Johann married Catharine Foerster 7 Jul 1808, Schriesheim, Rhein-Neckar-Kreis, Baden-Württemberg, Germany. Catharine (daughter of Stephan Foerster and Anna Margaretha Doersam) was born 15 Jul 1790, Leutershausen, Mannheim, Baden, Germany; died Yes, date unknown. [Group Sheet]