Cincinnati Bengals Team | Bengals.com

Duffner_Mark

Mark Duffner

Senior Defensive Assistant

College: William & Mary

Hometown: Annandale, Va.

Experience: 25 years

Biography

A Bengals assistant from 1997-2002, Mark Duffner returned to Cincinnati's coaching staff in '19 as senior defensive assistant. He now is in his 25th season as an NFL coach, and ninth with the Bengals' staff. Prior to his time in the NFL, Duffner coached 22 years in the college ranks, including 11 as a head coach.

Advertising