US NAVY
John Jacob Hartman
June 5, 1931—January 25, 2014
UT1
Life Timeline
82 years1931
Born
June 5, 1931
US NAVY
Service Record
Korean War
Korean War
Conflict
UT1
2014
Passed Away
January 25, 2014
Service Record
Verified fields from cemetery source data.
Branch
US NAVY
Rank
UT1
War / Conflict
Korean War
Sourced from official cemetery data; last updated May 30, 2026.Learn more