Crispin deBec
Crispin is no longer alive.

 Haloise deGuines
Haloise was born about 0958.  Haloise is no longer alive.

 Comte Gilbert (Crispin) de Brionne
Gilbert, known as Crispin, was born about 1000 in Normandy, France.  He died in 1040 in Assassinated.

 Rollo deBec