US NAVY
John P Hartert Sr
January 19, 1918—March 26, 2003
Life Timeline
85 years1918
Born
January 19, 1918
US NAVY
Service Record
World War II
World War II
Conflict
2003
Passed Away
March 26, 2003
Service Record
Verified fields from cemetery source data.
Branch
US NAVY
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more