John Cronin
Agency patch
Sergeant

John Cronin

Chicago Police Department — Chicago, IL
Accident
End of Watch June 3, 1931
Age 65
Tour of Duty 40 yrs
The Vigil Panel 62 ›
Gender Male

Incident

Sergeant Cronin was struck and killed by a vehicle while inspecting a car parked near the Fillmore Street police station.

Sergeant Cronin had served with the Chicago Police Department for 40 years.

In Our Keeping

Permanent identifier
BO-US-IL-FE1FBDAC
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

40 years. You could have gone home.
Sergeant Cronin gave the Chicago Police Department 40 years. Still answering calls at the end.
Thank you for your service to the Chicago community. Gone but never to be forgotten.
Rest easy, Sergeant Cronin.

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

Agency

Type Police Department
Location Chicago, Cook County, IL
Platform Identity cpd.cook.il.us.gov.nw

Service Record

End of Watch June 3, 1931
Tour of Duty 40 yrs
Age 65
Gender Male

Incident Details

Cause Accident

Sergeant John Cronin is one of 1 officers lost to accidents in the line of duty across the full record of this memorial — 0% of all 97,772 officers honored here.

In IL, 354 of 1,318 officers were lost to accidents in the line of duty — 26.9% of this state's fallen. That is 26.9 percentage points above the national rate of 0%.

At Chicago Police Department, 107 of 571 officers on record were lost to accidents in the line of duty — 18.7% of this agency's fallen.

Chicago Police Department
107
of 571 officers
18.7% Accident
IL — Statewide
354
of 1,318 officers
26.9% Accident
Nationwide
1
of 97,772 officers
0% Accident

National Cause Distribution

How Accident compares to all causes of officer death in the memorial record. John Cronin's cause is highlighted.

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

How John Cronin Compares

Age at Death
65
This officer
Avg for Accident: 38.1 years
Years of Service
40
This officer
Avg for Accident: 9.1 years

When Accident Deaths Occur

Monthly distribution of Accident deaths across the full memorial record. John Cronin is highlighted in Jun.

Jan
820
Feb
730
Mar
748
Apr
708
May
848
Jun
797
Jul
899
Aug
938
Sep
913
Oct
925
Nov
872
Dec
897

Incident Location