Keisha Hampton scored 23 points for DePaul (9-2), while Katherine Harry and Brittany Hrynko added 12 apiece.
Niveen Rasheed had 23 points and a career-high 18 rebounds for Princeton (7-3), which also got 14 points and nine rebounds from Devona Allgood. Kate Miller and Lauren Edwards had 10 points apiece.
DePaul came out sluggish and the game was tied at 17 before Martin’s driving layup sparked an 18-4 run over the next 6:35. That put the Blue Demons ahead 35-21 with 2:30 left in the first half. They opened a pair of 16-point leads and were up 14 at halftime.
Princeton got within 46-40, but DePaul responded with an 11-3 run for a 57-43 cushion and maintained a comfortable margin the rest of the way.