The 2014–15 San Diego State men's basketball team represented San Diego State University during the 2014–15 NCAA Division I men's basketball season. This was head coach Steve Fisher's sixteenth season at San Diego State. The Aztecs played their home games at Viejas Arena. They were members in the Mountain West Conference. They finished the season 27–9, 14–4 in Mountain West play to finish in a tie for the Mountain West regular season championship. They advanced to the championship game of the Mountain West tournament where they lost to Wyoming. They received an at-large bid to the NCAA tournament where they defeated St. John's in the second round before losing in the third round to Duke.