Alexander of Islay, Earl of Ross

Scottish nobleman and Lord of the Isles (1390–1449)

Parents

• Mariota, Countess of Ross
• Domhnall of Islay

Children

• Hugh of Sleat
• John of Islay, Earl of Ross
• Margaret Macdonald
• Florence Macdonald
• Celestine Macdonald of Lochalsh

Siblings

• Anne of the Isles
• Anna Macdonald
• unknown son Macdonald
• Angus Macdonald
• unknown wife (?)
• unknown Macdonald
• Mariotta Macdonald

Partners

• Elizabeth Seton
• unknown daughter Macphee
• unknown daughter Roy