Lionide Nicholas Johnston
Agency patch

Lionide Nicholas Johnston

Felonious
End of Watch March 3, 2005
The Vigil Panel 217 ›
Gender Male

Incident

Cst. Lionide Johnston was killed on March 3, 2005 on the property of James Roszko, 11 km north of Rochfort Bridge, northwest of Edmonton near the town of Mayerthorpe, Alberta. Cst. Johnston was shot and killed, along with RCMP Constables Brock Myrol, Peter Schiemann, and Anthony Gordon, while executing a property seizure on the farm. The Mayerthorpe incident was the worst one-day loss of life for the RCMP in 100 years. As we start 2026, we can look back and note that we have been very fortunate to not have lost anyone in Canada to a Line of Duty Death (LODD) these last two years. Since the launch of the Memorial Rib… Photo: Memorial Ribbon Society Directors Shawn Coady & James Pearson with Tumbleweed Spirits Co-Owner Mike Patterson Police and Peace Officers’ Memorial Ribbon Society Directors Shawn Coady and …

In Our Keeping

Permanent identifier
BO-CA-FED-26B6B5E2
Stewardship
Maintained by NeuraWeb Global Inc.
Added to badge.nw
April 8, 2026
Last updated
July 23, 2026

Honored here by 1 sentinel - 1 tribute.

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Tributes

I never knew you. I am standing here anyway.
Officer Nicholas Johnston served with the Royal Canadian Mounted Police.
Thank you for your service. Gone but never to be forgotten.
Rest easy, Nicholas Johnston.

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

Agency

Location ON
Platform Identity rcmp.fed.ca.gov.nw

Service Record

End of Watch March 3, 2005
Gender Male

Incident Details

Cause Felonious
Incident Location Mayerthorpe, AB

Lionide Nicholas Johnston is one of 17,623 officers killed feloniously — deliberately targeted and murdered in the line of duty across the full record of this memorial — 54.2% of all 32,508 officers honored here.

In ON, 75 of 334 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 22.5% of this state's fallen. That is 31.7 percentage points below the national rate of 54.2%.

At Royal Canadian Mounted Police, 75 of 333 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 22.5% of this agency's fallen.

Royal Canadian Mounted Police
75
of 333 officers
22.5% Felonious
ON — Statewide
75
of 334 officers
22.5% Felonious
Nationwide
17,623
of 32,508 officers
54.2% Felonious

National Cause Distribution

How Felonious compares to all causes of officer death in the memorial record. Lionide Nicholas Johnston's cause is highlighted.

Felonious
17,623 (54.2%)
Accident
10,088 (31%)
Illness
2,974 (9.1%)
Cardiac
1,306 (4%)
Undetermined
260 (0.8%)
Suicide
256 (0.8%)
vehicular
1 (0%)

How Lionide Nicholas Johnston Compares

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. Lionide Nicholas Johnston is highlighted in Mar.

Jan
1,392
Feb
1,295
Mar
1,373
Apr
1,517
May
1,505
Jun
1,443
Jul
1,587
Aug
1,516
Sep
1,553
Oct
1,371
Nov
1,447
Dec
1,624

Weapons Used Against Officers

Most common weapons in felonious officer deaths.

Gun; Unknown type
5,083
Handgun
2,077
Shotgun
922
Officer's handgun
909
Automobile; Alcohol involved
530
Rifle
518

Incident Location

Mayerthorpe, AB.