Roll of Honor
Incident
Detective Sergeant John J. Quinn was killed when he was assaulted by a suspect he had arrested for Disorderly Conduct. Detective Sergeant Quinn was walking along 4th Avenue in Brooklyn when he heard yelling and people in the streets. Detective Sergeant Quinn approached the suspect and asked him to stop. When the suspect became abusive, Detective Sergeant Quinn started taking the suspect to the Forth Avenue Police Station on a charge of Disorderly Conduct. As they were walking, the suspect turned and punched Detective Sergeant Quinn in the chest, causing him to fall backward and strike his head on the ground. Detective Sergeant Quinn died a short time later from a fractured skull. Detective Sergeant Quinn served with the New York City Police Department for 11 years and was assigned to the Detective Division.
Survivors
He was survived by his wife and five children.
In Our Keeping
- Permanent identifier
BO-US-NY-55B4C6AC- Stewardship
- Maintained by NeuraWeb Global Inc.
- Added to badge.nw
- April 2, 2026
- Last updated
- July 23, 2026
Honored here by 1 sentinel - 1 tribute.
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Tributes
I never knew you. I am standing here anyway.
Detective Sergeant Quinn gave the New York City Police Department 11 years.
Thank you for your service to the New York community. Gone but never to be forgotten.
Rest easy, Detective Sergeant Quinn.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
Detective Sergeant John J. Quinn is one of 17,623 officers killed feloniously — deliberately targeted and murdered in the line of duty across the full record of this memorial — 54.2% of all 32,508 officers honored here.
In NY, 754 of 2,147 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 35.1% of this state's fallen. That is 19.1 percentage points below the national rate of 54.2%.
At New York City Police Department, 382 of 1237 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 30.9% of this agency's fallen.
National Cause Distribution
How Felonious compares to all causes of officer death in the memorial record. John J. Quinn's cause is highlighted.
How John J. Quinn Compares
Offender Outcome
Charged with murder
When Felonious Deaths Occur
Monthly distribution of Felonious deaths across the full memorial record. John J. Quinn is highlighted in Feb.
Weapons Used Against Officers
Most common weapons in felonious officer deaths. John J. Quinn was killed by person.
Incident Location
Others Who Wore This Badge
1,236 officers from New York City Police Department are honored on badge.nw. Showing the 16 most recent.
