Countess Palatine Elisabeth of Simmern-Sponheim Duchess of Saxony (1540-1594) (1540–1594) Parents Marie of Brandenburg-Kulmbach Frederick III of the Palatinate Children John Casimir, Duke of Saxe-Coburg John Ernest, Duke of Saxe-Eisenach Johann Friedrich IV von Sachsen-Coburg-Eisenach Friedrich von Sachsen-Coburg-Eisenach Siblings Anna Elisabeth of Palatinate-Simmern Louis VI of the Palatinate Dorothea Susanne of Simmern John Casimir of the Palatinate-Simmern Kunigunde Jakobäa of Simmern Christoph von der Pfalz Partners John Frederick II of Saxony