Siward Bjornsson & Aelfled (Elfleda) Of BERNICIA 
Siward and Aelfled (Elfleda) Of were married in a religious ceremony about 1033 in Of, Northumberland, England.1 They had two sons and a daughter, named Waltheof Earl Of, Osbeorne Of and Sybil Of.
Family Notes
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Personal Details
Siward Bjornsson
Siward was born about 1020 in of, Denmark.1 He died in 1055 in ,York, Yorkshire, England. He was buried in Galmanho Abby, York, Yorkshire, England.1 1
Aelfled (Elfleda) Of BERNICIA
Aelfled (Elfleda) Of was born about 1031 in Of, Bernicia, Northumbria, England.1
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Children
Waltheof Earl Of NORTHUMBERLAND
Waltheof Earl Of was born about 1046 in of, Northumberland, England and his baptism took place in (minor-1055).1 He died on May 31st, 1076 in (spm). He was buried in June 1076 in , Crowland, Lincolnshire, England.1 1
Sybil Of NORTHUMBERLAND
Sybil Of was born about 1048 in Of, , Northumberland, England. She died in 1070.