 A. and A. Macdonald stated that this patronymic has caused confusion since the eldest son of Alasdair Og, the forfeited Hebridean magnate, was also named Eoin Dubh; and that his descendants were called "Clann Eoin Duibh".Eoin Dubh was succeeded by Charles.In 1481, James III granted a considerable amount of land in Kintyre to John, Lord of the Isles.