William J. Finnigan
Agency patch
Patrolman

William J. Finnigan

Irvington Police Department — Irvington, NJ
Felonious
End of Watch February 4, 1922
Age 44
Tour of Duty 12 yrs
Badge 29
The Vigil Panel 42 ›
Gender Male

Incident

Patrolman William Finnigan was shot and killed as he and his partner transported a prisoner to police headquarters. The officers spotted the known car thief at near his home on Grove Street and arrested him. As they transported him police headquarters a concealed handgun fell from the man's clothing onto the floorboard of the vehicle near the intersection of Clinton Avenue and Bruen Avenue. A struggle ensued in which Patrolman Finnigan was shot. Despite being mortally wounded Patrolman Finnigan was able to subdue the subject. He was transported to a local hospital where he died in surgery several hours later. A month later the 20-year-old suspect was convicted of first degree murder and sentenced to life. Patrolman Finnigan had served with the Irvington Police Department for 12 years.

Survivors

He was survived by his wife and four children.

In Our Keeping

Permanent identifier
BO-US-NJ-49A9C6F1
Stewardship
Maintained by NeuraWeb Global Inc.
Added to badge.nw
August 2, 2026
Last updated
August 2, 2026

Honored here by 1 tribute.

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Tributes

I never knew you. I am standing here anyway.
Patrolman Finnigan gave the Irvington Police Department 12 years.
Thank you for your service to the Irvington community. Gone but never to be forgotten.
Rest easy, Patrolman Finnigan.

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

Agency

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

Service Record

End of Watch February 4, 1922
Tour of Duty 12 yrs
Age 44
Badge Number 29
Gender Male

Incident Details

Cause Felonious
Weapon Handgun

Patrolman William J. Finnigan is one of 1 officers killed feloniously — deliberately targeted and murdered in the line of duty across the full record of this memorial — 0% of all 97,772 officers honored here.

In NJ, 229 of 646 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 35.4% of this state's fallen. That is 35.4 percentage points above the national rate of 0%.

At Irvington Police Department, 4 of 4 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 100% of this agency's fallen.

Irvington Police Department
4
of 4 officers
100% Felonious
NJ — Statewide
229
of 646 officers
35.4% Felonious
Nationwide
1
of 97,772 officers
0% Felonious

National Cause Distribution

How Felonious compares to all causes of officer death in the memorial record. William J. Finnigan's cause is highlighted.

Felonious
1 (0%)
Accident
1 (0%)
Illness
1 (0%)
Cardiac
1 (0%)
Undetermined
1 (0%)
Suicide
1 (0%)

How William J. Finnigan Compares

Age at Death
44
This officer
Avg for Felonious: 39.0 years
Years of Service
12
This officer
Avg for Felonious: 8.4 years

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. William J. Finnigan is highlighted in Feb.

Jan
1,392
Feb
1,295
Mar
1,373
Apr
1,516
May
1,504
Jun
1,442
Jul
1,587
Aug
1,517
Sep
1,491
Oct
1,371
Nov
1,447
Dec
1,624

Weapons Used Against Officers

Most common weapons in felonious officer deaths. William J. Finnigan was killed by handgun.

Handgun
3,684
Gun
3,592
Gun; Unknown type
1,492
Shotgun
1,109
Rifle
935
Officer's handgun
909

Incident Location