William de TYSON 
William de was born about 1055 in Alnwick Castle, Northumberland, England. William de's father was Gilbert de TYSON and his mother was Beatrice de NORMANDY. He was an only child.
He had a biological son named Richard.
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Children
Richard TYSON
Richard was born about 1082 in Alnwick, Northumberland, England. Richard is no longer alive.