Katarzyna von Braunschweig-Kalenberg (1534-1559) (1534–1559) Parents Eric I, Duke of Brunswick-Lüneburg Elisabeth of Brandenburg, Duchess of Brunswick-Calenberg-Göttingen Children Siblings Anna Marie of Brunswick-Lüneburg Elisabeth of Brunswick-Calenberg Eric II, Duke of Brunswick-Lüneburg Anne Marie von Braunschweig-Kalenberg Partners William of Rosenberg