Aymer (The Sordmaker) deTaillefer

 Alice (de) Courtenay

 Isabella of Aquitaine deTailefer
Isabella of Aquitaine was born in 1180.  She died at the age of 66 in 1246.

 Isabella de Taillefer
Isabella was born in 1188 in ANgouleme, Charente.¹   She died at the age of 58 on May 31st, 1246 in Fontevrault l'ab, Maine et Loire, France.  She was buried in Fontevrault Abbe, Fontevrault, Maine-et-Loire, France.¹