Ivo Viscount de CONTENTIN
Ivo Viscount de was born about 1023 in Contentin/Manche, Normandy, France.  Ivo Viscount de is no longer alive.

 Emma de BRITTANY
Emma de was born about 1025 in Bretagne, France.

 Nigel Constable of CHESTER
Nigel Constable of was born about 1043 in Chester, Cheshire, England.