Henry Oliver Pearson
Temporary Cadet

Henry Oliver Pearson

Felonious
End of Watch November 28, 1920
Age 21
The Vigil Panel 204 ›
Gender Male

Incident

Killed alongside a District Inspector, a Temporary Constable and thirteen other Temporary Cadets, when their auxiliary division mobile patrol was ambushed by a large terrorist unit at Dus a’ Bharraigh, in the townland of Shanacashel, Kilmichael Parish, near Macroom, County Cork. Temporary Cadet Cecil James Guthrie who escaped the incident, was caught and shot two days later.

In Our Keeping

Permanent identifier
BO-GB-RIC-BD1F75ED
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.
Temporary Cadet Pearson served with the Royal Irish Constabulary.
Thank you for your service. Gone but never to be forgotten.
Rest easy, Temporary Cadet Pearson.

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

Agency

Location L
Platform Identity rico.nir.gb.gov.nw

Service Record

End of Watch November 28, 1920
Age 21
Gender Male

Incident Details

Cause Felonious
Cause Detail Homicide - Shot

Temporary Cadet Henry Oliver Pearson 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 L, 592 of 749 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 79% of this state's fallen. That is 24.8 percentage points above the national rate of 54.2%.

At Royal Irish Constabulary, 519 of 642 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 80.8% of this agency's fallen.

Royal Irish Constabulary
519
of 642 officers
80.8% Felonious
L — Statewide
592
of 749 officers
79% 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. Henry Oliver Pearson'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 Henry Oliver Pearson Compares

Age at End of Watch
21
This officer
Avg for Felonious: 39.0 years

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. Henry Oliver Pearson is highlighted in Nov.

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