John Alexander Clowes (December 15, 1921 – February 13, 1978) was a professional American football player for the All-America Football Conference's Brooklyn Dodgers and Chicago Hornets as well as the National Football League's New York Yanks. He played between 1948 and 1951 after his collegiate career at William & Mary. He died on February 13, 1978 at his home in Norfolk, Virginia.