The 2021 Ole Miss Rebels football team represented the University of Mississippi in the 2021 NCAA Division I FBS football season. The Rebels played their home games at Vaught–Hemingway Stadium in Oxford, Mississippi, and competed in the Western Division of the Southeastern Conference (SEC). They were led by second-year head coach Lane Kiffin. This was the first season in program history that the team finished the regular season with 10 wins.