• Born: Bernicia, Northumbria, England
• Married:

  Research Notes:

Simeon of Durham names "Elfleda daughter of Earl Aldred" as wife of Siward and mother of Waltheof. She is named daughter of Ealdred by Roger of Hoveden, who also records her marriage. Simeon of Durham's Account of the Siege of Durham records that "Earl Aldred was the father of five daughters, three of whom bore the same name Ælfleda, the fourth…Aldgitha and the fifth Etheldritha", specifying that "one of these Ælfledas married earl Siward by whom she became the mother of Waltheof". ¹