Franz married Anna Barbara Seibert on 6 Feb 1780 in Niederschlettenbach, Pfalz, Bayern. Anna (daughter of Johannes Nikolaus Seibert and Anna Maria Singer) was born on 1 May 1757 in Birkenhördt, Pfalz; was christened on 1 May 1757 in Birkenhördt, Pfalz; died on 17 May 1817 in Lauterschwan, Pfalz, Bayern. [Group Sheet] [Family Chart]

1. Georg Bathasar Ottenat was born on 13 Jan 1781 in Lauterschwan, Pfalz; died on 21 May 1785 in Lauterschwan, Pfalz.
2. Johannes Jakob Ottenat was born on 26 Jan 1783 in Lauterschwan, Pfalz; died on 16 Feb 1784 in Lauterschwan, Pfalz.
3. Ottenat was born on 8 Feb 1785 in Lauterschwan, Pfalz; died on 8 Feb 1785 in Lauterschwan, Pfalz.
4. Ottenat was born on 28 May 1786 in Lauterschwan, Pfalz; died on 28 May 1786 in Lauterschwan, Pfalz.
5. Michael Ottenat was born on 10 Jan 1788 in Lauterschwan, Pfalz; was christened on 11 Jan 1788 in Lauterschwan, Pfalz; died on 14 Mar 1829 in Lauterschwan, Pfalz, Bayern.
6. Johannes Ottenat was born on 26 May 1791 in Lauterschwan, Pfalz; was christened on 29 May 1791 in Lauterschwan, Pfalz.
7. Johannes Jakob Ottenat was born on 22 Sep 1796 in Lauterschwan, Pfalz; was christened on 26 Sep 1796 in Birkenhördt, Pfalz; died on 17 Dec 1837 in Lauterschwan, Pfalz, Bayern.
8. Rosina Ottenat was born on 19 Jan 1800 in Birkenhördt, Pfalz; was christened on 19 Jan 1800 in Birkenhördt, Pfalz; died on 7 Feb 1805 in Lauterschwan, Pfalz.
9. Joseph Ottenat was born in in Lauterschwan, Pfalz, Bayern; died on 9 Mar 1821 in Lauterschwan, Pfalz, Bayern.

Johannes married Eleonora Katharina Offenbacher. Eleonora was born in 1710 in Pleisweiler, Pfalz. [Group Sheet] [Family Chart]