Family: Sir William Sempill / Margaret Cathcart (F1714)
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Male
Sir William Sempill
Birth 1415 Eliotstoun, Renfrewshire, Scotland 
Death Jul 1480 Scotland Burial Marriage Other Spouse Agnes Montgomerie | F1627 Marriage Father Sir Robert Sempill | F1156 Group Sheet Mother Elizabeth | F1156 Group Sheet
Female
Margaret Cathcart
Birth 1422 Cathcart, Renfrewshire, Scotland Death 1445 Eliotstoun, Renfrewshire, Scotland Burial Father 9th Laird of Cathcart Alan Cathcart | F1703 Group Sheet Mother Janet Mariota Maxwell | F1703 Group Sheet
Male
+ Sir Thomas Sempill
Birth 1440 Eliotstoun, Renfrewshire, Scotland Death 11 Jun 1488 Marykirk, Kincardineshire, Scotland Burial Spouse Elizabeth Ross | F1837 Marriage 1463 Scotland