US MARINE CORPS
John O Mason
September 10, 1924—May 16, 2015
PFC
Life Timeline
90 years1924
Born
September 10, 1924
US MARINE CORPS
Service Record
World War II
World War II
Conflict
PFC
2015
Passed Away
May 16, 2015
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