| | Helgaud II de Ponthieu 805–863 Berthe de Ponthieu 805–859 | | |
| | Oswin de Boulogne 790–853 | | |
| | Hatto de Boulogne 770–836 | | |
| | Helwin de Boulogne 750–808 | | |
| | Fromund II de Boulogne 720–779 | | | | Théodoric de Thuringe 680–760 Immina de Thuringe 678–717 |
| | | Fromund I de Boulogne 700–751 | | | | Odwel I de Boulogne 680–736 | | | | Walmar de Boulogne 650–688 | | | | Wilbert de Boulogne 625–656 | | |
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