United States of America

Headstone shared by 2 interments, including Thomas Knowles Duffy

U.S. Marine Corps · United States

Thomas Knowles Duffy

Lieutenant Colonel

1933 – 1972

Vietnam Wall · Panel 01W

Life Keepsakes Service Decorations Shadow Box Memorials Laid to Rest In Our Keeping

Lieutenant Colonel Thomas Knowles Duffy served in the U.S. Marine Corps. Thomas served in the Vietnam War and the Cold War. Thomas was married to Ann Duffy. Thomas was 38 years old.

How He Died

Manner Accident

Cause Multiple traumatic injuries

Circumstance Accident in theatre

Place Quang Nam

Keepsakes

Headstone Front of Ann Duffy. Arlington National Cemetery. 0 views

Headstone Back of Ann Duffy. Arlington National Cemetery. 0 views

Service Record

U.S. Marine Corps

VMFA-115, MAG-15, 1ST MAW, FMFPAC

7522: PILOT VMFA (I)

LTCOL

PILOT VMFA F-4S (I)

QUANG NAM

1972

Pay grade O05.

Conflicts

Vietnam War Cold War

Awards & Decorations 4

For service and achievement

Air Medal

Campaign and service medals

National Defense Service Medal

Vietnam Service Medal

Foreign awards

Republic of Vietnam Campaign Medal

Memorials

Vietnam Veterans Memorial Panel 01W · Line 8 cut as THOMAS K DUFFY

Burial Information

Cemetery Arlington National Cemetery

Section 34

Grave 747

Also Interred

Ann Duffy

Beloved Wife Section 34 · Grave 747 1934 – 2015

In Our Keeping

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Last updated October 12, 2026

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Shadow Box

Thomas Knowles Duffy

Lieutenant Colonel

U.S. Marine Corps

- 1972

Marine Fighter Attack Squadron 115

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