| | Judith of Ponthieu 1054–1086 Waltheof Earl of Northampton …–… WaltheofII of Northumberland …–1076 | | |
| | EnquerrandII Count of Ponthieu 980–1053 | | |
Guy Count of Ponthieu 1030–… | | |
| | HughII Count of Ponthieu 1000–1052 | | |
| | Enguerrand Count of Ponthieu 980–1046 | | |
| | Hugh Count of Montreuil 956–1000 | | | | Hugh Capet King of France 941–996 Adelaide of Aquitaine 950–1006 | | | | Hugh the Great Count of Paris 895–956 Hedwig Judith of Saxony 918–964 | | | | RobertI King of France 866–923 Beatrice deVermandois 860–… | | | | Robert Fortis Duke of Neustria 820–866 Adelaide of Tours 819–866 | | |
| | | HerbertI Count Vermandois 840–902 | | |
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| | | HenryI the Fowler Duke of Saxony 876–936 Matilda of Ringelheim …–967 | | | | Otto the Illustrious Duke of Saxony 836–912 | | |
| | | Dietrich Count of Ringelheim 872–917 Gisela of Lorraine 860–907 Ragnhilde of Friesland 880–… | | |
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| | | WilliamIII Duke of Aquitaine …–963 Gerloc of Normandy 917–962 | | | | Ebles Manzer Duke of Aquitaine 889–932 | | | | RaynulfeII Duke of Aquitaine 855–890 | | |
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| | | Rollo Duke of Normandy 850–932 | | | | Rongvald Eysteinsson the Mighty Jarl of More 820–890 | | |
| | | Berenger Count of Bayeux …–… |
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| | | | | | | Roger Count of Montreuil …–957 | | | | HerlouinII Count of Ponthieu …–945 | | | | HeligaudII Count of Montreuil …–879 | | |
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