout victory over former UFC heavyweight champion Tim Sylvia in 2009.

Fights 44
Won 36
KO’s 26