The 2014–15 Washington State Cougars men's basketball team represented Washington State University during the 2014–15 NCAA Division I men's basketball season.

This was Ernie Kent's first year as head coach at Washington State.

The Cougars played their games at the Beasley Coliseum as members of the Pac-12 Conference.

They lost in the first round of the Pac-12 tournament to California.

On March 18, 2014 it was announced that Ken Bone was fired after 5 seasons as head coach.