Mark Duffner
Coaching Record
| Years Coached | Record | Win % | Playoff record | Playoff win % |
|---|---|---|---|---|
| 28 | 170-263-1 | 39.29% | 7-5 | 58.33% |
Biography
Career Summary
Mark Duffner is a football coach in the National Football League (NFL) and has been the senior defensive assistant coach for the Cincinnati Bengals since 2019. During this time period, the Bengals compiled a 37-44-1 record. Duffner will be the senior defensive assistant coach for the Cincinnati Bengals for the 2024 season.
Personal Information
Duffner was born on Sunday, July 19, 1953 in Annandale, Virginia.
History
| Year | Position | Record | Playoff record |
|---|---|---|---|
| 2024 Cincinnati Bengals | Senior Defensive Assistant Coach | 0-0-0 | 0-0 |
| 2023 Cincinnati Bengals | Senior Defensive Assistant Coach | 9-8-0 | 0-0 |
| 2022 Cincinnati Bengals | Senior Defensive Assistant Coach | 12-4-0 | 2-1 |
| 2021 Cincinnati Bengals | Senior Defensive Assistant Coach | 10-7-0 | 3-1 |
| 2020 Cincinnati Bengals | Senior Defensive Assistant Coach | 4-11-1 | 0-0 |
| 2019 Cincinnati Bengals | Senior Defensive Assistant Coach | 2-14-0 | 0-0 |
| 2018 Tampa Bay Buccaneers | Interim Defensive Coordinator / Linebackers Coach | 3-8-0 | 0-0 |
| 2018 Tampa Bay Buccaneers | Linebackers Coach | 2-3-0 | 0-0 |
| 2017 Tampa Bay Buccaneers | Linebackers Coach | 5-11-0 | 0-0 |
| 2016 Tampa Bay Buccaneers | Linebackers Coach | 9-7-0 | 0-0 |
| 2015 Miami Dolphins | Linebackers Coach | 6-10-0 | 0-0 |
| 2014 Miami Dolphins | Linebackers Coach | 8-8-0 | 0-0 |
| 2013 Jacksonville Jaguars | Linebackers Coach | 4-12-0 | 0-0 |
| 2012 Jacksonville Jaguars | Linebackers Coach | 2-14-0 | 0-0 |
| 2011 Jacksonville Jaguars | Linebackers Coach | 5-11-0 | 0-0 |
| 2010 Jacksonville Jaguars | Linebackers Coach | 8-8-0 | 0-0 |
| 2009 Jacksonville Jaguars | Linebackers Coach | 7-9-0 | 0-0 |
| 2008 Jacksonville Jaguars | Linebackers Coach | 5-11-0 | 0-0 |
| 2007 Jacksonville Jaguars | Linebackers Coach | 11-5-0 | 1-1 |
| 2006 Jacksonville Jaguars | Linebackers Coach | 8-8-0 | 0-0 |
| 2005 Green Bay Packers | Linebackers Coach | 4-12-0 | 0-0 |
| 2004 Green Bay Packers | Linebackers Coach | 10-6-0 | 0-1 |
| 2003 Green Bay Packers | Linebackers Coach | 10-6-0 | 1-1 |
| 2002 Cincinnati Bengals | Defensive Coordinator / Linebackers Coach | 2-14-0 | 0-0 |
| 2001 Cincinnati Bengals | Defensive Coordinator / Linebackers Coach | 6-10-0 | 0-0 |
| 2000 Cincinnati Bengals | Linebackers Coach | 4-12-0 | 0-0 |
| 1999 Cincinnati Bengals | Linebackers Coach | 4-12-0 | 0-0 |
| 1998 Cincinnati Bengals | Linebackers Coach | 3-13-0 | 0-0 |
| 1997 Cincinnati Bengals | Linebackers Coach | 7-9-0 | 0-0 |
Coach history guide
| Seasons with a championship win | Seasons with a conference championship |
Coach facts
- Years as a coordinator: 2
- Conference Championships won: 2021
- Fourth-longest tenured active coach in the NFL (28 years).
- Past teams coached for: Cincinnati Bengals, Tampa Bay Buccaneers, Miami Dolphins, Jacksonville Jaguars, Green Bay Packers
- College Attended: William & Mary Tribe
- Date of Birth: Sunday, July 19, 1953 (70 years old), Annandale, Virginia