John J. Heffron
Agency patch
Detective Lieutenant

John J. Heffron

Detroit Police Department — Detroit, MI
Felonious
End of Watch October 11, 1923
Age 46
Tour of Duty 18 yrs
Badge 370
The Vigil Panel 46 ›
Gender Male

Incident

Lieutenant John Heffron was shot and killed when he interrupted a robbery while investigating reports of forgery at a local saloon at 7505 Russell around 9:30 p.m. While he was in the saloon, four men entered and attempted to rob the establishment. Lieutenant Heffron identified himself and exchanged shots with the suspects. He mortally wounded two of the men during a running gun battle that ended outside of the saloon when he was shot in the stomach and hip. He was transported to Receiving Hospital where he remained until his death five days later. The two remaining suspects were arrested two days later and were both sentenced to life in prison. Lieutenant Heffron served with the Detroit Police Department for 18 years.

Survivors

He was survived by his wife, three daughters, and a son.

In Our Keeping

Permanent identifier
BO-US-MI-8CD6831B
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 Lieutenant Heffron gave the Detroit Police Department 18 years.
Thank you for your service to the Detroit community. Gone but never to be forgotten.
Rest easy, Detective Lieutenant Heffron.

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

Agency

Location Detroit, MI
Platform Identity detpd.wayne.mi.us.gov.nw

Service Record

End of Watch October 11, 1923
Tour of Duty 18 yrs
Age 46
Badge Number 370
Gender Male

Incident Details

Cause Felonious
Weapon Handgun
Offender Two shot and killed

Detective Lieutenant John J. Heffron 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 MI, 426 of 718 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 59.3% of this state's fallen. That is 5.1 percentage points above the national rate of 54.2%.

At Detroit Police Department, 177 of 250 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 70.8% of this agency's fallen.

Detroit Police Department
177
of 250 officers
70.8% Felonious
MI — Statewide
426
of 718 officers
59.3% Felonious
Nationwide
17,623
of 32,508 officers
54.2% Felonious

National Cause Distribution

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

Felonious
17,623 (54.2%)
Accident
10,088 (31%)
Illness
2,974 (9.1%)
Cardiac
1,306 (4%)
Undetermined
260 (0.8%)
Suicide
256 (0.8%)
vehicular
1 (0%)

How John J. Heffron Compares

Age at End of Watch
46
This officer
Avg for Felonious: 39.0 years
Years of Service
18
This officer
Avg for Felonious: 8.5 years

Offender Outcome

Two shot and killed

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. John J. Heffron is highlighted in Oct.

Jan
1,392
Feb
1,295
Mar
1,373
Apr
1,517
May
1,505
Jun
1,443
Jul
1,587
Aug
1,516
Sep
1,553
Oct
1,371
Nov
1,447
Dec
1,624

Weapons Used Against Officers

Most common weapons in felonious officer deaths. John J. Heffron was killed by handgun.

Gun; Unknown type
5,083
Handgun
2,077
Shotgun
922
Officer's handgun
909
Automobile; Alcohol involved
530
Rifle
518

Incident Location