1937–38 Washington State Cougars men's basketball team

The 1937–38 Washington State Cougars men's basketball team represented Washington State College for the 1937–38 college basketball season. Led by tenth-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 19–11 overall in the regular season and 12–8 in conference play, tied for third place in the Northern division.