Robert A. DuPuy (born c. 1947) is a lawyer and former President and was Chief Operating Officer of Major League Baseball (MLB). He assumed both titles on March 7, 2002. Prior to joining Major League Baseball in 1998, he was a partner and management committee member of Foley & Lardner, a large Milwaukee-based law firm. He returned to Foley & Lardner in 2010 as a partner with the firm's Sports Industry Team.