Police Officer

Dennis Sullivan

Philadelphia Police Department — Philadelphia, PA
Felonious
End of Watch June 14, 1870
Age 50
Tour of Duty 14 yrs
Badge 200
The Vigil Panel 3 ›
Gender Male

Incident

Police Officer Dennis Sullivan succumbed to injuries two days earlier while he tried to quell a disturbance involving several drunk individuals at the intersection of Callowhill and Water streets. Officer Sullivan, was off duty and with his son when he witnessed the disturbance and tried to intervene. A subject was arrested and charged with murder following the death of Officer Sullivan. The subject was found guilty of murder on December 22, 1870, and sentenced to eight years in prison. Officer Sullivan had served with the Philadelphia Police Department for 14 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

156 years is a long time for a name to go unread. Not today.
Police Officer Sullivan gave the Philadelphia Police Department 14 years.
Thank you for your service to the Philadelphia community. Gone but never to be forgotten.

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

Agency

Type Police Department
Location Philadelphia, Philadelphia County, PA
Platform Identity ppd.philadelphia.pa.us.gov.nw

Service Record

End of Watch June 14, 1870
Tour of Duty 14 yrs
Age 50
Badge Number 200
Gender Male

Incident Details

Cause Felonious
Weapon Person

The Sacrifice · Felonious

Dennis is one of 15,743 officers killed feloniously in the United States, 57.1% of the 27,551 remembered there.

33,917 officers are remembered on this memorial. Each number below is one of them.

  1. See the roll
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Compare against
I

Time

In 1870, 31 officers in the United States were killed feloniously, the 155th heaviest of 213 years on record. The heaviest was 1921, with 248.

Every year on record · United States
II

Who

Dennis was 50. Of the 14,220 killed feloniously in the United States whose age is recorded, half were between 31 and 47; the middle age was 38. Dennis had served 14 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 8.1% of these deaths in the United States; December holds the most, 9.4%. Tuesdays: 13.4%.

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 person, in 2% of these deaths.

Every cause
Weapons recorded
V

His people

Philadelphia Police Department has at least 120 officers remembered here, Dennis among them.

Across the years
VI

Where

Police Officer Dennis Sullivan

Philadelphia Police Department · End of Watch June 14, 1870

Where the Name Is Cut

National Law Enforcement Officers Memorial · Panel 52-E

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