| | Arnulf II the Young … Count of Flanders …–987 Rosella (Suzanna) … of Italy …–1003 | | |
| | Baldwin III … Count of Flanders 935–962 Matilda … of Saxony …–1008 | | |
| | Adele of Vermandois … …–… | | |
| | Baldwin II … Count of Flanders …–918 Ælfthryth … of England …–929 | | |
| | Æthelwulf (Ethelwulf) … 795–858 Æthelbald (Ethelbald) … 834–860 Baldwin I … Count of Flanders …–879 | | | | Charles III the Fat … Holy Roman Emperor & II King of France & 839–888 | | | | Louis II … Holy Roman Emporer, King of Italy 825–875 | | | | Lothair I … Holy Roman Emperor 795–855 Ermengarde de Tours 810–851 | | | | King of the Franks (814-840), Holy Roman Emperor (813-840) and King of Aquitaine (781-814) Louis I … 778–840 Judith … of Bavaria …–843 Ermengarde (Irmengarde) Hesbay 778–818 | | |
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| | | Ecgberht (Egbert) … 769–839 Redburga (or Raedburh) … …–… | | |
| | | Æthelwulf (Ethelwulf) … 795–858 Osburh (or Osburga) … …–856 | | | | Ecgberht (Egbert) … 769–839 Redburga (or Raedburh) … …–… | | |
| | | | Charles III the Fat … Holy Roman Emperor & II King of France & 839–888 | | | | Louis II … Holy Roman Emporer, King of Italy 825–875 | | | | Lothair I … Holy Roman Emperor 795–855 Ermengarde de Tours 810–851 | | |
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| | | | | | | Enguerrand (Engeleram) … …–… | | |
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