About Alexander Sutherland
Alexander Sutherland, son of William Sutherland, 5th of Duffus, obtained the rectory of Duffus in 1512, was, in 1524, made perpetual chaplain of the chapel of the Virgin Mary of the Castle of Duffus, and about 12 June 1529 was appointed Dean of Caithness.
On 14 August 1528 he founded two anniversaries on behalf of his father and mother, and of his elder brother William and others. In 1549 he was curator of his grandnephew, Alexander Sutherland of Duffus, and he was still alive in 1551.
-  Origines Parochiales, ii. 616 and authorities cited.