Waltheof, Earl of Northumbria
…1076) was the last of the Anglo-Saxon earls and the only English aristocrat to be executed during the reign of William I. Waltheof was the second son of Siward, Earl of Northumbria. His mother was Aelfflaed, daughter of Ealdred, Earl of Bernicia, son of Uhtred, Earl of Northumbria. In 1054, Waltheof's brother, Osbeorn, who was…