Marquette, coming off an 82-49 loss at No. 6 Florida on Nov. 29, led the entire game but wasn't able to shake the Badgers until the closing minutes.
Neither team had success with free throws. Marquette missed 10 of 17 and Wisconsin (6-4) missed 14 of 23.
Marquette dominated down low, outscoring the Badgers 36-10 in the paint. The Golden Eagles contested seemingly every inside shot by Wisconsin and beat the Badgers for the second consecutive year.