Gwinn Henry (August 5, 1887 – May 16, 1955) was an American football player, track athlete, coach, and college athletics administrator. He served as the head football coach at Howard Payne University (1912–1913), the College of Emporia (1918–1922), the University of Missouri (1923–1931), the University of New Mexico (1934–1936), and the University of Kansas (1939–1942), compiling a career college football record of 100–78–16. Henry was also the head coach of the St. Louis Gunners, an independent professional football team, in 1933.