Marc Edward Colombo (born October 8, 1978) is a former American football offensive tackle who played for ten seasons in the National Football League (NFL). After playing college football for Boston College, he was selected in the first round (29th overall) of the 2002 NFL Draft by the Chicago Bears. He played for the Bears for four seasons before signing with the Dallas Cowboys in the middle of the 2005 season. He played for the Cowboys for six seasons and for the Miami Dolphins in 2011 season. Colombo is the rhythm guitarist in the heavy metal band "Free Reign".