Hildouin III de Montdidier Ct de Roucy

Hildouin III de Montdidier was born in 1000 in of Montdidier, Somme, France.¹   Hildouin III de Montdidier's father was Hildouin II de Montdidier Ct de Roucy and his mother was daughter de Dammartin.  His paternal grandparents were Helpuin Ct de Arcis-Sur-Aube and Hersinde Dame de Rameru. He had a brother named Manasses de Ramerupt.  He was the older of the two children.  He died at the age of 62 in 1062.¹