Gilbert de TYSON
Gilbert de was born about 1035 in Alnwick Castle, Northumberland, England.  Gilbert de is no longer alive.

 Beatrice de NORMANDY
Beatrice de was born about 1038 in England.  Beatrice de is no longer alive.

 William TYSON
William was born about 1050 in aAlnwick Castle, Northumberland, England.  He died in Malton, North Ride Yorkshire, England.