US MARINE CORPS
John Oliver Ostrom
October 26, 1933—November 23, 2005
SGT
Life Timeline
72 years1933
Born
October 26, 1933
US MARINE CORPS
Service Record
Korean War
Korean War
Conflict
SGT
2005
Passed Away
November 23, 2005
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
SGT
War / Conflict
Korean War
Sourced from official cemetery data; last updated May 30, 2026.Learn more