Johannes married Catherine Margaret Kuntz on 15 Jun 1892 in Pittsburgh, Allegheny County, Pennsylvania, USA. Catherine (daughter of Andreas Kuntz and Maria Barbara Braun) was born on 26 Aug 1866 in Miltonsburg, Monroe County, Ohio, USA; died on 7 Jan 1944 in Pittsburgh, Allegheny County, Pennsylvania, USA; was buried on 11 Jan 1944 in Mount Carmel Cemetery, Penn Hills, Allegheny County, Pennsylvania, USA. [Group Sheet] [Family Chart]

1. Martha Marie Hahn was born on 9 Jul 1893 in Pennsylvania, USA; died in 0Nov 1975 in Allegheny County, Pennsylvania, USA.
2. Clementine Hahn was born on 7 Apr 1895 in Pittsburgh, Allegheny County, Pennsylvania, USA; died in 0Sep 1975 in Pittsburgh, Allegheny County, Pennsylvania, USA.
3. John George Hahn was born on 1 Jan 1897 in Pittsburgh, Allegheny County, Pennsylvania, USA; died on 11 Jul 1959 in Allegheny County, Pennsylvania, USA.
4. Raymond Charles Hahn was born on 4 Mar 1899 in Pittsburgh, Allegheny County, Pennsylvania, USA; died on 2 Oct 1938; was buried on 6 Oct 1938 in Mount Carmel Cemetery, Penn Hills, Allegheny County, Pennsylvania, USA.
5. Margaret Elizabeth Hahn was born on 12 Jul 1901 in Pittsburgh, Allegheny County, Pennsylvania, USA; died on 4 Feb 1956; was buried in Mount Carmel Cemetery, Penn Hills, Allegheny County, Pennsylvania, USA.
6. Vincent George Hahn was born on 9 Mar 1904 in Pittsburgh, Allegheny County, Pennsylvania, USA; died on 28 Jul 1967 in Prince George's County, Maryland, USA; was buried in Fort Lincoln Cemetery, Brentwood, Prince George's County, Maryland, USA.
7. Katherine Hahn was born on 28 Apr 1907 in Pittsburgh, Allegheny County, Pennsylvania, USA.

Heinrich married Kunigunda Dotterweich. [Group Sheet] [Family Chart]