Jerry Koosman, American baseball player

Jerome Martin Koosman (born December 23, 1942) is an American former professional baseball pitcher. He played in Major League Baseball (MLB) for the New York Mets, Minnesota Twins, Chicago White Sox, and Philadelphia Phillies between 1967 and 1985. Koosman is best known as a member of the Miracle Mets team that won the 1969 World Series.