| Hildegard Countess of Flanders |
| Father: Arnoul I Count of Flanders | Mother: Adaele (Alice, Alix) De Vermandois |
| Born: abt 938 of Egmond-Binnen, Noord Holland, Netherlands |
Died: May 6, 988 Abdjikerk, Egmond Aan Den Hoef, Noord Holland, Netherlands |
| Spouse: Dirk II Count of Holland & West Friesland | Married:
May/Aug 980 |
| Children:
Egbert Count of Holland Erlinda Countess of Holland Arnulf Count of Holland & West Friesland | Brothers & Sisters:
Elstrude De Flanders Boudouin III Count of Flanders Egbert De Flanders Ledgarde De Flanders |