John William, Duke of Saxe-Weimar

German Duke (1530-1573) (1530–1573)

Parents

• Sibylle of Cleves
• John Frederick I

Children

• Sybil Marie von Sachsen-Weimar
• Maria, Abbess of Quedlinburg
• John, Duke of Saxe-Weimar
• Duke Friedrich Wilhelm I, Duke of Saxe-Weimar

Siblings

• John Frederick II of Saxony
• John Frederick III, Duke of Saxony
• Johann Ernst II von Sachsen

Partners

• Dorothea Susanne of Simmern