Brian Callahan
Brian Callahan (born June 10, 1984) is an American football coach who is the offensive coordinator for the Cincinnati Bengals of the National Football League (NFL). He previously served as a quarterbacks coach for the Detroit Lions and Oakland Raiders. He also served as an offensive assistant for the Denver Broncos. Coaching career. Denver Broncos. Brian Callahan began his NFL coaching career with the Denver Broncos in 2010 as a Coaching Assistant. He held various positions with the team through the 2015 NFL season. Detroit Lions. Callahan was hired by the Detroit Lions as Quarterbacks coach in February  2016. Oakland Raiders. Callahan was hired by the Oakland Raiders as quarterbacks coach in January 2018. Cincinnati Bengals. Callahan was hired as the Cincinnati Bengals offensive coordinator on February 7, 2019. Personal life. Callahan is the son of former Washington Redskins' interim head coach, and former Oakland Raiders head coach, Bill Callahan.