Doyle Kenneth Parrack (December 6, 1921 – September 5, 2008) was an American professional basketball player and coach.
He then returned to the court and played one season of professional basketball for the Chicago Stags of the NBA.
Parrack was hired as coach at Oklahoma City University in 1947 and transformed the program from a club team without a campus gymnasium into a national powerhouse.
In 1978 through 1980 Parrack served as head coach in the University of Oklahoma women's program.
After retiring as an active coach, Parrack served as a probation officer for the Oklahoma City Juvenile Bureau.