Walter William Leonhardt
Agency patch
Special Deputy Sheriff

Walter William Leonhardt

Felonious
End of Watch September 28, 1931
Age 41
The Vigil Panel 63 ›
Gender Male

Incident

Special Deputy Walter Leonhardt was shot and killed after observing a stolen car while off duty. He identified himself as a deputy and began to talk to the driver. A struggle ensued, and Deputy Leonhardt was fatally wounded by the driver. The 25-year-old driver and a 19-year-old accomplice were arrested and charged with murder. The driver was convicted of murder and sentenced to life. His accomplice was sentenced to five years. The driver's sentence was later commuted to 25 years. He was paroled on December 21, 1940.

Survivors

He was survived by his wife and four children.

In Our Keeping

Permanent identifier
BO-US-OR-947C8B3E
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.
Special Deputy Sheriff Leonhardt served with the Multnomah County Sheriff's Office.
Thank you for your service to the Portland community. Gone but never to be forgotten.
Rest easy, Special Deputy Sheriff Leonhardt.

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

Agency

Type Sheriff's Office
Location Portland, Multnomah County, OR
Platform Identity mcso.multnomah.or.us.gov.nw

Service Record

End of Watch September 28, 1931
Age 41
Gender Male

Incident Details

Cause Felonious
Weapon Gun

Special Deputy Sheriff Walter William Leonhardt 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 OR, 115 of 197 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 58.4% of this state's fallen. That is 58.4 percentage points above the national rate of 0%.

At Multnomah County Sheriff's Office, 9 of 10 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 90% of this agency's fallen.

Multnomah County Sheriff's Office
9
of 10 officers
90% Felonious
OR — Statewide
115
of 197 officers
58.4% 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. Walter William Leonhardt's cause is highlighted.

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

How Walter William Leonhardt Compares

Age at Death
41
This officer
Avg for Felonious: 39.0 years

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. Walter William Leonhardt is highlighted in Sep.

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. Walter William Leonhardt was killed by gun.

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