Walreof (Siward) or Siward UNKNOWN 
He had a biological son named Uchtred.
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Personal Details
Walreof (Siward) or Siward UNKNOWN
Walreof (Siward) or Siward was born in 0960 in Northumberland, England. Walreof (Siward) or Siward is no longer alive.
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Children
Uchtred NORTHUMBERLAND
Uchtred was born in 0976 in Northumberland, England. He died at the age of 40 in 1016 in England.