┌─Albert the Fat Duke of Brunswick-Lüneburg
┌─Magnus I Duke of Brunswick-Lüneburg
Magnus II Duke of Brunswick-Lüneburg
│ ┌─Albert II Margrave of Brandenberg ⇒
│ ┌─John I Margrave of Brandenberg
│ │ └─Matilda of Groitzsch
│ ┌─Henry I Margrave of Brandenburg-Stendal
│ │ │ ┌─Albert I Duke of Saxony
│ │ └─Brigitte Jutta of Saxony
│ │ └─Agnes of Austria
└─Sophia of Brandenburg-Stendal
│ ┌─Louis II the Strict Duke of Bavaria