Alexander Mackenzie (disambiguation)
- Alexander Mackenzie ( politician ) ( 1822-1892 ), Canadian politician
- Alexander Mackenzie ( composer ) ( 1847-1935 ), Scottish composer and conductor
- Alexander Mackenzie Stuart, Baron Mackenzie - Stuart (1924-2000), Scottish lawyer and President of the European Court
- Alexander Slidell Mackenzie (1803-1848), American naval officer and author
- Disambiguation