Michael Anthony Brennan
Agency patch
Sergeant

Michael Anthony Brennan

Felonious Veteran
End of Watch May 27, 1987
Age 39
Tour of Duty 19 yrs
The Vigil Panel 132 ›
Gender Male

Incident

Location: California Weapon: Handgun Offender: Sentenced to life

Sergeant Michael Brennan was shot and killed when he interrupted two men breaking into cars in his apartment's parking garage at 17050 Downey Avenue in Bellflower, California.

Sergeant Brennan was in uniform on his way to work when he encountered the men on the first floor of the garage shortly after 10:00 pm. He chased the men to the second level where a struggle ensued. One of the men produced a handgun and fatally shot Sergeant Brennan before stealing his off-duty revolver and fleeing.

Murder warrants were obtained and the suspect remained at large until September 16th, 1988, when he was stopped by officers with the Montebello Police Department. The man began to struggle during the arrest and was able to disarm one of the officers. Another officer shot and wounded the man and then took him into custody. He was convicted of Sergeant Brennan's murder and sentenced to life in prison without the possibility of parole.

Sergeant Brennan was a U.S. Air Force veteran of the Vietnam War and had served with the Naval Weapons Station Seal Beach Police Department for two years. He had previously served as a law enforcement officer in Ohio for 15 years and as a Security Policeman in the U.S. Air Force for two years.

“Blessed are the peacemakers: for they shall be called the children of God." Matthew 5:9

Chris Di Gerolamo Federal Air Marshal Service November 5th, 2021

In Our Keeping

Permanent identifier
BO-US-FED-87497114
Stewardship
Maintained by NeuraWeb Global Inc.
Added to badge.nw
April 2, 2026
Last updated
July 23, 2026

Honored here by 1 sentinel - 1 tribute.

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Tributes

I served 1985 to 1993. You served too, before the badge - different uniform, same idea. You go where you are sent and you do not get to pick the call.
Sergeant Brennan gave the United States Department of Defense 19 years.
Thank you for your service. Gone but never to be forgotten.
Rest easy, brother.

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

Agency

Location Seal Beach, CA
Platform Identity usddnwssbpd.fed.us.gov.nw

Service Record

End of Watch May 27, 1987
Tour of Duty 19 yrs
Age 39
Gender Male

Incident Details

Cause Felonious
Weapon Handgun
Offender Sentenced to life

Military Service

Michael Anthony Brennan served in the United States military before joining law enforcement. Full service record available on salute.nw.

Sergeant Michael Anthony Brennan is one of 17,623 officers killed feloniously — deliberately targeted and murdered in the line of duty across the full record of this memorial — 54.2% of all 32,508 officers honored here.

In CA, 974 of 1,837 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 53% of this state's fallen. That is 1.2 percentage points below the national rate of 54.2%.

United States Department of Defense - Naval Weapons Station Seal Beach Police Department
1
of 1 officers
100% Felonious
CA — Statewide
974
of 1,837 officers
53% Felonious
Nationwide
17,623
of 32,508 officers
54.2% Felonious

National Cause Distribution

How Felonious compares to all causes of officer death in the memorial record. Michael Anthony Brennan's cause is highlighted.

Felonious
17,623 (54.2%)
Accident
10,088 (31%)
Illness
2,974 (9.1%)
Cardiac
1,306 (4%)
Undetermined
260 (0.8%)
Suicide
256 (0.8%)
vehicular
1 (0%)

How Michael Anthony Brennan Compares

Age at End of Watch
39
This officer
Avg for Felonious: 39.0 years
Years of Service
19
This officer
Avg for Felonious: 8.5 years

Offender Outcome

Sentenced to life

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. Michael Anthony Brennan is highlighted in May.

Jan
1,392
Feb
1,295
Mar
1,373
Apr
1,517
May
1,505
Jun
1,443
Jul
1,587
Aug
1,516
Sep
1,553
Oct
1,371
Nov
1,447
Dec
1,624

Weapons Used Against Officers

Most common weapons in felonious officer deaths. Michael Anthony Brennan was killed by handgun.

Gun; Unknown type
5,083
Handgun
2,077
Shotgun
922
Officer's handgun
909
Automobile; Alcohol involved
530
Rifle
518

Incident Location