Carl Leonard "Lundy" Lundgren (February 16, 1880 – August 21, 1934) was an American baseball and football player and coach. Lundgren played football and baseball for the University of Illinois Urbana–Champaign and played eight seasons of Major League Baseball as a pitcher for the Chicago Cubs. In eight years with the Cubs, he compiled a record of 91 wins and 55 losses. His best season was 1907 when he won 18 games, pitched 207 innings without allowing a home run, threw seven shutouts, and gave up only 27 earned runs in 28 games. His 1.17 earned run average was the second lowest in the Major Leagues, and his average of 5.652 hits allowed per nine innings was the lowest in the Major Leagues.