U.S. Army
Richard Joseph O'Brien
August 24, 1945—April 19, 1997
SGT
Life Timeline
51 years1945
Born
August 24, 1945
US ARMY
Service Record
Vietnam War
Vietnam War
Conflict
SGT
1997
Passed Away
April 19, 1997
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
SGT
War / Conflict
Vietnam War
Sourced from official cemetery data; last updated May 30, 2026.Learn more