William H. Hemsing
Agency patch
Captain

William H. Hemsing

Veteran → Felonious
End of Watch August 17, 1899
Age 58
Tour of Duty 20 yrs
The Vigil Panel 15 ›
Gender Male

Incident

Captain William Hemsing succumbed to a knife wound sustained three years earlier when he was attacked by an inmate in the New Jersey State Prison in Trenton.

The inmate was suspected of having a knife, and while he was exercising the guards searched his cell, but did not find it. After the search, Captain Hemsing took the inmate to the prison's rotunda and had him face the wall to search him. The man suddenly turned, threatened Captain Hemsing, and then stabbed him in the throat, causing a severe gash. Other guards immediately subdued the inmate and disarmed him.

Captain Hemsing went insane after suffering the wound and was taken to the Trenton Psychiatric Hospital, where he remained until succumbing to his wounds three years later.

Captain Hemsing was a veteran of the Civil War. He had served with the New Jersey State Prison for 19 years and had previously served as chief of police in Camden, New Jersey.

Survivors

He was survived by his wife and daughter.

In Our Keeping

Permanent identifier
BO-US-NJ-C41B1FD3
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 served 1985 to 1993. You served too, before the badge - different uniform, same idea. You go where you are sent and you do not get to pick the call.
Captain Hemsing gave the New Jersey Department of Corrections 20 years.
Thank you for your service to the people of New Jersey. Thank you for your service before it. Gone but never to be forgotten.
Rest easy, brother.

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

Agency

Type Corrections
Location Trenton, NJ
Platform Identity njdcorr.mercer.nj.us.gov.nw

Service Record

End of Watch August 17, 1899
Tour of Duty 20 yrs
Age 58
Gender Male

Incident Details

Cause Felonious
Weapon Edged weapon; Knife

Military Service

William H. Hemsing served in the the United States military before joining law enforcement.

View full service record on salute.nw →

Captain William H. Hemsing 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 97,759 officers honored here.

In NJ, 229 of 646 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 35.4% of this state's fallen. That is 35.4 percentage points above the national rate of 0%.

At New Jersey Department of Corrections, 16 of 32 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 50% of this agency's fallen.

New Jersey Department of Corrections
16
of 32 officers
50% Felonious
NJ — Statewide
229
of 646 officers
35.4% Felonious
Nationwide
1
of 97,759 officers
0% Felonious

National Cause Distribution

How Felonious compares to all causes of officer death in the memorial record. William H. Hemsing's cause is highlighted.

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

How William H. Hemsing Compares

Age at Death
58
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. William H. Hemsing is highlighted in Aug.

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. William H. Hemsing was killed by edged weapon; knife.

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

Incident Location

Military Service

William H. Hemsing served in the United States military before joining law enforcement.

Visit William H. Hemsing’s page on salute.nw →

His full service record — units, decorations, where he served — is kept on salute.nw.