Canute, Duke of Estonia
Valdemar II of Denmark's son
Canute or Knud Valdemarsen was an illegitimate son of King Valdemar II of Denmark, who became Duke of Revelia, Blekinge and Lolland.
Canute was the son of the king by his mistress, Helena Guttormsdotter, widow of Danish nobleman Esbern Snare and... Wikipedia
Died: 1260
Children: Svantepolk of Viby and Erik Knudsen of Sønderhalland
Great-grandparents: Canute Lavard and Ingeborg of Kiev
Great grandchild: NN Brynolvsdotter av Händelöö
Parents: Valdemar II of Denmark
Grandparent: Valdemar I of Denmark