US MARINE CORPS
George William O'Brien
July 13, 1922—January 17, 2006
LTCOL
Life Timeline
83 years1922
Born
July 13, 1922
US MARINE CORPS
Service Record
World War II
World War II
Conflict
LTCOL
2006
Passed Away
January 17, 2006
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
LTCOL
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more