James Sinclair, 12th Earl of Caithness Scottish noble and chief of the Clan Sinclair (1766–1823) Parents Charlotte Sutherland Sir John Sinclair of Mey, 6th Bt. Children Eric George Sinclair John Sinclair John Sinclair, Lord Berriedale Lady Janet Sinclair Alexander Campbell Sinclair, 13th Earl of Caithness Lady Charlotte Sinclair James Sinclair Patrick Campbell Sinclair Siblings Margaret Sinclair Partners Jean Campbell
