| Male William Sinclair |
| Birth | 1436 | Roslin, Caithness, Scotland, United Kingdom |
| Death | Yes, date unknown | |
| Burial | ||
| Marriage | 1456 | Ravenscraig, Fife, Scotland, United Kingdom |
| Father | Earl of Orkney William Sinclair | F2027 Group Sheet | |
| Mother | Lady Elizabeth, of Douglas | F2027 Group Sheet | |
| Female Marjory Sutherland |
| Birth | 1436 | Dunbeath, Caithness-shire, Scotland, United Kingdom |
| Death | 1480 | |
| Burial | ||
| Father | Alexander Sutherland | F2038 Group Sheet | |
| Mother | Muriel Chisholm | F2038 Group Sheet | |
| Female + Eleanor Sinclair |
| Birth | 1457 | Ravenscraig, Fife, Scotland, United Kingdom |
| Death | 21 Mar 1517 | |
| Burial | ||
| Spouse | Earl of Atholl John Steward | F2021 | |
| Marriage | ||