Alexander McLachlan may refer to:
*
Alexander McLachlan (politician)
Alexander John McLachlan (2 November 1872 – 28 May 1956) was an Australian politician. He served as a Senator for South Australia from 1926 to 1944, representing the Nationalist Party and United Australia Party. He held ministerial office in ...
*
Alexander McLachlan (poet)
{{hndis, McLachlan, Alexander