William the Victorious
William I KG (c. 1392 – 25 July 1482), called the Victorious (German: Wilhelm der Siegreiche), a member of the House of Welf, was Duke of Brunswick-Lüneburg. He was reigning Prince of Lüneburg from 1416 to 1428 and of Brunswick-Wolfenbüttel from 1428 to 1432, counted either as William III or William IV. From 1432 he ruled over the newly established Principality of Calenberg, from 1463 also over the Principality of Göttingen. In 1473 he stepped down in favour of his sons, to assume the rule in Brunswick-Wolfenbüttel.
| William the Victorious | |
|---|---|
| Duke of Brunswick-Lüneburg | |
 | |
| Born | c. 1392 |
| Died | 25 July 1482 (Aged 90) |
| Buried | |
| Noble family | House of Welf |
| Cecilia of Brandenburg Matilda of Holstein-Schauenburg | |
| Issue | |
| Father | Henry the Mild, Duke of Brunswick-Lüneburg |
| Mother | Sophie of Pomerania |