James Sinclair, 12th Earl of Caithness

Biographical Summary

"Sir James Sinclair, Baronet [S 1631] of Mey and Canisbay, son and heir; succeeded to the Baronetcy in April 1774, and had, on 5 December 1785, special service to his father. He married 2 January 1784, at Thurso Castle, Jean, 2nd daughter of General Alexander Campbell of Barcaldine, by Helen, daughter of George Sinclair, of Ulbster, co. Caithness. She was living, when the death, 8 April 1789, of his distant cousin John, 11th Earl, he became Earl of Caithness [S]; his right, as such, being allowed 4 May 1793. In that peerage this Baronetcy then merged..."

SOURCE: Complete baronetage; Cokayne, George E. (George Edward); 1900; Vol. II; page 390