Frank Joseph Kush (born January 20, 1929) is a former American football player and coach. He served as the head coach at Arizona State University from 1958 to 1979, compiling a record of 176–54–1. Kush was also the head coach of the Canadian Football League's Hamilton Tiger-Cats in 1981, the National Football League's Baltimore/Indianapolis Colts from 1982 to 1984, and the Arizona Outlaws of the United States Football League in 1985. He was inducted into the College Football Hall of Fame as a coach in 1995. Kush is of Polish descent and was inducted into the National Polish-American Sports Hall of Fame.