Gary Dean Murphy
Agency patch
Deputy Sheriff

Gary Dean Murphy

Lake County Sheriff's Office — Waukegan, IL
Veteran → Felonious
End of Watch June 15, 1976
Age 29
Tour of Duty 8 yrs
Badge 99
The Vigil Panel 117 ›
Gender Male

Incident

Deputy Sheriff Gary Murphy was shot and killed after responding to a report of a woman firing a handgun outside of her home on Muir Avenue in Knollwood. The 51-year-old woman was upset that children were playing on a nearby school playground and fired her gun. As Deputy Murphy and another deputy attempted to disarm the woman, they were both shot, and Deputy Murphy was fatally wounded. In June of 1977, the suspect was found not guilty by reason of insanity and committed at the Elgin Mental Health Center. She had a release hearing in 1985, but her release was denied after she made the statement that she was still a danger to herself and others. Deputy Murphy was a United States Army Vietnam War veteran and had served with the Lake County Sheriff's Office for eight years.

Survivors

He was survived by his wife and two children.

In Our Keeping

Permanent identifier
BO-US-IL-4FA7889E
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.
Deputy Sheriff Murphy gave the Lake County Sheriff's Office 8 years.
Thank you for your service to the Waukegan community, and for your service before it. Gone but never to be forgotten.
Rest easy, brother.

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

Agency

Type Sheriff's Office
Location Waukegan, Lake County, IL
Platform Identity lcso.lake.il.us.gov.nw

Service Record

End of Watch June 15, 1976
Tour of Duty 8 yrs
Age 29
Badge Number 99
Gender Male

Incident Details

Cause Felonious
Weapon Handgun

Military Service

Gary Dean Murphy served in the the United States military before joining law enforcement.

View full service record on salute.nw →

Deputy Sheriff Gary Dean Murphy 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 IL, 842 of 1,318 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 63.9% of this state's fallen. That is 63.9 percentage points above the national rate of 0%.

At Lake County Sheriff's Office, 1 of 2 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 50% of this agency's fallen.

Lake County Sheriff's Office
1
of 2 officers
50% Felonious
IL — Statewide
842
of 1,318 officers
63.9% 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. Gary Dean Murphy's cause is highlighted.

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

How Gary Dean Murphy Compares

Age at Death
29
This officer
Avg for Felonious: 39.0 years
Years of Service
8
This officer
Avg for Felonious: 8.4 years

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. Gary Dean Murphy is highlighted in Jun.

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. Gary Dean Murphy was killed by handgun.

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

Incident Location

Military Service

Gary Dean Murphy served in the United States military before joining law enforcement.

Visit Gary Dean Murphy’s page on salute.nw →

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

Others Who Wore This Badge

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