| Mode: | Basketball |
| Year: | 1966–67 |
| Team: | Washington State Cougars |
| Conference: | Athletic Association of Western Universities |
| Short Conf: | AAWU, Pac-8 |
| Record: | 15–11 |
| Conf Record: | 8–6 |
| Hc Year: | 9th |
The 1966–67 Washington State Cougars men's basketball team represented Washington State University for the 1966–67 NCAA college basketball season. Led by ninth-year head coach Marv Harshman, the Cougars were members of the Athletic Association of Western Universities (AAWU, Pac-8) and played their home games on campus at Bohler Gymnasium in Pullman, Washington.
The Cougars were overall in the regular season and in conference play, tied for second in the standings.[1] [2] [3]
It was Washington State's first winning record in conference play in seventeen years.