Alphonse H. Kemper
Agency patch
Sergeant

Alphonse H. Kemper

Detroit Police Department — Detroit, MI
Felonious
End of Watch October 10, 1945
Age 43
Tour of Duty 21 yrs
The Vigil Panel 81 ›
Gender Male

Incident

Sergeant Kemper was shot and killed when he interrupted a robbery at a local paint store at 5707 Michigan Avenue. Sergeant Kemper, still in uniform, was on his way home when he walked into Frazier Paint Company at 4:20 p.m. as the robbery was taking place. The store owner attempted to warn the officer but the suspects opened fire, seriously wounding him. He managed to return fire killing one suspect. He died of his wounds 8 days later. The second suspect was arrested and sentenced to life in prison.

Survivors

Sergeant Kemper had served with the Detroit Police Department for 21 years and was survived by his wife.

In Our Keeping

Permanent identifier
BO-US-MI-5557EF97
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.

Are you family? This record can be claimed and maintained by those who knew Alphonse. Claim this record.

This page is permanent and free. No fee to view it, no advertising, no tracking, and no account required. It will not be taken down.

Tributes

21 years. You could have gone home.
Sergeant Kemper gave the Detroit Police Department 21 years. Still answering calls at the end.
Thank you for your service to the Detroit community. Gone but never to be forgotten.
Rest easy, Sergeant Kemper.

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

Agency

Location Detroit, MI
Platform Identity detpd.wayne.mi.us.gov.nw

Service Record

End of Watch October 10, 1945
Tour of Duty 21 yrs
Age 43
Gender Male

Incident Details

Cause Felonious
Weapon Gun; Unknown type
Offender Shot and killed

Sergeant Alphonse H. Kemper 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 MI, 426 of 718 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 59.3% of this state's fallen. That is 5.1 percentage points above the national rate of 54.2%.

At Detroit Police Department, 177 of 250 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 70.8% of this agency's fallen.

Detroit Police Department
177
of 250 officers
70.8% Felonious
MI — Statewide
426
of 718 officers
59.3% 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. Alphonse H. Kemper'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 Alphonse H. Kemper Compares

Age at End of Watch
43
This officer
Avg for Felonious: 39.0 years
Years of Service
21
This officer
Avg for Felonious: 8.5 years

Offender Outcome

Shot and killed

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. Alphonse H. Kemper is highlighted in Oct.

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. Alphonse H. Kemper was killed by gun; unknown type.

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

Incident Location