Sir Gerard de Tankerville
Sir Gerard was born in 1015 in Tancarville, Normandy, France.  Sir Gerard is no longer alive.

 Helisinde Unknown
Helisinde was born in 1015 in Normandy, France.  Helisinde is no longer alive.

 Ralph de Tankerville
Ralph was born in 1034 in Tancarville, Normandy, France.