┌─Albert I of Namur
┌─Albert II of Namur
│ └─Adelaide of Lower Lorraine ⇒
┌─Albert III of Namur
┌─Godfrey of Namur
│ └─Ida of Saxony
Heinrich of Namur
│ ┌─Friedrich im Moselgau of Luxembourg ⇒
│ ┌─Giselbert of Luxembourg
│ │ └─Irmentrud of Gleiberg ⇒
│ ┌─Konrad of Luxembourg
└─Ermasinde of Luxembourg
└─Clementia of Poitou