Sibyl FITZSIWARD 
Sibyl was born in 1014 in Northumberland, England. Sibyl's father was Seward Earl of NORTHUMBERLAND. She was an only child. She died at the age of 26 in 1040 in Scotland.
They had a son named Malcolm III King of.
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Children
Malcolm III King of SCOTLAND
Malcolm III King of was born in 1033 in Atholl, Scotland. He died at the age of 60 on November 13th, 1093.