2008–09 San Diego State Aztecs men's basketball team

The 2008–09 San Diego State men's basketball team represented San Diego State University in the 2008–09 college basketball season. This was head coach Steve Fisher's tenth season at San Diego State. The Aztecs competed in the Mountain West Conference and played their home games at the Viejas Arena.

Schedule and results
Source
 * All times are Pacific

!colspan=9 style=| Exhibition

!colspan=9 style=| Regular Season

!colspan=10 style=| Mountain West tournament

!colspan=10 style=| National Invitation Tournament