Johannes married Maria Barbara Elisabetha Gläßgen on 29 Apr 1765 in Wernersberg, Pfalz. Maria (daughter of Johannes Jakob Gläßgen and Maria Katharina Dienes) was born on 15 Mar 1746 in Wernersberg, Pfalz; died on 8 Dec 1810 in Wernersberg, Pfalz; was buried on 9 Dec 1810 in Wernersberg, Pfalz. [Group Sheet] [Family Chart]

1. Johannes Klein was born on 2 Mar 1766 in Wernersberg, Pfalz; was christened on 3 Mar 1766 in Wernersberg, Pfalz.
2. Georg Jakob Klein was born on 9 Aug 1768 in Wernersberg, Pfalz; was christened on 10 Aug 1768 in Wernersberg, Pfalz; died on 13 Dec 1831 in Wernersberg, Pfalz, Bayern.
3. Margaretha Klein was born on 26 Apr 1770 in Wernersberg, Pfalz; died on 20 Oct 1842 in Wernersberg, Pfalz, Bayern; was buried on 24 Oct 1842 in Wernersberg, Pfalz, Bayern.
4. Johannes Jakob Klein was born on 20 Jul 1774 in Wernersberg, Pfalz; was christened on 21 Jul 1774 in Wernersberg, Pfalz; died on 10 Mar 1822 in Wernersberg, Pfalz, Bayern.
5. Katharina Franziska Klein was born on 26 Dec 1784 in Wernersberg, Pfalz; was christened on 27 Dec 1784 in Wernersberg, Pfalz; died on 1 Jul 1813 in Wernersberg, Pfalz.
6. Joseph Klein was born on 26 Feb 1789 in Wernersberg, Pfalz; was christened on 26 Feb 1789 in Wernersberg, Pfalz; died on 12 Jan 1854 in Wernersberg, Pfalz, Bayern.

Johannes married Anna Maria Barbara Schilling on 26 Nov 1737 in Wernersberg, Pfalz. Anna was born on 2 Oct 1710 in Wernersberg, Pfalz; was christened on 2 Oct 1710 in Wernersberg, Pfalz; died on 13 Oct 1781 in Wernersberg, Pfalz; was buried on 15 Oct 1781 in Wernersberg, Pfalz. [Group Sheet] [Family Chart]