Marcus James Drum (born 1 May 1987) is an Australian rules footballer who played in the Australian Football League (AFL) for the Fremantle Football Club between 2006 and 2009 before he was traded to Geelong during the 2009 trade week. In July 2011 Geelong announced that Drum had retired due to ongoing injury problems. In October 2013 he joined Port Adelaide as a player welfare manager.