Spencer Weisz and Henry Caruso added 12 points apiece for the Tigers (13-14, 6-5 Ivy League). Amir Bell chipped in nine points and dished five assists. The team hit 49.1 percent from the field overall and 78.3 percent from the line.
Weisz and Cook each sank a 3-pointer within the first minute, helping Princeton jump to an early 16-6 lead and the Tigers were up 43-29 at the break.
A Hans Brase 3-pointer extended the Tiger's lead to 67-38 with 10:30 left to play and Brown could not make up the difference, despite outscoring Princeton 22-13 in the final 10 minutes.