Ronald Tsugio Tsukamoto
Agency patch
Officer

Ronald Tsugio Tsukamoto

Berkeley Police Department — Berkeley, CA
Felonious
End of Watch August 20, 1970
Age 28
Tour of Duty 9 mo
Badge 41
The Vigil Panel 107 ›
Gender Male

Incident

Officer Ronald Tsukamoto was shot and killed while talking with a motorist he had stopped at University Avenue and Jefferson Avenue at about 1:00 am. The officer had decided not to issue a citation to the motorist and while he continued talking to him, another male walked up and joined the conversation. Without provocation, the second man pulled out a handgun and shot Officer Tsukamoto in the eye. The shooter then fled to a waiting automobile and escaped. On May 25, 2004, a suspect in Officer Tsukamoto's murder was arrested, but was released after the Alameda County District Attorney decided there was not enough evidence to charge him. Officer Tsukamoto had served with the Berkeley Police Department for nine months.

In Our Keeping

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Added to badge.nw
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 Tsukamoto served with the Berkeley Police Department.
Thank you for your service to the Berkeley community. Gone but never to be forgotten.
Rest easy, Officer Tsukamoto.

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

Agency

Type Police Department
Location Berkeley, Alameda County, CA
Platform Identity bpd.alameda.ca.us.gov.nw

Service Record

End of Watch August 20, 1970
Tour of Duty 9 mo
Age 28
Badge Number 41
Gender Male

Incident Details

Cause Felonious
Weapon Gun

The Sacrifice · Felonious

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

34,117 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 1970, 138 officers in the United States were killed feloniously, the 29th heaviest of 213 years on record. The heaviest was 1921, with 248.

Every year on record · United States
II

Who

Ronald was 28. 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. Ronald had served 0.7 years; the middle length of service was 6 years.

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

When

August holds 8.9% of these deaths in the United States; December holds the most, 9.4%. Thursdays: 14%.

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 gun, in 22.8% of these deaths.

Every cause
Weapons recorded
V

His people

Berkeley Police Department has 2 officers remembered here, Ronald among them.

VI

Where

Officer Ronald Tsugio Tsukamoto

Berkeley Police Department · End of Watch August 20, 1970

Where the Name Is Cut

National Law Enforcement Officers Memorial · Panel 37-E

Others Who Wore This Badge

1 officer from Berkeley Police Department are honored on badge.nw.

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