Roger De St. Sauveur
Roger De was born in 0944.  Roger De is no longer alive.

 Hammon De St. Sauveur
Hammon De was born in 0980.  Hammon De is no longer alive.

 Neil de St. Sauveur Viscount de St. Sauveur
Neil de St. Sauveur Viscount de was born in 0986 in St. Saveur, Seine-Maritime, France.  He died at the age of 59 in 1045.