The 2017 SMU Mustangs football team represented Southern Methodist University in the 2017 NCAA Division I FBS football season. The Mustangs played their home games at Gerald J. Ford Stadium in Dallas, Texas, and competed in the West Division of the American Athletic Conference. They were led by third-year coach Chad Morris during the entire regular season until December 6, when he resigned to become the head coach at Arkansas. On December 11, SMU hired Sonny Dykes as head coach, and he led them in their bowl game. They finished the season 7–6, 4–4 in AAC play to finish in a tie for third place in the West Division. They were invited to the Frisco Bowl where they lost to Louisiana Tech.