| Current position | |
|---|---|
| Title | Defensive coordinator |
| Team | UMass |
| Conference | Independent |
| Biographical details | |
| Born | November 17, 1968 Bridgeport, Connecticut, U.S. |
| Playing career | |
| c. 1990 | New Haven |
| Position(s) | Linebacker |
| Coaching career (HC unless noted) | |
| 1991–1993 | New Haven (OLB) |
| 1994–1997 | Brown (DL) |
| 1998 | UMass (DL) |
| 1999–2000 | UMass (LB) |
| 2001 | UMass (DB) |
| 2002 | Northeastern (LB) |
| 2003 | Northeastern (DC) |
| 2004–2010 | UMass (DC) |
| 2011–2014 | Maryland (ILB) |
| 2015 | Maryland (DC/ILB) |
| 2016–2017 | Albany (S) |
| 2018–2019 | Albany (AHC/co-DC) |
| 2020 | Michigan (analyst) |
| 2021 | Arizona (STC/OLB) |
| 2022–present | UMass (DC) |
Keith Dudzinski (born November 17, 1968) is an American college football coach and former player. He is the defensive coordinator at the University of Massachusetts Amherst (UMass), a position he held from 2004 to 2010 and resumed in 2022. Dudzinski served as the defensive coordinator at the University of Maryland, College Park in 2015.