John M. Harlow Jr.
Agency patch
Sheriff

John M. Harlow Jr.

Felonious
End of Watch March 3, 1919
Age 60
The Vigil Panel 36 ›
Gender Male

Incident

Sheriff John Harlow was shot and killed by a prisoner who was smuggled a gun while incarcerated in the county jail. The suspect shot Sheriff Harlow as the cell door was opened and the suspect was allowed to enter the hallway to make a phone call to his wife. The Sheriff's son was also shot when he entered the room and died six days later, and the suspect also fired at the Sheriff's wife. The suspect was arrested in Colorado and returned to Missouri. The man was sentenced to life in prison but was taken from the judge's chambers by an angry mob of citizens and hanged outside of the courthouse.

Survivors

Sheriff Harlow was survived by his wife and seven daughters; his son was also killed in this incident.

In Our Keeping

Permanent identifier
BO-US-MO-D126B591
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.
Sheriff Harlow served with the Barton County Sheriff's Office.
Thank you for your service to the Lamar community. Gone but never to be forgotten.
Rest easy, Sheriff Harlow.

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

Agency

Type Sheriff's Office
Location Lamar, Barton County, MO
Platform Identity bcso.barton.mo.us.gov.nw

Service Record

End of Watch March 3, 1919
Age 60
Gender Male

Incident Details

Cause Felonious
Weapon Handgun

Sheriff John M. Harlow Jr. 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 MO, 516 of 813 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 63.5% of this state's fallen. That is 63.5 percentage points above the national rate of 0%.

At Barton County Sheriff's Office, 2 of 2 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 100% of this agency's fallen.

Barton County Sheriff's Office
2
of 2 officers
100% Felonious
MO — Statewide
516
of 813 officers
63.5% 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. John M. Harlow Jr.'s cause is highlighted.

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

How John M. Harlow Jr. Compares

Age at Death
60
This officer
Avg for Felonious: 39.0 years

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. John M. Harlow Jr. is highlighted in Mar.

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. John M. Harlow Jr. was killed by handgun.

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

1 officer from Barton County Sheriff's Office are honored on badge.nw.