Khadijah Rushdan added nine points and 12 rebounds for the Scarlet Knights (22-8), who will face No. 4 Connecticut in the quarterfinals on Sunday night.
Both teams struggled on offense for most of the game. Marquette built a nine-point lead and held a 22-16 halftime lead. They led 26-20 early in the second half before Rutgers finally got going behind Oliver. Her free throw and putback with 7:35 left gave Rutgers’ its first lead since early in the first half.
Marquette trailed 44-41 before Gabi Minix’s scoop shot in the lane brought the Golden Eagles within one. Oliver then made six of eight free throws in the final 3 minutes and Rutgers’ held the Golden Eagles scoreless the rest of the way.
Katherine Plouffe scored 15 points to lead Marquette (14-17).