Roll of Honor
Alexander E. Dierkes, IV
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
- 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.
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
Service Record
Incident Details
Investigator Alexander E. Dierkes, IV 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%.
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.
National Cause Distribution
How Felonious compares to all causes of officer death in the memorial record. Alexander E. Dierkes, IV's cause is highlighted.
How Alexander E. Dierkes, IV Compares
When Felonious Deaths Occur
Monthly distribution of Felonious deaths across the full memorial record. Alexander E. Dierkes, IV is highlighted in Jul.
Weapons Used Against Officers
Most common weapons in felonious officer deaths. Alexander E. Dierkes, IV was killed by automobile; alcohol involved.
Others Who Wore This Badge
2 officers from California Department of Motor Vehicles - Office of Investigations are honored on badge.nw.
