Alexander Macmillan
Alexander MacMillan or Alexander MacMillan is the name of the following people:
- Alexander Macmillan (publisher) (1818-1896), English publisher, co-founder of Macmillan Publisher Ltd.
- Alexander MacMillan (hymnologist) (1864–1961), Canadian Presbyterian pastor and hymnologist
- Alexander Macmillan, 2nd Earl of Stockton (born 1943), British politician