Richard le Gros  D'AVRANCHES
Richard le Gros  was born about 1025 in Avranches, Manche, France.  He died in 1066.

 Emma de CONTEVILLE
Emma de was born about 1033 in Conteville, Lorraine, France.

 Maud D'AVRANCHES
Maud was born about 1054 in Avranches, Manche, France.