Alexander McKenzie
Alexander McKenzie may refer to:
- Alexander McKenzie (Medal of Honor), US Navy boatswain's mate and Medal of Honor recipient
- Alexander McKenzie (politician), Canadian-born politician in early North Dakota
- Alexander McKenzie (chemist), Scottish chemist
- Alexander McKenzie (artist), Australian contemporary artist
- Alexander McKenzie (footballer), Australian rules footballer
- Alec McKenzie, Australian rules footballer
- Alex McKenzie, New Zealand sharebroker and political party president