Hardecnud, Canute IIIHouse of DenmarkCnut the Great kills jarl Ulf and makes Harthacnut king of Denmark (1035).
c. 1018/9 – 1042F: Cnut the Great
M: Emma of Normandy
Loses Norway to Magnus I (1035).
King of Denmark
King of England (1040-1042)
Not married.Upon Harold Harefoot’s death, invited by the English to become king of England.

Sources: Britannica.