Kyle Collinsworth tore his ACL in BYU's WCC Tournament Championship Game loss to Gonzaga on Tuesday.
Collinsworth will undergo surgery early next week.
Collinsworth was named to the All-WCC First Team and the WCC All-Tournament Team this season. He led the Cougars in rebounding (8.1 rebounds per game) and assists (4.6 assists per game) and was second on the team in scoring (14.0 points per game) and steals (1.7 steals per game).