Alexander McKenzie may refer to:
Alexander McKenzie (Medal of Honor) (1837–?), US Navy boatswain's mate and Medal of Honor recipient Alexander McKenzie (politician) (1851–1922), Canadian-born politician in early North Dakota Alexander McKenzie (chemist) (1869–1951), Scottish chemist Alexander McKenzie (artist) (born 1971), Australian contemporary artist Alexander McKenzie (footballer) (1870–1914), Australian rules footballer Alec McKenzie (1882–1968), Australian rules footballer Alex McKenzie (1896–1992), New Zealand sharebroker and political party president
See also Alexander Mackenzie (disambiguation) Ali McKenzie (born 1981), English rugby union player Sandy MacKenzie (born 1973), Canadian ice hockey player