Anna Marie of Brunswick-Lüneburg Duchess of Prussia (1532–1568) Parents Elisabeth of Brandenburg, Duchess of Brunswick-Calenberg-Göttingen Eric I, Duke of Brunswick-Lüneburg Children Albert Frederick of Prussia Elisabeth von Hohenzollern Siblings Elisabeth of Brunswick-Calenberg Eric II, Duke of Brunswick-Lüneburg Katarzyna von Braunschweig-Kalenberg Anne Marie von Braunschweig-Kalenberg Partners Albert, Duke in Prussia