Mary of Anhalt-Zerbst German princess (1538–1563) Parents Margaret of Brandenburg John V, Prince of Anhalt-Zerbst Children Mary of Barby and Mühlingen Juliana de Barby-Mühlingen Siblings Bernhard VII, Prince of Anhalt-Zerbst Karl I, Prince of Anhalt-Zerbst Joachim Ernest, Prince of Anhalt Elisabeth of Anhalt-Zerbst Georgia of Pomerania Margarete von Anhalt-Zerbst Partners Albrecht X of Barby and Mühlingen