Count Herlouin  II de Ponthieu
Count Herlouin  II was born in 0877.  Count Herlouin  II is no longer alive.

 Unknown de Dammarten   ***
Unknown was born in 0880.  Unknown is no longer alive.

 Count Roger  I  de Ponthieu
Count Roger  I  was born in 0897.  He died at the age of 60 in 0957.