┌─Gerhard VI Count of Holstein-Rendsburg
│ ┌─Albert the Fat Duke of Brunswick-Lüneburg
│ ┌─Magnus I Duke of Brunswick-Lüneburg
│ │ └─Rixa of Mecklenburg-Werle
│ ┌─Magnus II Duke of Brunswick-Lüneburg
│ │ │ ┌─Henry I Margrave of Brandenburg-Stendal ⇒
│ │ └─Sophia of Brandenburg-Stendal
│ │ └─Agnes of Bavaria ⇒
└─Catherine Elisabeth of Brunswick-Lüneburg
│ ┌─Bernhard II Prince of Anhalt-Bernburg
│ ┌─Bernhard III Prince of Anhalt-Bernburg
│ │ └─Helene of Rügen ⇒