Johan married Christiane Luz on 18 Apr 1820 in Nagold, Calw, Baden-Württemberg, Germany. Christiane (daughter of Johann Martin Luz and Johanne Margaretha Schurn) was born on 19 May 1795 in Nagold, Calw, Baden-Württemberg, Germany; died on 4 Sep 1870 in Nagold, Calw, Baden-Württemberg, Germany; was buried in Nagold, Calw, Baden-Württemberg, Germany. [Group Sheet] [Family Chart]

1. Heinrike Christiane Walz was born on 10 Sep 1823 in Neuffen, Esslingen, Baden-Württemberg, Germany; was christened on 12 Sep 1823 in Eltingen, Boblingen, Baden-Württemberg, Germany; died on 23 Nov 1886 in Beihingen, Calw, Baden-Württemberg, Germany; was buried in Nagold, Calw, Baden-Württemberg, Germany.
2. Johann Jakob Walz was born on 12 Dec 1823; died on 11 Oct 1832 in Nagold, Calw, Baden-Württemberg, Germany.
3. Maria Barbara Walz was born on 2 Jun 1828 in Nagold, Calw, Baden-Württemberg, Germany; died after 1857 in Nagold, Calw, Baden-Württemberg, Germany.
4. Johanna Christiana Walz was born on 12 Jul 1825 in Nagold, Calw, Baden-Württemberg, Germany; died in Nagold, Calw, Baden-Württemberg, Germany.
5. Johann Christian Walz was born on 27 Jan 1821 in Nagold, Calw, Baden-Württemberg, Germany; died on 25 Dec 1883 in Nagold, Calw, Baden-Württemberg, Germany.
6. Immanuel Gottlob Walz was born on 16 Dec 1826 in Nagold, Calw, Baden-Württemberg, Germany; died on 7 Jul 1827.

Johann married Maria Salome Essig on 16 Jun 1789. Maria was born on 20 Sep 1767; died on 13 Apr 1825. [Group Sheet] [Family Chart]

Johann married Anna Maria Kielmajer before 1779 in Germany. [Group Sheet] [Family Chart]

Johann married Agnes Walz. Agnes was born on 14 Jun 1713 in Baden-Württemberg, Germany; was christened on 14 Jun 1713 in Tubingen, Baden-Württemberg, Germany; died on 18 Jun 1791 in Tubingen, Baden-Württemberg, Germany. [Group Sheet] [Family Chart]