Canute, Duke of Estonia Duke of Estonia (1211–1260) (1205–1260) Parents Helena Guttormsdatter Valdemar II of Denmark Children Erik Knudsen of Sønderhalland Svantepolk of Viby Duke Erik Knudsen, knight, hertig til Sønder Halland, High Seneschal of Denmark Siblings Ingeborg of Kalundborg Niels, Count of Halland Sophia of Denmark Abel of Denmark Christopher I of Denmark Valdemar the Young Eric IV of Denmark Partners Hedvig Svantepolksdotter
