Alexander Sinclair, 9th Earl of Caithness
Alexander Sinclair, 9th Earl of Caithness (died 1765) was a Scottish nobleman, Earl of Caithness and chief of the Clan Sinclair, a Highland Scottish clan in Caithness.
Alexander Sinclair, 9th Earl of Caithness (died 1765) was a Scottish nobleman, Earl of Caithness and chief of the Clan Sinclair, a Highland Scottish clan in Caithness.