See also
| Husband: | William SINCLAIR ( - ) | |
| Wife: | Margaret INNES ( - ) | |
| Children: | William SINCLAIR ( - ) | |
| Name: | William SINCLAIR | |
| Sex: | Male | |
| Father: | Alexander SINCLAIR ( - ) | |
| Mother: | Elizabeth INNES ( - ) | |
| Name: | Margaret INNES | |
| Sex: | Female | |
| Father: | - | |
| Mother: | - | |
| Name: | William SINCLAIR | |
| Sex: | Male | |
He was apparently a minor and unmarried when his father died, for in 1541, Oliver Sinclair of Pitcairn, styled also of Solway Moss, obtained a grant of his casualty of marriage, nor was he infeft as heir to his father till 1557.