Alexander of Islay or Alexander MacDonald was a medieval Scottish nobleman who succeeded his father Domhnall of Islay as Lord of the Isles, later rising to the rank of Earl of Ross. Wikipedia
Born: 1390
Died: 1449 (age 59 years), Dingwall, United Kingdom
Grandchildren: Aonghas Óg, Janet Macdonald, Sir Alexander Macdonald of Lochalsh, and more
Children: Hugh of Sleat, John of Islay, Earl of Ross, and Florence Macdonald
Partner: Elizabeth Seton and unknown daughter Macphee
Great grandchildren: Domhnall Dubh, unknown daughter Macdonald, Donald 'Gruamach' Macdonald, 4th of Sleat, and more