John, Duke of Brunswick-Lüneburg
John I | |
|---|---|
| Duke of Brunswick-Lüneburg | |
| Prince of Lüneburg | |
| Reign | 1269 – 1277 |
| Born | c. 1242 |
| Died | 13 December 1277 (aged 34–35) |
| Buried | St. Michael's Church, Lüneburg |
| Noble family | House of Welf |
| Spouse(s) | Liutgard of Holstein |
| Issue | Otto II, Duke of Brunswick-Lüneburg |
| Father | Otto I, Duke of Brunswick-Lüneburg |
| Mother | Matilda of Brandenburg |
John (c. 1242 – 13 December 1277), a member of the House of Welf, was Duke of Brunswick-Lüneburg from 1252 until his death. He initially reigned jointly with his brother, Albert the Tall, until the partition of the duchy in 1269, when John became the first ruler of the newly created Principality of Lüneburg.