| | król Mieszko II Lambert Piast – | | |
| | Matylda Ludolfing 980–1025 | | |
| | Herman de Bonngau 935–996 | | |
| | Erenfried II de Bonngau 910–969 | | |
| | Eberhard de Bonngau 891–938 | | | | Erenfried de Maasgau 868–904 Adalgunda Burgundzka 860– | | | | | | | | hrabia Gizelbert Maasgau 820–877 Irmengarda Niemiecka 827–864 | | | | król Lotar I Niemiecki 795–855 Ermengarda z Tours 804–851 | | |
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