John J. Gaffney
Agency patch
Detective

John J. Gaffney

Newark Police Division — Newark, NJ
Felonious
End of Watch December 7, 1912
Age 38
Tour of Duty 12 yrs
Gender Male

Incident

Detective Gaffney succumbed to a gunshot wound sustained the previous night as he and another officer attempted to question three men in the Central Railroad yards at Lafayette Street. The officers were following the three men when one of the men suddenly opened fire on them, striking Detective Gaffney in the abdomen. The other officer returned fire but did not strike the suspects. Detective Gaffney was transported to St. James Hospital where he succumbed to his wounds the following night at 1830 hours. Detective Gaffney had been with the agency for 12 years and was assigned to the Detective Bureau.

In Our Keeping

Permanent identifier
neuraspine_01krbxtpeq7tn51w8q2d6hvd9v
Stewardship
Maintained by NeuraWeb Global Inc.
Added to badge.nw
August 2, 2026
Last updated
August 2, 2026

Honored here by 1 tribute.

Are you family? This record can be claimed and maintained by those who knew John. Claim this record.

This page is permanent and free. No fee to view it, no advertising, no tracking, and no account required. It will not be taken down.

Tributes

I never knew you. I am standing here anyway.
Detective Gaffney gave the Newark Police Division 12 years.
Thank you for your service to the Newark community. Gone but never to be forgotten.
Rest easy, Detective Gaffney.

— S. Vincent Anthony, U.S. Army 1985-1993

Agency

Type Police Department
Location Newark, Essex County, NJ
Platform Identity npd.essex.nj.us.gov.nw

Service Record

End of Watch December 7, 1912
Tour of Duty 12 yrs
Age 38
Gender Male

Incident Details

Cause Felonious
Weapon Gun

The Sacrifice · Felonious

John is one of 15,742 officers killed feloniously in the United States, 57.1% of the 27,551 remembered there.

34,102 officers are remembered on this memorial. Each number below is one of them.

  1. See the roll
  2. See the roll
Compare against
I

Time

In 1912, 133 officers in the United States were killed feloniously, the 33rd heaviest of 213 years on record. The heaviest was 1921, with 248.

Every year on record · United States
II

Who

John was 38. Of the 14,219 killed feloniously in the United States whose age is recorded, half were between 31 and 47; the middle age was 38. John had served 12 years; the middle length of service was 6 years.

Age at death
Where he stood among them
Age by years of service
III

When

December holds 9.4% of these deaths in the United States, more than any other month. Saturdays: 16.3%.

By month
By day of the week
IV

How

Felonious deaths account for 57.1% of all 27,551 deaths in the United States, the most common cause. The weapon recorded was gun, in 22.8% of these deaths.

Every cause
Weapons recorded
V

His people

Newark Police Division has 58 officers remembered here, John among them.

Across the years

Detective John J. Gaffney

Newark Police Division · End of Watch December 7, 1912

Where the Name Is Cut

National Law Enforcement Officers Memorial · Panel 49-W

↑