Ruperto Toppin (born December 7, 1941 in Panama City, Panama) is a former professional baseball player. He was a right-handed pitcher who appeared in two Major League games for the 1962 Kansas City Athletics, although his professional career lasted a full decade (1960–1969). He was listed as 6 feet (1.8 m) tall and 185 pounds (84 kg). In two big-league innings pitched, Toppin struck out one, walked five, and allowed only the hit to Nicholson. His earned run average 13.50.