Jakob married Margaretha Christmann on 19 May 1859 in Birkenhördt, Pfalz, Bayern. Margaretha (daughter of Konrad Christmann and Maria Aloisa Ludovica Köhler) was born on 24 Jul 1813 in Birkenhördt, Pfalz; was christened on 26 Jul 1813 in Birkenhördt, Pfalz; died on 26 Jan 1875 in Birkenhördt, Pfalz, Bayern. [Group Sheet] [Family Chart]