George Frederick, Margrave of Brandenburg-Ansbach Margrave of Brandenburg-Ansbach, Regent of Prussia (1539-1603) (1539–1603) Parents Emilie of Saxony George of Brandenburg-Ansbach Children Siblings Anna Maria of Brandenburg-Ansbach Dorothy Catherine of Brandenburg-Ansbach Sabina of Brandenburg-Ansbach Sophie of Brandenburg-Ansbach Barbara von Hohenzollern Partners Elisabeth of Brandenburg-Küstrin Sophie of Brunswick-Lüneburg