1933–34 Washington State Cougars men's basketball team

The 1933–34 Washington State Cougars men's basketball team represented Washington State College for the 1933–34 college basketball season. Led by sixth-year head coach Jack Friel, the Cougars were members of the Pacific Coast Conference and played their home games on campus at WSC Gymnasium in Pullman, Washington.

The Cougars were 14–11 overall in the regular season and 6–10 in conference play, fourth in the Northern division.

The National Invitation Tournament (NIT) debuted in 1938, and the NCAA tournament in 1939.