U.S. Army

John J O'Neill III

August 6, 1938—November 6, 2019

JOHN J O'NEILL

III

US ARMY

AUG 6 1938

NOV 6 2019

Life Timeline

81 years

1938

Born

August 6, 1938

US ARMY

Service Record

2019

Passed Away

November 6, 2019

Verified fields from cemetery source data.

Branch

US ARMY

Sourced from official cemetery data; last updated May 30, 2026.Learn more