See also
| Partner: | James SINCLAIR ( -aft1436) | |
| Partner: | (unknown) | |
| Children: | David SINCLAIR ( -bef1461) | |
| Name: | James SINCLAIR | |
| Sex: | Male | |
| Father: | James SINCLAIR (c. 1360-bef1418) | |
| Mother: | - | |
| Occupation | 2nd Lord of Longformacus | |
| Death | aft 1436 | |
| Name: | David SINCLAIR | |
| Sex: | Male | |
| Occupation | 3rd Lord of Longformacus | |
| Death | bef 1461 | |