Enguerrand I De+ Ponthieu
Enguerrand I De+ was born about 0978 in Ponthieu, Somme, Picardy, France.  He died about September 20th, 1045.

 Adelaide De+ Gand
Adelaide De+ was born about 0980.

 Hugues II De+ Ponthieu
Hugues II De+ was born about 1014.  He died on November 20th, 1052.