The 27th New Zealand Parliament was a term of the New Zealand Parliament. It was elected at the 1943 general election in September of that year.

Peter Fraser was a New Zealand politician who served as the 24th prime minister of New Zealand from 27 March 1940 until 13 December 1949. Considered a major figure in the history of the New Zealand Labour Party, he was in office longer than any other Labour prime minister, and is to date New Zealand's fourth-longest-serving head of government.