| # | Children | Name | Born | Died | Father | Mother |
| 1 | | | | | Alexander SINCLAIR, of Brew | Barbara MITCHELL |
| 2 | | | | | Alexander SINCLAIR, of Brew | Barbara MITCHELL |
| 3 | | | | | Alexander SINCLAIR, of Brew | Barbara MITCHELL |
| 4 | | | | | Alexander SINCLAIR, of Brew | Barbara MITCHELL |
| 5 | | | | | Alexander SINCLAIR, of Brew | Barbara MITCHELL |
| 6 | | | | | Alexander SINCLAIR, of Brew | Barbara MITCHELL |
| 7 | | | | | Alexander SINCLAIR, of Brew | Barbara MITCHELL |
| 8 | | | | | Alexander SINCLAIR, of Brew | Barbara MITCHELL |
| 9 | | | b. 18 Nov 1740 | | Alexander SINCLAIR, of Brew | Barbara MITCHELL |
| 10 | | | b. 7 Feb 1743 | | Alexander SINCLAIR, of Brew | Barbara MITCHELL |
| 11 | | | b. 13 Jul 1746 | | Alexander SINCLAIR, of Brew | Barbara MITCHELL |
| 12 | Yes | | | | Alexander SINCLAIR, of Brew | Barbara MITCHELL |
| 13 | | | | | Alexander SINCLAIR, of Brew | Barbara MITCHELL |
| 14 | | | | | Alexander SINCLAIR, of Brew | Barbara MITCHELL |