US MARINE CORPS
Charles E O'Brien
August 20, 1920—May 5, 2009
PL SGT
Life Timeline
88 years1920
Born
August 20, 1920
US MARINE CORPS
Service Record
World War II
World War II
Conflict
PL SGT
2009
Passed Away
May 5, 2009
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
PL SGT
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more