| Children |
| | 1. James DUNCAN, b. 28 Sep 1828, South Ronaldsay  [Birth] |
| | 2. Gilbert DUNCAN, b. 12 Sep 1830, South Ronaldsay [Birth] |
| | 3. Jane DUNCAN, b. 8 Jul 1832, South Ronaldsay [Birth] |
| | 4. Margaret DUNCAN, b. 21 Apr 1834, South Ronaldsay [Birth] |
| | 5. Donald DUNCAN, b. 24 Jul 1836, South Ronaldsay [Birth] |
| | 6. Donald DUNCAN, b. 24 Jul 1837, South Ronaldsay [Birth] |
| | 7. Anne DUNCAN, b. 5 Nov 1838, South Ronaldsay [Birth] |
| | 8. Oman DUNCAN, b. 1 Nov 1840, South Ronaldsay [Birth] |
| | 9. William DUNCAN, b. 24 Mar 1844, South Ronaldsay [Birth] |
| | 10. Charles DUNCAN, b. 7 Dec 1845, South Ronaldsay [Birth] |
| | 11. Catherine Gray DUNCAN, b. 11 Feb 1850, South Ronaldsay [Birth] |
| | 12. John DUNCAN, b. 31 Aug 1851, South Ronaldsay [Birth] |
|
