U.S. Army
Frederick John Hartmann
March 23, 1926—January 7, 2008
1ST SGT
Life Timeline
81 years1926
Born
March 23, 1926
US ARMY
Service Record
World War II
World War II
Conflict
1ST SGT
2008
Passed Away
January 7, 2008
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
1ST SGT
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more