Dennis O'Brien
Agency patch
Keeper

Dennis O'Brien

Accident
End of Watch January 11, 1904
Age 57
The Vigil Panel 19 ›
Gender Male

Incident

Keeper Dennis O'Brien was struck and killed by a train while searching for two escaped prisoners.

Keeper O'Brien had spent the day at the Bluff Point train station, looking for two inmates who had escaped the previous night from the state prison at Dannemora.

At approximately 1745 hours, Keeper O'Brien walked across the tracks to talk to someone on a freight train. Due to the cold weather, Keeper O'Brien had his collar pulled up and did not hear the approaching train, or a train brakeman calling out to him.

The train struck and instantly killed Keeper O'Brien.

Keeper O'Brien was assigned to the Clinton Correctional Facility.

At approximately 1745 hours, Keeper O'Brien walked across the tracks to talk to someone on a freight train. Due to the cold weather, Keeper O'Brien had his collar pulled up and did not hear the approaching train, or a train brakeman calling out to him.

Keeper O'Brien was assigned to the Clinton Correctional Facility.

Survivors

He was survived by his wife and seven children.

In Our Keeping

Permanent identifier
BO-US-NY-919545DB
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.
Keeper O'Brien served with the New York State Department of Correctional Services.
Thank you for your service to the Albany community. Gone but never to be forgotten.
Rest easy, Keeper O'Brien.

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

Agency

Location Albany, NY
Platform Identity nysdcscorr.albany.ny.us.gov.nw

Service Record

End of Watch January 11, 1904
Age 57
Gender Male

Incident Details

Cause Accident

Keeper Dennis O'Brien 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 NY, 645 of 2,147 officers were lost to accidents in the line of duty — 30% of this state's fallen. That is 1 percentage points below the national rate of 31%.

At New York State Department of Correctional Services, 4 of 36 officers on record were lost to accidents in the line of duty — 11.1% of this agency's fallen.

New York State Department of Correctional Services
4
of 36 officers
11.1% Accident
NY — Statewide
645
of 2,147 officers
30% 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. Dennis O'Brien'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 Dennis O'Brien Compares

Age at End of Watch
57
This officer
Avg for Accident: 38.1 years

When Accident Deaths Occur

Monthly distribution of Accident deaths across the full memorial record. Dennis O'Brien is highlighted in Jan.

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