Alexander E. Dierkes IV
Agency patch
Investigator

Alexander E. Dierkes IV

Felonious
End of Watch July 27, 1977
Age 25
Tour of Duty 3 yrs
The Vigil Panel 118 ›
Gender Male

Incident

Investigator Dierkes was struck and killed by a drunk driver. The drunk driver crossed the center line and struck his department vehicle head-on. Investigator Dierkes had been with the agency for almost three years and was survived by his wife.

Survivors

Investigator Dierkes had been with the agency for almost three years and was survived by his wife.

In Our Keeping

Permanent identifier
BO-US-CA-61A12395
Stewardship
Maintained by NeuraWeb Global Inc.
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.
Investigator Dierkes gave the California Department of Motor Vehicles 3 years.
Thank you for your service to the Sacramento community. Gone but never to be forgotten.
Rest easy, Investigator Dierkes.

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

Agency

Type Federal Agency
Location Sacramento, CA
Platform Identity cdmvoifed.fed.us.gov.nw

Service Record

End of Watch July 27, 1977
Tour of Duty 3 yrs
Age 25
Gender Male

Incident Details

Cause Felonious
Cause Detail Vehicular assault
Weapon Automobile; Alcohol involved

Investigator Alexander E. Dierkes IV is one of 1 officers killed feloniously — deliberately targeted and murdered in the line of duty across the full record of this memorial — 0% of all 97,784 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 53 percentage points above the national rate of 0%.

At California Department of Motor Vehicles - Office of Investigations, 1 of 3 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 33.3% of this agency's fallen.

California Department of Motor Vehicles - Office of Investigations
1
of 3 officers
33.3% Felonious
CA — Statewide
974
of 1,837 officers
53% Felonious
Nationwide
1
of 97,784 officers
0% Felonious

National Cause Distribution

How Felonious compares to all causes of officer death in the memorial record. Alexander E. Dierkes IV's cause is highlighted.

Felonious
1 (0%)
Accident
1 (0%)
Illness
1 (0%)
Cardiac
1 (0%)
Undetermined
1 (0%)
Suicide
1 (0%)

How Alexander E. Dierkes IV Compares

Age at Death
25
This officer
Avg for Felonious: 39.0 years
Years of Service
3
This officer
Avg for Felonious: 8.4 years

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. Alexander E. Dierkes IV is highlighted in Jul.

Jan
1,392
Feb
1,295
Mar
1,373
Apr
1,516
May
1,504
Jun
1,442
Jul
1,587
Aug
1,517
Sep
1,491
Oct
1,371
Nov
1,447
Dec
1,624

Weapons Used Against Officers

Most common weapons in felonious officer deaths. Alexander E. Dierkes IV was killed by automobile; alcohol involved.

Handgun
3,684
Gun
3,592
Gun; Unknown type
1,492
Shotgun
1,109
Rifle
935
Officer's handgun
909

Others Who Wore This Badge

2 officers from California Department of Motor Vehicles - Office of Investigations are honored on badge.nw.