Norman de Verdun
Norman was born in 1097 in Farnham Royal, Buckinghamshire, England.  He died at the age of 58 in 1155.

 Lasceline De Clinton
Lasceline was born in 1112.

 Nicholas de Verdun
Nicholas was born in 1130.

 Bertram de Verdun
Bertram was born in 1132 in Farnham Royal, Buckinghamshire, England.  He died at the age of 60 in 1192.