The 2017–18 San Francisco Dons men's basketball team represented the University of San Francisco during the 2017–18 NCAA Division I men's basketball season. The Dons, led by second-year head coach Kyle Smith, played their home games at the War Memorial Gymnasium as members of the West Coast Conference. They finished the season 22–17, 9–9 in WCC play to finish in a three-way tie for fourth place. They defeated Pacific in the quarterfinals of the WCC tournament before losing in the semifinals to Gonzaga. They were invited to the College Basketball Invitational where they defeated Colgate, Utah Valley, and Campbell to advance to the best-of-three championship series against North Texas where they won game 1 before losing game 2 and 3.