Nielsen Hayden genealogy
Family: Pierre de Braine / Alix de Thouars (F10576)
m. Mar 1213-
Father | Male
Pierre de Braine
Born Between 1187 and 1190 Died Abt 28 May 1250 At sea 
Buried Saint-Yved-de-Braine Abbey, near Laon, France 
Married Mar 1213 [1, 2] Father Robert II | F3824 Group Sheet Mother Yolande de Coucy | F3824 Group Sheet
Mother | Female
Alix de Thouars
Born 1201 Died 21 Oct 1221 Buried Convent of the Cordeliers, Nantes, France 
Father Guy de Thouars | F10577 Group Sheet Mother Constance of Brittany | F10577 Group Sheet
Child 1 | Male
+ Jean I
Born 1217 Died 8 Oct 1286 Buried Spouse Blanche de Champagne | F14701 Married 16 Jan 1235
Child 2 | Female
+ Yolande of Brittany
Born 1218 Dreux, France 
Died 16 Oct 1272 Château Bouteville, Angoumois, France 
Buried Villeneuve near Nantes, Loire-Atlantique, France 
Spouse Hugh XI "le Brun" de Lusignan | F33 Married 1236
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