 Following the extinction of the main branch of Clanranald in 1944, the competing claims of the Belfinlay and Boisdale branches to the Captaincy of the Clan were adjudged by the Court of the Lord Lyon in favour of the Boisdale branch in 1957.Macdonald and Macdonald state that the Macdonalds of Knoydart were considered to descend from Allan, 2nd of Clanranald.Allan gave his son, Allan who was the first of the family, the 60 pennylands of Knoydart.