The 2021 Alabama Crimson Tide football team represented the University of Alabama in the 2021 NCAA Division I FBS football season. This season marked the Crimson Tide's 127th overall season, 88th as a member of the Southeastern Conference (SEC), and 30th within the SEC Western Division. They played their home games at Bryant–Denny Stadium in Tuscaloosa, Alabama, and were led by 15th-year head coach Nick Saban.