U.S. Army
Patricia J O'Brien
August 16, 1949—July 30, 2011
LT COL
Life Timeline
61 years1949
Born
August 16, 1949
US ARMY
Service Record
Vietnam War
Vietnam War
Conflict
LT COL
2011
Passed Away
July 30, 2011
Memorial Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
LT COL
War / Conflict
Vietnam War
Sourced from official cemetery data; last updated May 30, 2026.Learn more