William D'+ Avranches
William D'+ was born about 1186 in Folkstone, Kent, England.  He died in 1263.

 Maud De+ Boclande
Maud De+ was born about 1185 in Westoning, Ampthill, Bedfordshire, England.

 Maud D'+ Avranches
Maud D'+ was born about 1220 in Folkstone, Kent, England.  She died before 1263.