William Seigneur de Vernon
William Seigneur de was born about 1030 in Vernon, Eure, Normandy, France.  He died before 1089.

 Emma FitzOsbern
Emma was born in 1034 in Normandy, France.

 Richard Seigneur de Reviers
Richard Seigneur de was born about 1060 in Reviers, Vernon, & Nehou, Normandy, France.  He died on September 8th, 1107 in Mosterton, Beaminster, Dorsetshire, England.  He was buried in Abbey of Montebourg, Devonshire, England.