Aaron Craft supplied 10 points and 10 assists for the Buckeyes (3-0), who broke the Golden Eagles' mark of 27 straight home victories.
Ohio State grabbed control of a tie game early in the second half with a 14-3 run and went on to outscore Marquette 33-16 down the stretch.
Todd Mayo (11 points) Davante Gardner (10) reached double figures for the Golden Eagles (2-1), who lost at home for the first time since Dec. 29, 2011.
Yosemite climber falls 30 feet, suffers major injuries
Turkey considering to use pistachios to heat country’s first eco-city