End of Watch November 27, 1989
Age 36
Tour of Duty 2 yrs
The Vigil Panel 135 ›
Gender Male

Incident

Patrol Agent John Keenan was killed when his patrol car was struck by a drunk driver while on patrol near Mission, Texas. The other vehicle, traveling at a high rate of speed, struck his patrol car at the intersection of Highway 83 and FM-492. Agent Keenan sustained fatal injuries in the crash and his partner suffered non-fatal injuries. Agent Keenan had been with the agency for two years. He is survived by his wife and two children, his mother, two sisters, and a brother. He is buried in Oakdale Memorial Park in Glendora, California

Survivors

He is survived by his wife and two children, his mother, two sisters, and a brother.

In Our Keeping

Permanent identifier
BO-US-FED-E24656AD
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 never knew you. I am standing here anyway.
Patrol Agent Keenan gave the United States Department of Justice 2 years.
Thank you for your service. Gone but never to be forgotten.
Rest easy, Patrol Agent Keenan.

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

Agency

Location Washington, DC
Platform Identity usdjinsusbpfed.fed.us.gov.nw

Service Record

End of Watch November 27, 1989
Tour of Duty 2 yrs
Age 36
Gender Male

Incident Details

Cause Felonious
Weapon Automobile; Alcohol involved
Offender Not available

Patrol Agent John Donald Keenan 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 DC, 754 of 1,419 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 53.1% of this state's fallen. That is 1.1 percentage points below the national rate of 54.2%.

At United States Department of Justice - Immigration and Naturalization Service - United States Border Patrol, 15 of 68 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 22.1% of this agency's fallen.

United States Department of Justice - Immigration and Naturalization Service - United States Border Patrol
15
of 68 officers
22.1% Felonious
DC — Statewide
754
of 1,419 officers
53.1% 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. John Donald Keenan'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 John Donald Keenan Compares

Age at End of Watch
36
This officer
Avg for Felonious: 39.0 years
Years of Service
2
This officer
Avg for Felonious: 8.5 years

Offender Outcome

Not available

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. John Donald Keenan is highlighted in Nov.

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. John Donald Keenan was killed by automobile; alcohol involved.

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

Incident Location