Jakob married Katharina Zwick on 24 May 1921 in Busenberg, Pfalz, Bayern. Katharina (daughter of Johannes Zwick and Regina Andelfinger) was born on 9 Nov 1890 in Busenberg, Pfalz, Bayern; was christened on 25 Nov 1890 in Busenberg, Pfalz, Bayern. [Group Sheet] [Family Chart]

Family/Spouse: Elisabeth Singer. Elisabeth was born on 30 May 1901 in Bruchweiler-Bärenbach, Landkreis Südwestpfalz, Rheinland-Pfalz; died on 24 Oct 1965; was buried in Friedhof Dahn, Dahn, Landkreis Südwestpfalz, Rheinland-Pfalz. [Group Sheet] [Family Chart]