2021 San Diego State Aztecs football team

The 2021 San Diego State Aztecs football team represented San Diego State University in the 2021 NCAA Division I FBS football season. The Aztecs were led by head coach Brady Hoke in the second season of his second stint as head coach and played their home games at Dignity Health Sports Park in Carson, California. They competed as members of the West Division of the Mountain West Conference.

Conference

 * Defensive player of the year: Cameron Thomas, DL, Jr.
 * Special teams player of the year: Matt Araiza, P/PK, Jr.
 * Coach of the Year: Brady Hoke