Donald Mackay, 5th of Strathnaver

Donald Mackay was the eldest son of Iye Mackay, 4th of Strathnaver, and heir to the chiefship of Clan Mackay in Strathnaver.

In 1370, during the feud with Clan Sutherland, he and his father were murdered together at Dingwall Castle in Ross-shire by Nicholas Sutherland of Duffus. Donald left several sons, of whom the eldest was Angus Mackay. Angus succeeded his grandfather as 6th of Strathnaver.