Johann married Maria Elisabetha Spengler about 1790. Maria (daughter of Johannes Michael Spengler and Maria Elisabetha Glaser) was born on 30 Jul 1771 in Gossersweiler, Pfalz, Bayern; died on 25 Nov 1841 in Silz, Pfalz, Bayern; was buried on 27 Nov 1841 in Silz, Pfalz, Bayern. [Group Sheet] [Family Chart]

1. Johannes Jakob Buchmann was born on 2 Jul 1791 in Silz, Pfalz; died on 24 Aug 1791 in Silz, Pfalz.
2. Apollonia Buchmann was born on 20 Nov 1792 in Silz, Pfalz; died on 1 May 1840 in Silz, Pfalz, Bayern; was buried on 3 May 1840 in Silz, Pfalz, Bayern.
3. Peter Buchmann was born on 13 Mar 1795 in Silz, Pfalz, Bayern; died on 9 Dec 1850 in Silz, Pfalz, Bayern; was buried on 11 Dec 1850 in Silz, Pfalz, Bayern.
4. Johannes Jakob Buchmann was born on 23 Feb 1798 in Silz, Pfalz; died on 11 Nov 1799 in Silz, Pfalz.
5. Maria Anna Buchmann was born on 5 Mar 1800 in Silz, Pfalz, Bayern; was christened on 5 Mar 1800 in Silz, Pfalz, Bayern; died on 6 Oct 1863 in Silz, Pfalz, Bayern; was buried on 7 Oct 1863 in Silz, Pfalz, Bayern.
6. Johannes Jakob Buchmann was born on 26 Nov 1801 in Silz, Pfalz; died on 18 Jul 1814 in Silz, Pfalz; was buried on 19 Jul 1814 in Silz, Pfalz.
7. Sebastian Buchmann was born on 20 Jan 1807 in Silz, Pfalz, Bayern; was christened on 20 Jan 1807 in Silz, Pfalz, Bayern; died on 27 Feb 1832 in Silz, Pfalz, Bayern; was buried on 29 Feb 1832 in Silz, Pfalz, Bayern.

Jakob married Magdalena Christmann on 1 Feb 1762 in Silz, Pfalz. Magdalena was born in 1736 in Silz, Pfalz; died on 15 Dec 1806 in Silz, Pfalz; was buried on 16 Dec 1806 in Silz, Pfalz. [Group Sheet] [Family Chart]