Harold Lewis "Corky" Valentine (January 4, 1929 – January 21, 2005) was an American professional baseball pitcher who worked in 46 career games in Major League Baseball as a member of the 1954 and 1955 Cincinnati Redlegs. Born in Troy, Ohio, Valentine threw and batted right-handed and was listed as 6 feet 1 inch (1.85 m) tall and 203 pounds (92 kg).