Tommy John (born May 22, 1943) is a legendary former MLB pitcher who played for 28 seasons from 1963 to 1990. He is best known for undergoing pioneering elbow surgery in 1974, which became known as "Tommy John surgery" - a revolutionary procedure that has saved countless pitchers' careers. John accumulated 288 career wins, making him the winningest left-handed pitcher in American League history. He was a four-time All-Star and played for seven teams including the New York Yankees, Los Angeles Dodgers, and New York Mets.
