James J. Mancusi Jr.
Agency patch
Officer

James J. Mancusi Jr.

San Francisco Police Department — San Francisco, CA
Felonious
End of Watch June 18, 1965
Age 36
Gender Male

Incident

Officer Mancusi was struck and killed while on his motorcycle by a 17-year-old youth who ran a stop sign. The suspect was fleeing from the scene of a hit-and-run accident. He surrendered himself to the police the next day and told authorities he fled because he had no insurance. The suspect was convicted of manslaughter and sentenced to 6 years in prison.

Survivors

Officer Mancusi was survived by his wife and seven children.

In Our Keeping

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Stewardship
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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.
Officer Mancusi served with the San Francisco Police Department.
Thank you for your service to the San Francisco community. Gone but never to be forgotten.
Rest easy, Officer Mancusi.

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

Agency

Type Police Department
Location San Francisco, CA
Platform Identity sfpd.sf.ca.us.gov.nw

Service Record

End of Watch June 18, 1965
Age 36
Gender Male

Incident Details

Cause Felonious
Weapon Automobile

The Sacrifice · Felonious

James is one of 15,743 officers killed feloniously in the United States, 57.1% of the 27,552 remembered there.

34,103 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 1965, 78 officers in the United States were killed feloniously, the 89th heaviest of 213 years on record. The heaviest was 1921, with 248.

Every year on record · United States
II

Who

James was 36. Of the 14,219 killed feloniously in the United States whose age is recorded, half were between 31 and 47; the middle age was 38.

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%. Fridays: 14.3%.

By month
By day of the week
IV

How

Felonious deaths account for 57.1% of all 27,552 deaths in the United States, the most common cause. The weapon recorded was automobile, in 4.9% of these deaths.

Every cause
Weapons recorded
V

His people

San Francisco Police Department has 106 officers remembered here, James among them.

Across the years

Officer James J. Mancusi Jr.

San Francisco Police Department · End of Watch June 18, 1965

Where the Name Is Cut

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