John I, Lord of Mecklenburg
John I, Lord of Mecklenburg  | |
|---|---|
| Born | c. 1211 | 
| Died | 1 August 1264 | 
| Buried | Doberan Minster | 
| Noble family | House of Mecklenburg | 
| Spouse(s) | Liutgart of Henneberg | 
| Issue | Henry I Albert I Herman Elizabeth Nicholas III Poppo John II  | 
| Father | Henry Borwin II, Lord of Mecklenburg | 
| Mother | Christina of Sweden | 
John I, Lord of Mecklenburg, nicknamed the Theologian (c. 1211 – 1 August 1264) was Lord of Mecklenburg from 1234 until his death.