Thomas John Metcalf (born July 16, 1940) is an American former professional baseball pitcher who appeared in eight games, all in relief, in Major League Baseball for the 1963 New York Yankees. Born in Amherst, Wisconsin, Metcalf graduated from Lincoln High School in Wisconsin Rapids and attended Northwestern University. He threw and batted right-handed, and stood 6 feet 2 inches (1.88 m) tall during his active career. Metcalf currently resides in Wisconsin Rapids and is the owner of Metcalf Lumber.