Jeff Hafley
Age: 46 (born April 4, 1979)
Hometown: Montvale, N.J.
College playing career: Sienna (WR 1997-2000)
Family: Married to wife, Gina, and has two daughters, Hope and Leah
Years in NFL: 9
Previous job: Green Bay Packers defensive coordinator
Coaching Bio: Packers (defensive coordinator 2024-25); Boston College (head coach 2020-23); Ohio State (co-defensive coordinator/DB coach 2019); San Francisco 49ers (DB coach 2016-17); Cleveland Browns (DB coach (2014-15); Tampa Bay Buccaneers (assistant DB coach 2012, DB coach 2013); Rutgers (DB coach 2011); Pittsburgh (defensive assistant, 2006-07, DB coach 2008-10); Albany (defensive assistant, 2002-03, DB coach 2004-05); Worcester (Mass.) Polytechnic (RB coach, 2001).
Dolphins ties: Worked with new Miami Dolphins GM Jon-Eric Sullivan in Green Bay the past two seasons when Sullivan was the Packers’ vice president of player personnel.
Accomplishments: Green Bay’s 2025 defense ranked No. 12 in total defense (311.8 yards allowed per game), No. 11 in pass defense (194.1 ypg), No. 18 in run defense (117.7 ypg), No. 11 in scoring defense (21.2 points allowed per game), tied for No. 26 in takeaways (14) and tied for No. 20 in sacks (36). …
The Packers’ 2024 defense ranked in the top 10 in total defense (314.5 yards allowed per game), No. 7 in run defense (99.4 ypg), No. 6 in scoring defense (19.9 points allowed per game), No. 4 in takeaways (31), and tied for No. 8 in sacks (45).
Hafley’s defense, a 4-3 scheme, defeated Miami, 30-17, on Thanksgiving 2024, a game that caused Miami LB Jordyn Brooks to infamously say he thought the Dolphins played “soft”. …
In 2025, Hafley coached star OLB Micah Parsons (12.5 sacks) after the blockbuster trade with Dallas. Parsons was Green Bay’s only Pro Bowl selection in 2025 despite his season ending early due to a knee injury. …
In 2024, DE Rashan Gary and S Xavier McKinney were named to the Pro Bowl. …
Hafley coached All Pro CB Darrelle Revis (New York Jets) while at Pitt. … Hafley coached CB Duron Harmon (New England Patriots) and S Logan Ryan (Patriots) while at Rutgers. …
Hafley coached All Pro S Ronde Barber while at Tampa Bay. …
In 2014 at Cleveland, Hafley had three DBs — CB Joe Haden, S Donte Whitner and S Tashaun Gipson — make the Pro Bowl, marking the first time in franchise history three DBs earned the honor in the same season. …
At Boston College, Hafley coached WR Zay Flowers (first round, Baltimore, 2023) and G Zion Johnson (first round, Los Angeles Chargers, 2022), marking the first time in school history they had first-round picks in back-to-back years since 2011-12.
https://www.sun-sentinel.com/2026/01/19/fast-facts-get-to-know-new-miami-dolphins-coach-jeff-hafley/
