Thomas A. Byrne
Agency patch
Sergeant

Thomas A. Byrne

Veteran → Illness
End of Watch March 31, 2021
Age 51
Tour of Duty 25 yrs
The Vigil Panel 175 ›
Gender Male

Incident

Sergeant Tom Byrne died as the result of cancer that he developed following his assignment to the search and recovery efforts at the World Trade Center site following the 9/11 Terrorist Attacks.

Sergeant Byrne was a United States Coast Guard veteran and had served with the New Your City Police Department for 25 years.

September 11, 2001 - The Years After

Sergeant Thomas A. Byrne was assigned to the search and recovery at the World Trade Center site after September 11, 2001. He was 32 years old that fall.

He died on March 31, 2021 - 19 years and 6 months later - of an illness contracted there. He was 51.

He is one of 599 officers honored here, and one of 450 at New York City Police Department.

The most recent of these deaths was October 24, 2025.

Officers who worked the search, rescue, and recovery at the World Trade Center site breathed contaminated air for weeks and months afterward. Many developed cancers and respiratory disease, and they have gone on dying of it ever since.

Seventy-two officers were killed on the morning itself. Hundreds more have died in the years that followed. They are honored here together, because the same attack killed them all. With some it simply took longer.

Survivors

He is survived by his wife, two sons, sister, and brother.

In Our Keeping

Permanent identifier
BO-US-NY-5D3C3933
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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Also honored at salute.nw — U.S. Coast Guard. One record, 2 gates. Thomas is one person.

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Tributes

You walked into it and it took years to finish the job.
Sergeant Byrne gave the New York City Police Department 25 years.
Thank you for your service to the New York community. Gone but never to be forgotten.
Rest easy, Sergeant Byrne.

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

Agency

Type Police Department
Location New York, NY
Platform Identity nypd.newyork.ny.us.gov.nw

Service Record

End of Watch March 31, 2021
Tour of Duty 25 yrs
Age 51
Gender Male

Incident Details

Cause Illness
Weapon Aircraft; Passenger jet

Military Service

Thomas A. Byrne served in the U.S. Coast Guard before joining law enforcement.

View full service record on salute.nw →

Sergeant Thomas A. Byrne is one of 1 officers lost to illness connected to their service across the full record of this memorial — 0% of all 97,759 officers honored here.

In NY, 655 of 2,147 officers were lost to illness connected to their service — 30.5% of this state's fallen. That is 30.5 percentage points above the national rate of 0%.

At New York City Police Department, 538 of 1237 officers on record were lost to illness connected to their service — 43.5% of this agency's fallen.

New York City Police Department
538
of 1,237 officers
43.5% Illness
NY — Statewide
655
of 2,147 officers
30.5% Illness
Nationwide
1
of 97,759 officers
0% Illness

National Cause Distribution

How Illness compares to all causes of officer death in the memorial record. Thomas A. Byrne's cause is highlighted.

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

How Thomas A. Byrne Compares

Age at Death
51
This officer
Avg for Illness: 47.7 years
Years of Service
25
This officer
Avg for Illness: 18.7 years

When Illness Deaths Occur

Monthly distribution of Illness deaths across the full memorial record. Thomas A. Byrne is highlighted in Mar.

Jan
294
Feb
198
Mar
186
Apr
226
May
201
Jun
182
Jul
217
Aug
281
Sep
353
Oct
376
Nov
239
Dec
285

Incident Location

Military Service

Thomas A. Byrne served in the U.S. Coast Guard before joining law enforcement.

Visit Thomas A. Byrne’s page on salute.nw →

His full service record — units, decorations, where he served — is kept on salute.nw.