Foulques was the son of Hélie d'Anthenaise but his mother is unknown. The date and place of his birth have not been found.
Foulques II d'Anthenaise
Hélie d'Anthenaise (c1070->1100)
Hamelin I d'Anthenaise (c1040-c1106)
Gauscelin d'Anthenaise (c1000-c1072)
Agnès de Bazougers (c1010-?)
Domitelle