John Fox (born February 8, 1955) is an American football coach and former player who is a senior defensive assistant for the Indianapolis Colts. He was the head coach of the Carolina Panthers (2002–2010), Denver Broncos (2011–2014) and Chicago Bears (2015–2017) of the National Football League (NFL). He coached the Panthers to Super Bowl XXXVIII and the Broncos to Super Bowl XLVIII.