Helgaud II de Ponthieu
Helgaud II de was born about 0816.  He died about 0864.

 Bertha De Ponthieu
Bertha De was born about 0805 in <Of Centulle,Ponthieu,France>.  She died in 0859.

 Herbouin I of Ponthieu
Herbouin I of was born about 0840 in Ponthieu,Aisne,France.  He died about 0878.