Children |
| 1. Catherine Duncan, b. 25 Feb 1900, Isle of Gigha, Argyll, Scotland, UK |
| 2. John Graham Duncan, b. 22 Oct 1901, Isle of Gigha, Argyll, Scotland, UK |
| 3. Colin Wilson Duncan, b. 29 Aug 1904, Isle of Gigha, Argyll, Scotland, UK |
| 4. Alexander Graham Duncan, b. 14 Oct 1906, Isle of Gigha, Argyll, Scotland, UK |
| 5. Nelly Clark Duncan, c. 15 Jan 1909, Isle of Gigha, Argyll, Scotland, UK |
| 6. Janet Graham Duncan, c. 26 Feb 1913, Isle of Gigha, Argyll, Scotland, UK |
| 7. Sarah Ann Clark Duncan, b. Abt 1915, Isle of Gigha, Argyll, Scotland, UK |
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