John Francis McDermott
Agency patch
Police Officer

John Francis McDermott

Rosemount Police Department — Rosemount, MN
Accident
End of Watch May 22, 1923
Age 27
The Vigil Panel 45 ›
Gender Male

Incident

Police Officer John McDermott was accidentally shot and killed by another officer after being mistaken for a suspect.

Another officer had recently received several threats, and the appearance of strangers in the city required investigation. As Officer McDermott ran across a street towards where the suspects were another officer mistook him for a suspect and opened fire, striking him in the head and chest. He was taken to a local hospital where he died the following day.

In Our Keeping

Permanent identifier
BO-US-MN-8BD16090
Stewardship
Maintained by NeuraWeb Global Inc.
Added to badge.nw
April 2, 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.
Police Officer McDermott served with the Rosemount Police Department.
Thank you for your service to the Rosemount community. Gone but never to be forgotten.
Rest easy, Police Officer McDermott.

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

Agency

Location Rosemount, MN
Platform Identity rpd.dakota.mn.us.gov.nw

Service Record

End of Watch May 22, 1923
Age 27
Gender Male

Incident Details

Cause Accident
Cause Detail Gunfire (Inadvertent)

Police Officer John Francis McDermott is one of 10,088 officers lost to accidents in the line of duty across the full record of this memorial — 31% of all 32,508 officers honored here.

In MN, 84 of 293 officers were lost to accidents in the line of duty — 28.7% of this state's fallen. That is 2.3 percentage points below the national rate of 31%.

Rosemount Police Department
1
of 1 officers
100% Accident
MN — Statewide
84
of 293 officers
28.7% Accident
Nationwide
10,088
of 32,508 officers
31% Accident

National Cause Distribution

How Accident compares to all causes of officer death in the memorial record. John Francis McDermott'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 John Francis McDermott Compares

Age at End of Watch
27
This officer
Avg for Accident: 38.1 years

When Accident Deaths Occur

Monthly distribution of Accident deaths across the full memorial record. John Francis McDermott is highlighted in May.

Jan
820
Feb
730
Mar
748
Apr
707
May
847
Jun
795
Jul
897
Aug
937
Sep
913
Oct
925
Nov
872
Dec
897