Jean II Bretagne Duc
| Father | Jean I de Bretagne Comte |
| Mother | Blanche de Champagne |
| Birth* | Jean II Bretagne Duc was born at France. |
| He was the son of Jean I de Bretagne Comte and Blanche de Champagne. | |
| Christening | Jean II Bretagne Duc was christened at France. |
| Marriage* | He married Béatrice d' Angleterre on 13 October 1260 at St-Denis, Ile de France, France. |
| Death* | Jean II Bretagne Duc died at France. |
| Burial* | He was buried at France. |
Family | Béatrice d' Angleterre |
| Child |