Oliver McCall is an American former professional boxer. A veteran of the sport for over three decades, he is best known for winning the WBC heavyweight title in 1994 by scoring an upset knockout victory over Lennox Lewis. The next year he defended the title against Larry Holmes before losing it to Frank Bruno. McCall is known for an in-ring mental breakdown during his 1997 rematch with Lewis. McCall is also known for having never been knocked down in any of his 74 bout professional career.