1948–49 Washington State Cougars men's basketball team

The 1948–49 Washington State Cougars men's basketball team represented Washington State College for the 1948–49 college basketball season. Led by 21st-year head coach Jack Friel, the Cougars were members of the Pacific Coast Conference and played their home games on campus at Bohler Gymnasium in Pullman, Washington.

The Cougars were 21–9 overall in the regular season and 8–8 in conference play, second place in the Northern division.