U.S. Army
John David O'Neil
November 14, 1945—November 19, 2014
SSG
Life Timeline
69 years1945
Born
November 14, 1945
US ARMY
Service Record
Vietnam War
Vietnam War
Conflict
SSG
2014
Passed Away
November 19, 2014
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
SSG
War / Conflict
Vietnam War
Sourced from official cemetery data; last updated May 30, 2026.Learn more