Clarence James Maddern (September 26, 1921 – August 9, 1986) was an American professional baseball outfielder who appeared in 104 Major League games for the Chicago Cubs in 1946, 1948 and 1949, and the Cleveland Indians in 1951. His minor league career extended from 1940 through 1957. He threw and batted right-handed, stood 6 feet 1 inch (1.85 m) tall and weighed 185 pounds (84 kg). Maddern left baseball in 1957, returned to Bisbee and became an insurance agent. He is buried in Evergreen Cemetery in Bisbee, Arizona