Blanche
| Father | Robert I |
| Mother | Mahaut |
| Birth* | Blanche was born circa 1245. |
| She was the daughter of Robert I and Mahaut. | |
| Marriage* | Blanche married Henri I before 1275. |
| Marriage* | Blanche married Edmund (Crouchback), son of Henry III and Eleanor Berenger, on 3 February 1276 at Paris, Paris, Ile de France, France. |
| Death* | Blanche died on 2 May 1302. |
| Burial* | She was buried at Convent Minoresses, Aldgate, England. |
Family | Edmund (Crouchback) |
| Children |