Sergeant

John Cronin

Chicago Police Department — Chicago, IL
Accident
End of Watch June 3, 1931
Age 65
Tour of Duty 40 yrs
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

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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

The Sacrifice · Accident

John is one of 8,276 officers lost to accidents in the United States, 30% 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 1931, 100 officers in the United States were lost to accidents, the 6th heaviest of 174 years on record. The heaviest was 1929, with 118.

Every year on record · United States
II

Who

John was 65. Of the 7,718 lost to accidents in the United States whose age is recorded, half were between 29 and 46; the middle age was 36. John had served 40 years; the middle length of service was 6 years.

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

When

June holds 7.9% of these deaths in the United States; August holds the most, 9.4%. Wednesdays: 14.5%.

By month
By day of the week
IV

How

Accident deaths account for 30% of all 27,551 deaths in the United States, the 2nd most common cause.

Every cause
Weapons recorded
V

His people

Chicago Police Department has at least 120 officers remembered here, John among them.

Across the years
VI

Where

Sergeant John Cronin

Chicago Police Department · End of Watch June 3, 1931

Where the Name Is Cut

National Law Enforcement Officers Memorial · Panel 17-W

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