Clinton E. Frank (September 13, 1915 – July 7, 1992) was an American football player. He played halfback for Yale University.
Frank attended Yale University, where he was a member of Skull and Bones, and graduated with a degree in economics. In football, he was a two-time team captain and All-American, and as a senior in 1937, he won the Heisman Trophy and the Maxwell Award.
Frank attained the rank of Lieutenant Colonel in the Army Air Corps, serving as an aide to General Jimmy Doolittle during World War II. Following the war he resumed his career in advertising. In 1954 Frank established Clinton E. Frank Inc., a Chicago based advertising agency which was sold to Campbell-Ewald Co. of Detroit in 1976.
Frank died in Evanston, Illinois.