Johannes married Maria Ottilia Keller on 4 Apr 1788 in Busenberg, Pfalz. Maria (daughter of Johannes Adam Keller and Katharina Köhler) was born on 9 Jun 1762 in Busenberg, Pfalz; was christened on 10 Jun 1762 in Busenberg, Pfalz; died on 5 Dec 1805 in Busenberg, Pfalz. [Group Sheet] [Family Chart]

1. Georg Peter Fabacher was born on 22 Nov 1788 in Busenberg, Pfalz; was christened on 22 Nov 1788 in Busenberg, Pfalz; died on 9 Feb 1789 in Busenberg, Pfalz.
2. Peter Fabacher was born on 17 Jan 1790 in Busenberg, Pfalz; was christened on 18 Jan 1790 in Busenberg, Pfalz; died on 17 Apr 1854 in Bruchweiler-Bärenbach, Pfalz, Bayern.
3. Johannes Adam Fabacher was born on 28 Mar 1792 in Busenberg, Pfalz; was christened on 29 Mar 1792 in Busenberg, Pfalz; died on 24 Jan 1870 in Wingen, Bas-Rhin, Alsace, France.
4. Johannes Fabacher was born on 21 Mar 1796 in Busenberg, Pfalz, Bayern; was christened on 31 Mar 1796 in Busenberg, Pfalz, Bayern; died on 1 Feb 1814 in Busenberg, Pfalz, Bayern.
5. Margaretha Fabacher was born on 11 Nov 1797 in Busenberg, Pfalz; was christened on 11 Nov 1797 in Busenberg, Pfalz; died on 1 Jan 1867 in Busenberg, Pfalz, Bayern.
6. Jakob Fabacher was born on 28 Jul 1800 in Busenberg, Pfalz; was christened on 28 Jul 1800 in Busenberg, Pfalz; died on 1 Apr 1839 in Dahn, Pfalz, Bayern.
7. Anna Maria Fabacher was born on 20 Nov 1804 in Busenberg, Pfalz; was christened on 21 Nov 1804 in Busenberg, Pfalz.