Tostig Godwinson (1026? – 25 September 1066) was an Anglo-Saxon earl of Northumbria and brother of King Harold II of England, the last crowned Anglo-Saxon King of England. Early life Tostig was the third child of Godwin, Earl of Wessex and Kent, and Gytha Thorkelsdóttir. In 1051, he married Judith, the daughter of Count Baldwin IV, half-sister of Baldwin V of Flanders, and aunt of Matilda who married William the Conqueror. Earldom That same year, 1051, Tostig and his father were banis… (More on Tostig)