Alexander Lamont Monteith (15 December 1886 – 24 November 1972) was a New Zealand Member of Parliament for the Labour Party and a trade unionist.

[3] At the 1919 election, he was the Labour candidate in the Wellington East electorate, but was defeated by the Reform Party incumbent, Alfred Newman.

[4] In the 1922 election, he was one of four candidates, with Thomas Forsyth of the Reform Party coming second.

Monteith later sought the Labour nomination for the 1936 by-election in the Manukau seat, but was beaten by Arthur Osborne.

[8] Monteith died on 24 November 1972 at Green Lane Hospital in Auckland, survived by five sons and two daughters.