Joachim I Nestor, Elector of Brandenburg Elector of Brandenburg (1484–1535) Parents Margaret of Thuringia John Cicero, Elector of Brandenburg Children Joachim II Hector, Elector of Brandenburg John, Margrave of Brandenburg-Küstrin Elisabeth of Brandenburg, Duchess of Brunswick-Calenberg-Göttingen Margaret of Brandenburg Anna of Brandenburg Siblings Anna of Brandenburg Albert of Mainz Ursula of Brandenburg Partners Elizabeth of Denmark, Electress of Brandenburg
