| Children |
| | 1. John McWilliam, b. 24 Dec 1768, Campbeltown, Argyll, Scotland, UK |
| + | 2. Catherine McWilliam, b. 10 Aug 1770, Campbeltown, Argyll, Scotland, UK |
| | 3. Mary McWilliam, b. 23 Mar 1772, Campbeltown, Argyll, Scotland, UK |
| | 4. Alexander McWilliam, b. 22 Jun 1773, Campbeltown, Argyll, Scotland, UK |
| | 5. John McWilliam, b. 11 Feb 1775, Campbeltown, Argyll, Scotland, UK |
| | 6. Andrew McWilliam, b. 12 Jul 1780, Campbeltown, Argyll, Scotland, UK |
| | 7. Christin McWilliam, b. 29 Jun 1783, Campbeltown, Argyll, Scotland, UK |
| | 8. Margaret McWilliam, b. 25 Feb 1786, Campbeltown, Argyll, Scotland, UK |
| | 9. Jean McWilliam, b. 14 Dec 1788, Campbeltown, Argyll, Scotland, UK |
| | 10. Margaret McWilliam, b. 25 May 1794, Campbeltown, Argyll, Scotland, UK |
|