Charles Leo "Gabby" Hartnett (December 20, 1900 – December 20, 1972), nicknamed "Old Tomato Face", was an American professional baseball player and manager. He played almost his entire career in Major League Baseball as a catcher with the Chicago Cubs, from 1922 to 1940. He spent the final season of his career as a player-coach with the New York Giants in 1941. After his playing career, Hartnett continued his involvement in baseball as a coach and as a minor league manager.