Roy also had four rebounds, two blocked shots and one steal and was 13-for-16 on free throws.
Justin Dentmon added 16 points, two assists and four rebounds; Bobby Jones had 10 points and four steals; and Jamaal Williams had 10 points and three rebounds for the Huskies (18-5, 7-5 Pac-10), who have won two in a row and have beaten the Bruins three straight games for the first time since 1952.
Alfred Aboya had 15 points and eight rebounds; Jordan Farmar added 13 points and five assists; and Luc Richard Mbah a Moute, a native of Cameroon, had 11 points, four rebounds and two assists for the Bruins (20-5, 10-3 Pac-10), whose five-game winning streak was broken.
The Bruins out-rebounded the Huskies, 32-22, but made 20 turnovers to 15 for Washington.
2014: The Year in Music [PHOTOS]