┌─Baldwin II of Boulogne ⇒
┌─Eustace I of Boulogne
│ └─Adelina of Holland
┌─Eustace II of Boulogne
┌─Eustace III of Boulogne
│ │ ┌─Gothelo I of Loraine
│ │ ┌─Godfrey III of Loraine
│ └─Ida of Loraine
│ └─Doda
Matilda of Boulogne
│ ┌─Crínán of Dunkeld
│ ┌─Duncan I King of Scotland
│ │ └─Bethóc ⇒
│ ┌─Malcolm III King of Scotland
│ │ └─Suthen
└─Mary of Scotland
│ ┌─Edmund Ironsides King of England ⇒
│ ┌─Edward the Exile
└─Margaret of Wessex
└─Agatha