Jakob married Katharina Discher on 24 Feb 1729 in Pleisweiler, Pfalz. Katharina was born in 1708 in Pfalz; died on 31 Aug 1769 in Birkenhördt, Pfalz. [Group Sheet] [Family Chart]

1. Johannes Balthasar Ehrstein was born on 30 Aug 1730 in Birkenhördt, Pfalz; was christened on 30 Aug 1730 in Birkenhördt, Pfalz; died on 7 Jan 1781 in Birkenhördt, Pfalz.
2. Johannes Ehrstein was born on 23 Dec 1732 in Pleisweiler, Pfalz; was christened on 23 Dec 1732 in Pleisweiler, Pfalz.
3. Anna Maria Ehrstein was born on 14 Sep 1735 in Birkenhördt, Pfalz; was christened on 14 Sep 1735 in Birkenhördt, Pfalz; died in 0May 1752 in Birkenhördt, Pfalz.
4. Maria Eva Ehrstein was born on 4 Apr 1738 in Birkenhördt, Pfalz; was christened on 4 Apr 1738 in Birkenhördt, Pfalz; died on 31 Dec 1796 in Birkenhördt, Pfalz.
5. Maria Anna Ehrstein was born on 8 May 1741 in Birkenhördt, Pfalz; was christened on 9 May 1741 in Birkenhördt, Pfalz; died on 15 Dec 1777 in Birkenhördt, Pfalz; was buried in Birkenhördt, Pfalz.
6. Johannes Jakob Ehrstein was born on 28 May 1744 in Birkenhördt, Pfalz; was christened on 31 May 1744 in Birkenhördt, Pfalz.
7. Katharina Ehrstein was born in Nov 1748 in Birkenhördt, Pfalz; was christened in 0Nov 1748 in Birkenhördt, Pfalz; died on 18 Apr 1750 in Birkenhördt, Pfalz.