William (Sir) SEMPHILL & Margaret (Marion) CATHCART 
They had a son named Thomas (Sir).
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Personal Details
William (Sir) SEMPHILL
William (Sir) was born in Eilotstoun, Renfrewshire, Scotland. William (Sir) is no longer alive.
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Children
Thomas (Sir) SEMPHILL
Thomas (Sir) was born about 1420 in Scotland. He died on January 11th, 1488 in Battle of Sancheiburn, Scotland.