Bertram de Verdun
Bertram was born in 1092 in Farnham Royal, Buckinghamshire, England.  Bertram is no longer alive.

 Maud de Ferrers
Maud was born in 1096 in Derbyshire, England.

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

 Norman de Verdun
Norman was born about 1115 in Farnham Royal, Buckinghamshire, England.  He died after 1150.