Walerand III de Bréteuil
Walerand III was born in 1133 in Bréteuil, Eure, Normandy, France.  He died at the age of 50 in 1183 in Bréteuil, Eure, Normandy, France.

 Adele de Dreux
Adele was born in 1146 in Dreux, Bretagne, France.  She died at the age of 64 in 1210 in Bréteuil, Eure, Normandy, France.

 Mahaut D'Ailly de Bréteuil
Mahaut D'Ailly was born in 1171 in Bréteuil, Eure, Normandy, France.¹