Alexander MacDonald
Alexander or Alex MacDonald may refer to:
Politics
- Alasdair Óg of Islay, Lord of Islay and chief of Clann Domhnaill
- Alexander of Islay, Earl of Ross, or Alexander MacDonald, Scottish nobleman
- Alexander MacDonald, 5th of Dunnyveg, Scoto-Irish chieftain
- Alexander Og MacDonald, chief of the MacDonalds of Dunnyveg
- Alexander Macdonald, 17th of Keppoch, Scottish clan chief, military officer, and prominent Jacobite
- Alexander Macdonald, 1st Baron Macdonald, Scottish peer
- Alexander Macdonald, 2nd Baron Macdonald, Scottish peer and Member of Parliament
- Alexander Francis Macdonald, politician and railway contractor
- Alexander Macdonald , Scottish miner, teacher, trade union leader and Lib-Lab politician
- Alexander Macdonald , Canadian politician, Mayor of Winnipeg in 1892
- Alexander Macdonald, 7th Baron Macdonald, grandson of 6th Baron Macdonald
- Alexander Macdonald , Canadian MP for Vancouver Kingsway
- Alexander Macdonald , Canadian-American politician and conservationist
- Alex Macdonald , Australian trade unionist
Other
- Alasdair mac Mhaighstir Alasdair, known in English as Alexander MacDonald, Scottish poet
- Alexander Macdonald , Scottish antiquarian and editor
- Alexander MacDonald , Roman Catholic bishop and vicar apostolic in Scotland
- Alexander Macdonald , first Ruskin Master at the University of Oxford
- Alexander MacDonald , Canadian Roman Catholic bishop, educator and author
- Alexander Macdonald , Scottish minister and Moderator of the General Assembly of the Church of Scotland
- Alex Bath MacDonald, Australian Army officer
- Alex MacDonald, Scottish football player and manager
- Alex MacDonald, Scottish football player
- Alex MacDonald, English cricketer
- Alexander MacDonald,, American journalist, OSS officer, and co-founder of the Bangkok Post