┌─Henry I King of the Franks ⇒
┌─Philip I King of the Franks
│ └─Anne of Kiev ⇒
┌─Louis VI King of the Franks
│ │ ┌─Floris I of Holland ⇒
│ └─Bertha of Holland
│ └─Gertrude of Saxony ⇒
┌─Robert I of Dreux
│ │ ┌─Amadeus II of Savoy ⇒
│ │ ┌─Humbert II of Savoy
│ └─Adelaide of Savoy
│ │ ┌─William I of Burgundy
│ └─Gisella of Burgundy
│ └─Stephanie
Robert II of Dreux
└─Agnes de Baudemont