Count de Guisnes Raoul
Count de Guisnes was born in 1017 in Guisnes, Picardy, France.  He died at the age of 20 in 1037.

 Rosetta de St. Pol de Dammartin
Rosetta de St. Pol was born about 1020 in St. Pol, Artois, France.

 Robert "the Admiral" le Blount
Robert "the Admiral" was born in 1037 in Guisnes, Picardy, France.  He died in Ixworth, England.

 Eustace de Guisnes
Eustace was born about 1039.