US NAVY
James Oliver Mainwaring
May 11, 1949—January 16, 2003
ETC
Life Timeline
53 years1949
Born
May 11, 1949
US NAVY
Service Record
Vietnam War
Vietnam War
Conflict
ETC
2003
Passed Away
January 16, 2003
Service Record
Verified fields from cemetery source data.
Branch
US NAVY
Rank
ETC
War / Conflict
Vietnam War
Sourced from official cemetery data; last updated May 30, 2026.Learn more