The 2014–15 New Mexico State Aggies men's basketball team represented New Mexico State University during the 2014–15 NCAA Division I men's basketball season.

The Aggies, led by eighth year head coach Marvin Menzies, played their home games at the Pan American Center and were members of the Western Athletic Conference.

They defeated Cal State Bakersfield and Seattle to be champions of the WAC tournament.

They received an automatic bid to the NCAA tournament where they lost in the second round to Kansas.

In their 21st NCAA Tournament appearance, they lost in the second round to San Diego State.