John Gannon

Jonathan Gannon is an American football coach who is currently the head coach of the Arizona Cardinals. He previously served as the defensive coordinator for the Indianapolis Colts. Gannon played college football at the University of Cincinnati and was a member of the Colts' coaching staff from 2004 to 2010. He became the Colts' defensive coordinator in 2011 and led the team to the playoffs in 2014. Gannon was hired as the Cardinals' head coach in 2021.