Ernest II, Duke of Brunswick-Grubenhagen German prince (1418–1466) Parents Eric I, Duke of Brunswick-Grubenhagen Elisabeth of Brunswick-Göttingen Children Siblings Margaret of Brunswick-Grubenhagen Henry III, Duke of Brunswick-Grubenhagen Agnes of Brunswick-Grubenhagen Elisabeth of Brunswick-Grubenhagen Albert II, Duke of Brunswick-Grubenhagen Anna of Brunswick-Grubenhagen-Einbeck Sophie von Braunschweig-Grubenhagen