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Male Siward Biornsson Click to view Siward Biornsson in the family tree

Siward was born in 1020 in Northumberland, England.  Siward's father is Biorn Ulfiusson.  His paternal grandfather was Jarl Ulf and his paternal grandmother is Estrid Princess of Denmark.  He was an only child.  He died at the age of 35 in 1055 in York, England.


Siward's first family with Aelfled Of Bernicia

‌Siward and Aelfled Of were married in a religious ceremony in 1033 in Northumberland, England.  They had a son named Ughtred.


Siward's second family with Mrs. Godiva Biornsson

‌Siward and Mrs. Godiva were married in a religious ceremony about 1044 in England.


Siward's third family with Aelfled (Elfleda) of Bernicia

‌Siward and Aelfled (Elfleda) were married in a religious ceremony in Northumberland, England.  They had a son named Waltheof Of.

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