Robert Lee Oliver (February 8, 1943 – April 19, 2020) was an American professional baseball player. He played as a first baseman and outfielder. He batted and threw right-handed. He played in Major League Baseball (MLB) for the Pittsburgh Pirates (1965), Kansas City Royals (1969–1972), California Angels (1972–1974), Baltimore Orioles (1974) and New York Yankees (1975).