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Female Constance De Bretagne Click to view Constance De Bretagne in the family tree

Constance was born in 1140.  Constance's father was Alain II Le Noir De Penthièvre and her mother was Berthe De Bretagne.  Her paternal grandparents were Etienne Ier De Penthièvre and Havoise De Guinguamp; her maternal grandparents were Conan III Le Gros De Bretagne and Mathilde Ou Maud D'angleterre. She had a brother named Conan IV Le Petit.  She was the younger of the two children. She had a half-brother named Eudon III.  She died at the age of 44 on June 28th, 1184.


Constance's first family with Guillaume Ier De Poitou

‌Constance and Guillaume Ier were married in a religious ceremony about 1155.  They had a son named Geoffroy Ier.


Constance's second family with Alain III De Rohan

‌Constance and Alain III were married in a religious ceremony about 1160.  They had a son and three daughters, named Alain IV Le Jeune, Constance, Margilie and Marguerite.

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