US MARINE CORPS
Joseph Bernard O'Brien
January 14, 1918—March 31, 2005
PFC
Life Timeline
87 years1918
Born
January 14, 1918
US MARINE CORPS
Service Record
World War II
World War II
Conflict
PFC
2005
Passed Away
March 31, 2005
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
PFC
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more