Family: Lord of Lüneburg William of Winchester / Helena (F12287)
 | Heinrich Der Löwe (1129-1195) 
|
 | Duchess of Saxony Matilda of England (1156-1189)
|
| Richenza (1172-1204) |
| V Henry (1173-1227) |
| Lothar of Bavaria (1174-1190) |
| IV Otto (1175-1218) |
 | Lord of Lüneburg William of Winchester (1184-1213)
|
Duke of Brunswick-Lüneburg I Otto (1204-1252)  |
