William Robert Duncan

↓→ William Robert Duncan B 19 Apr 1692 in , Dumfrieshire or Perth, Scotland D 15 Oct 1781 in Bromfield Parish, Culpeper, Va	↓→ William H. Duncan B 19 Jan 1659 in Glasgow, Lanarkshire, Scotland D 1720 in Bellhaeven, Alexandria, Va M 24 Jun 1682 in Glasgow, Lanarkshire, Scotland	↓→ William Duncan B Jan 1630 in , Perthshire, Scotland D Jan 1691 in Glasgow, , Scotland M

		↓→ Susan Haldane B 1635 in Gleneagles, Perthshire, Scotland D 1665 in Glasgow, Lanarkshire, Scotland

	↓→ Margaret McMurdo B 1660 in Dumfries, Dumfriesshire, Scotland D 23 Sep 1720 in Bellhaven, Alexandria, Va	↓→ William McMurdo B D M

		↓→ Elizabeth Caldow B D