| Children |
| | 1. Alexander SINCLAIR, b. 20 Sep 1727, Stromness [Birth] |
| | 2. Anne SINCLAIR, b. 22 Feb 1730, Stromness [Birth] |
| | 3. Catharin SINCLAIR, b. 28 May 1732, Stromness [Birth] |
| | 4. David SINCLAIR, b. 26 Sep 1734, Stromness [Birth] |
| | 5. John SINCLAIR, b. 3 Jul 1737, Stromness [Birth] |
| | 6. Peter SINCLAIR, b. 30 Mar 1740, Stromness [Birth] |
| | 7. Isobell SINCLAIR, b. 1 May 1743, Stromness [Birth] |
| | 8. Magnus SINCLAIR, b. 15 Sep 1745, Stromness [Birth] |
|