Coaches

John Butler

Defensive Backs, Buffalo Bills

2014–2023 · 10 seasons

Catholic

Coaching Assistant, Philadelphia Eagles

1936–1937 · 2 seasons

Colgate

John David Crow

Offensive Coordinator, San Diego Chargers

1972–1975 · 4 seasons

Texas A&M

John DeFilippo

Pass Game Coordinator, Chicago Bears

2005–2021 · 17 seasons

James Madison

Inside Linebackers, Houston Oilers

1984–1985 · 2 seasons

West Chester

John Donovan

Senior Advisor, Green Bay Packers

2016–2022 · 7 seasons

Johns Hopkins

Strength and Conditioning, Washington Redskins

1984–1986 · 3 seasons

John Dunn

Active

Tight Ends, Green Bay Packers

2016–2026 · 11 seasons

North Carolina

Strength and Conditioning, Baltimore Ravens

1988–2011 · 24 seasons

Penn State

John Egorugwu

Active

Inside Linebackers, Buffalo Bills

2015–2026 · 12 seasons

William Jewell

Assistant Offensive Line, New York Jets

2001–2001 · 1 seasons

Michigan

John Fassel

Active

Assistant Head Coach, Tennessee Titans

2005–2026 · 22 seasons

Pacific

Outside Linebackers, Minnesota Vikings

1992–2000 · 9 seasons

Iowa

John Fox

Active

Senior Advisor, Buffalo Bills

1989–2026 · 38 seasons

9 proteges

Southwestern JC

Strength and Conditioning, Buffalo Bills

1994–2012 · 19 seasons

Hampton

Wide Receivers, Tampa Bay Buccaneers

1995–2013 · 19 seasons

Princeton

John Glenn

Active

Special Teams Assistant, Washington Redskins

2014–2026 · 13 seasons

East Stroudsburg

Strength and Conditioning, Oakland Raiders

2012–2014 · 3 seasons

Florida

John Griffin

Active

Strength and Conditioning, Atlanta Falcons

2024–2026 · 3 seasons

Defensive Assistant, Oakland Raiders

1992–1997 · 6 seasons

North Carolina A&T State

John Hadl

Offensive Coordinator, Denver Broncos

1982–1983 · 2 seasons

Kansas

John Harbaugh

Active

Head Coach, New York Giants

1998–2026 · 29 seasons

9 proteges

Miami (Ohio)

Strength and Conditioning, Washington Redskins

1995–2009 · 15 seasons

Ohio University

Head Coach, Columbus Panhandles

1926–1926 · 1 seasons

Iowa