 Coll died aged 77 at Dunyvaig Castle, being executed after he was captured by Clan Campbell opponents.The Colonsay branch of Clan Macdonald of Dunnyveg was descended from Colla Maol Dubh (d.1558), a notable cavalryman who was the fourth son of Alexander, 5th chief of the Macdonalds of Dunnyveg.Coll was a posthumous son of Colla Maol Dubh's eldest son, Archibald.