Aelflead Sybil FitzSiward Of Northumbria

Aelflead Sybil FitzSiward was born in 1014.  Aelflead Sybil FitzSiward's father was Siward Earl Of Northumberland and her mother was Elfleda Of Northumberland.  Her maternal grandfather was Aldred Earl Of Northumberland. She had a brother named Waltheof Earl Of Northumberland.  She was the older of the two children.  She died about 1040.

They had a son named Malcolm III Canmore.