US MARINE CORPS
John F Oak
May 15, 1921—April 13, 1986
T SGT
Life Timeline
64 years1921
Born
May 15, 1921
US MARINE CORPS
Service Record
World War II
World War II
Conflict
T SGT
1986
Passed Away
April 13, 1986
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
T SGT
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more