KLDeWitt Genealogy Research Project
Our Family's Journey Through Time from Europe and Canada to the US
1410 - 1484 (74 years)| Name | William Sinclair | |
| Suffix | 3rd Earl of Orkney 1st Earl of Caithness Baron of Roslin | |
| Birth | 1410 | |
| Gender | Male | |
| Reference Number | 10893 | |
| Death | 1484 | |
| Person ID | I10893 | KLD Genealogy |
| Last Modified | 13 Apr 2026 | |
| Father | Henry Sinclair, 2nd Earl of Orkney, b. Abt 1375 d. 1422 (Age 47 years) | |
| Relationship | bio | |
| Mother | Egidia Douglas of Nithsdale, Countess of Orkney | |
| Relationship | bio | |
| Family ID | F3880 | Group Sheet | Family Chart |
| Family | Marjory Sutherland | |||
| Children |
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| Family ID | F3879 | Group Sheet | Family Chart | ||
| Last Modified | 13 Apr 2026 | |||
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