Blanche de Champagne (before 19 January 1225-11 August 1283) |
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| Married:3 | Jean I "le Roux" (1217-8 October 1286), Duke of Brittany | ||||
| Marriage-contract signed at Château-Thierry, Aisne, 16 January 1236. | |||||
| Betrothed:4 | 19 January probably 1225 or 1226 | Otto II (-19 June 1248), Duke of Merano | |||
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| Children with Jean I "le Roux": | ||
| Jean II (3/4 January 1239-16 November 1305), Duke of Brittany5 | ||
| Pierre de Bretagne (2 April 1241-19 October 1268), Seigneur de Dinan, Léon, Hédé, Hennebont et La Roche-Derrien6 | ||
| Alix de Bretagne (6 June 1243-2 August 1288), Dame de Pontarcy et de Brie-Comte-Robert7 | ||
| Thibaut de Bretagne (23 July 1245-23 October 1246)8 | ||
| Thibaut de Bretagne (9 November 1247-young)9 | ||
| Eleonore de Bretagne (end of 1248-young)10 | ||
| Nicolas de Bretagne (8 December 1249-14 August 1251)11 | ||
| Robert de Bretagne (6 March 1251-4 February 1259)12 | ||
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| Buried:13 | Abbaye de la Joie [building], Hennebont [municipality], Morbihan [county], Brittany [county], France [country] | |||
| Born:14 | before 19 January 1225 | |||
| Died:15 | 11 August 1283 | Château de Hédé [building], Hédé-Bazouges [municipality], Ille-et-Vilaine [county], Brittany [county], France [country] | ||
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| certainly | The information is supported by primary sources. |
| probably | The information is supported by secondary sources which is most likely based on primary sources. |
| possibly | It is unclear if the secondary source cited is based on primary sources, or the information is an assumption well supported by other evidence. |
| likely | The information is only found in secondary sources with questioned quality, or there is a reason to suspect the information is wrong. Or the information is a likely assumption based on other evidence. |
| apparently | The information is doubtful and poorly documented, but still most likely correct. |
| perhaps | The information might be correct or it might be wrong. It is not supported by any trustworthy sources. It might me an assumption. |
| disproved | The information is proven to be wrong. |