John McKenzie (born c. 1963) is an American former football player and coach. He is the head football coach at Paul W. Bryant High School in Tuscaloosa, Alabama, a position he has held since 2023. He served as the head football coach at Delaware State University from 1997 to 1999, compiling a record of 7âÂÂ26. A native of Miami, Florida, McKenzie played college football as a quarterback at Jackson State University.