657 | i. | Heloise de Guisnes | |
658 | ii. | Adolphus de Guisnes (ca 930-) |
803 | i. | Count Arnoul of Friesland (ca 955/960-18 Sep 993) | |
804 | ii. | Egbert of Friesland (-993) | |
805 | iii. | Herlinde of Friesland |
806 | i. | Count Arnulf II of Flanders (ca 961-30 Mar 987) | |
807 | ii. | Bertha de Bourgogne |
808 | i. | Countess Adela of Hamalant |