Adelheid von Osterode Peerage person ID=7858 Parents Ernest I, Duke of Brunswick-Grubenhagen Adelheid of Brunswick-Grubenhagen Children Wartislaw VII, Duke of Pomerania Bogislaw VIII Barnim V, Duke of Pomerania Margaret of Pomerania, Duchess of Austria Siblings Otto von Osterode Anna II. von Osterode Albert I, Duke of Brunswick-Grubenhagen Agnes von Osterode Anna von Osterode John II of Brunswick-Grubenhagen Ernst von Braunschweig-Grubenhagen Frederick I, Duke of Brunswick-Osterode Partners Bogislaw V, Duke of Pomerania