Robert Michael File (born January 28, 1977) is an American former professional baseball pitcher. File spent three-plus seasons as a reliever for the Toronto Blue Jays of Major League Baseball (MLB) from 2001 to 2004. He signed with the St. Louis Cardinals in 2005, retiring shortly after spring training with a back injury. File was drafted as a third baseman out of NCAA Division II, then converted to pitcher while in the Jays' farm system.