Alexander Og MacDonald was a son of Angus MacDonald, 8th of Dunnyveg and Mary, daughter of Hector Og Maclean of Duart.
Hector Og Maclean, 13th Chief (c. 1540-1573), 13th Chief of Clan MacLean in Scotland
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Sir Hector Og Maclean, 15th Chief (1583–1623), 15th Clan Chief of Clan Maclean in Scotland and 5th Laird of Dowart
Hector Berlioz | Hector | Maclean's | Sir Fitzroy Maclean, 1st Baronet | Maclean Rogers | Hector Elizondo | Fitzroy Maclean | Sorley MacLean | Héctor López | Charles Hector, comte d'Estaing | Paul D. MacLean | Norman Maclean | Jamie Hector | Hector Guimard | Craig MacLean | Alistair MacLean | Wayne Hector | Maclean-Hunter | HMS ''Hector'' | Hector Munro, 8th of Novar | Héctor Lavoe | Héctor Fernando Ramírez | Sir Hector Munro | Sir Fitzroy Maclean | Maclean, New South Wales | MacLean | Maclean | J. Hector St. John de Crèvecœur | James Hector | HMS Hector |
Sir Allan MacLean having died without male heirs, he was succeeded in his titles by his nearest of kin, Hector MacLean, the immediate descendant of his grand-uncle, Hector Og Maclean, second son of Donald, first MacLean of Brolass.