Harold I, 'Harefoot' : 1037 - 1040
Harold I ruled England as regent for his younger half-brother, Harthacanute, King of Denmark from 1035, but in 1037 claimed the Crown in his own right. This caused a breach with the queen dowager, Emma, who went into exile in Flanders.
Harthacanute (or Hardicanute) 1040 - 1042
Harthacanute was born circa 1018. His parents were King Canute and Emma of Normandy. He ascended the Throne of Denmark 12th November 1035 and became King of England in June 1040.