Christopher Ash (born December 24, 1973) is an American football coach who is the defensive coordinator of the Notre Dame Fighting Irish. He served as the head coach of the Rutgers Scarlet Knights from 2016 to 2019, and defensive coordinator of the Wisconsin Badgers, Arkansas Razorbacks, Ohio State Buckeyes, and Texas Longhorns. He has also previously coached for the Jacksonville Jaguars and Las Vegas Raiders of the National Football League (NFL).
