| | Heloise de Guines 958–1002 Geoffrey de Brienne 953–1015 | | |
| | Elstrude of Flanders 932–964 Siegfried “The Dane” de Guines 905–965 | | |
| | Alix de Vermandois 910–960 Arnulf I “The Great” of Flanders 886–965 | | |
| | Hildebrande de France 895–931 Herbert II de Vermandois 884–943 | | | | Robert I King of West Francia 860–923 Beatrice de Vermandois 880–931 | | | | Robert IV “The Strong” of the Franks 820–866 Adelaide de Tours 815–866 | | | | Rutpert III von Wormsgau 800–822 | | |
| | | Louis I “The Pious” … King of the Franks 778–840 Ermengarde de Hesbaye 778–818 | | |
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| | | Herbert I de Vermandois 845–905 | | | | Pepin II de Vermandois 817–892 Rothaide de Bobbio 812–858 | | |
| | | Widerich I de Morvois 820–866 | | |
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| | | Herbert I de Vermandois 845–905 | | | | Pepin II de Vermandois 817–892 Rothaide de Bobbio 812–858 | | | | Bernard … King of Italy 797–818 Cunegonde de Laon 797–835 | | |
| | | Rotlinde de Gellone 785–820 | | |
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| | | Widerich I de Morvois 820–866 | | | | | Gerard de Morvois 815–877 | | |
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