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John Hennessy
DE ·New York Jets ·Last played 1979

John Hennessy

Age71 BornMar 12, 1955 Height191 cm (6'3") Weight110 kg CollegeMichigan Debut1977 Seasons3
Career
0Solo tackles
0Sacks
0INT
0 regular season games

At a glance

Jets hub

Other "Hennessy" players in NFL history

Different players, same surname, ordered by most recent.

All matches →
Matt Hennessy C · 2020 · Cowboys
Thomas Hennessy LS · 2017 · Jets

Career badges

Retired

Michigan alumni in the NFL

Other NFL players who attended Michigan.

Makari Paige SAF · 2026 · Steelers
Colston Loveland TE · 2025 · Bears
Donovan Edwards RB · 2025 · Dolphins
Jordan Turner LB · 2025 · Broncos
Josaiah Stewart LB · 2025 · Rams
Josh Priebe G · 2025 · Dolphins
Kalel Mullings RB · 2025 · Titans
Kenneth Grant DT · 2025 · Dolphins
Luke Newman G · 2025 · Bears
Mason Graham DT · 2025 · Browns

DE peers of the era

Other DEs who debuted within five seasons of John Hennessy.

All DEs →
Brison Manor Debut 1977 · Broncos
Dave Stalls Debut 1977 · Raiders
Eddie Edwards Debut 1977 · Bengals
Ernest Kirk Debut 1977 · Texans
Ezra Johnson Debut 1977 · Texans
Gary Jeter Debut 1977 · Patriots
Greg Boyd Debut 1977 · Raiders
Greg Morton Debut 1977 · Bills

Born on March 12

Jake Kupp 1941 · New Orleans Saints Jim Tolbert 1944 · Los Angeles Chargers Ken Johnson 1947 · Cincinnati Bengals Mark Moseley 1948 · Cleveland Browns Tommy Reamon 1952 · Kansas City Chiefs Frank LeMaster 1952 · Philadelphia Eagles Donnie Thomas 1953 · New England Patriots Bill Matthews 1956 · New England Patriots