Calvin Earl Howe (November 27, 1924 – May 5, 2008) was an American professional baseball player who appeared in one game in Major League Baseball as a relief pitcher for the Chicago Cubs during the 1952 season. Listed at 6 feet 3 inches (1.91 m) and 230 pounds (100 kg), Howe batted and threw left-handed. He was born in Rock Falls, Illinois. Howe's minor league career lasted for eleven seasons (1942; 1948–1957); he won 99 games (losing 70) and posted a 3.49 ERA in 1,337 innings pitched.