Bertram De Verdun
Bertram was born about 1080 in Verdun, Vessey Parsih, Manche, Normandy, France.  He died in Farnham Royal, Buckinghamshire, England.

 Maud De Ferrers
Maud was born in 1074 in Derbyshire, England.

 William De Verdun
William was born about 1108 in Saxlingham, Walsingham, Norfolk, England.  He died after 1166.

 Alicia De Verdun
Alicia was born in 1110 in Rodlowe, Shropshire, England.

 Norman De Verdun
Norman was born in 1115 in Farnham Royal, Buckinghamshire, England.  He died at the age of 40 in 1155.