Roy Gregory (born c. 1946) is an American former football coach. He served as the head football coach at Austin Peay State University from 1991 to 1996, compiling a record of 17âÂÂ49. Brewster was born in Tupelo, Mississippi and raised in Fulton, Mississippi, where he was an all-state fullback at Itawamba Agricultural High School. He played college football at the University of Tennessee at Chattanooga from 1965 to 1967 as a middle guard.