Jakob married Maria Helena Reyland on 4 Feb 1715 in Landau, Pfalz. Maria (daughter of Peter Reyland and Anna Maria Blanck) was born in 1694 in Winden, Pfalz. [Group Sheet] [Family Chart]

1. Margaretha Franziska Lang was born on 3 Feb 1715 in Landau, Pfalz; was christened on 4 Feb 1715 in Landau, Pfalz.
2. Katharina Margaretha Lang was born on 31 Oct 1726 in Landau, Pfalz; was christened on 1 Nov 1726 in Landau, Pfalz.