Philippe was the daughter of Simon of Dammartin, Count of Aumâle and his wife Marie of Ponthieu.
[1] She was the sister of Joan, Countess of Ponthieu, wife of Ferdinand III of Castile and mother of Eleanor of Castile, the wife of Edward I of England.
[2] They had no children, but she was the stepmother of Marie de Lusignan.
Her second marriage was to Raoul II, Lord of Coucy in ca.
[3] They had four children: This biography of a French peer or noble is a stub.