| Family | | Father: | Otto I, Duke of Brunswick-Lüneburg | | Siblings: | Albert I
Duke of Brunswick-Lüneburg
Otto I. von Braunschweig-Lüneburg
Konrad von Braunschweig-Lüneburg
John
Duke of Brunswick-Lüneburg
Adelaide of Brunswick-Lüneburg
Mathilde of Brunswick-Lüneburg
Elena di Brunswick-Lüneburg | | Spouse: | William II of Holland | | Children: | Floris V
Count of Holland |
|