Lafayette Mercer
Patrolman

Lafayette Mercer

Steubenville Police Department — Steubenville, OH
Felonious
End of Watch July 2, 1914
Age 52
Tour of Duty 20 yrs
The Vigil Panel 28 ›
Gender Male

Incident

Patrolman Lafayette Mercer was shot and killed while attempting to arrest a man for threatening his wife at his home on Adams Street. The man, who was drunk and high on drugs, was known to Patrolman Mercer. After talking to the man for a short time Patrolman Mercer told him he would have to go to jail. As Patrolman Mercer stood up the suspect pulled a .32 caliber revolver from his pocket and started firing. Despite being shot four times, Patrolman Mercer was able to return fire and fatally wounded the suspect. Patrolman Mercer had served with the agency for 20 years.

Survivors

He was survived by his wife, daughter, mother, and several brothers and sisters.

In Our Keeping

Permanent identifier
BO-US-OH-7055C90B
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

20 years. You could have gone home.
Patrolman Mercer gave the Steubenville Police Department 20 years. Still answering calls at the end.
Thank you for your service to the Steubenville community. Gone but never to be forgotten.
Rest easy, Patrolman Mercer.

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

Agency

Type Other
Location Steubenville, Jefferson County, OH
Platform Identity spd.jefferson.oh.us.gov.nw

Service Record

End of Watch July 2, 1914
Tour of Duty 20 yrs
Age 52
Gender Male

Incident Details

Cause Felonious
Weapon Handgun

Patrolman Lafayette Mercer 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 97,772 officers honored here.

In OH, 572 of 991 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 57.7% of this state's fallen. That is 57.7 percentage points above the national rate of 0%.

At Steubenville Police Department, 4 of 6 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 66.7% of this agency's fallen.

Steubenville Police Department
4
of 6 officers
66.7% Felonious
OH — Statewide
572
of 991 officers
57.7% Felonious
Nationwide
1
of 97,772 officers
0% Felonious

National Cause Distribution

How Felonious compares to all causes of officer death in the memorial record. Lafayette Mercer's cause is highlighted.

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

How Lafayette Mercer Compares

Age at Death
52
This officer
Avg for Felonious: 39.0 years
Years of Service
20
This officer
Avg for Felonious: 8.4 years

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. Lafayette Mercer 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. Lafayette Mercer was killed by handgun.

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