David Mahoney (born April 14, 1981) is an American soccer goalkeeper, who formerly played for the Chicago Fire of Major League Soccer. Mahoney played college soccer at Brown University during the 2001 and 2002 seasons before transferring to Cornell University for 2003 and 2004. During his college years he was prolific in the Premier Development League, playing for Bradenton Academics and Cape Cod Crusaders. In 2005, he played one game for the Western Mass Pioneers. Mahoney was released by the Fire in 2007 when Jon Busch was picked up off waivers.