Children |
| 1. Elizabeth Duncan, b. Abt 1683, , , Perthshire, Scotland |
| 2. Barbara Duncan, b. Abt 1684, , , Perthshire, Scotland |
| 3. Susan Duncan, b. Abt 1684, , , Perthshire, Scotland |
| 4. Henry Duncan, b. 26 Jul 1685, , , Perthshire, Scotland |
| 5. Thomas Duncan, b. 12 Jan 1686, , , Perthshire, Scotland d. 9 Jul 1776 (Age 90 years) |
| 6. Charles Duncan, b. 6 Aug 1687, , , Perthshire, Scotland |
| 7. Margaret Duncan, b. Abt 1688, Dumfrieshire, Scotland, Perth, Scotland |
| 8. James Duncan, b. 17 Mar 1690, Scotland d. 25 Oct 1751, , Lancaster, Pennsylvania (Age 61 years) |
| 9. Townsend (Twin) Duncan, b. 20 Dec 1691, , , Perthshire, Scotland |
| 10. Mary (Twin) Duncan, b. 20 Dec 1691, , , Perthshire, Scotland |
+ | 11. William Duncan, b. 19 Apr 1692, Govan, Lanark, Scotland bur. ? |
| 12. William Duncan, b. 19 Apr 1694, Dumfrieshire, Scotland, Perth, Scotland d. Oct 1781, Culpepper , Va, Virginia (Age 87 years) |
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