Mary Allen Wright (December 3, 1868 – March 31, 1948) was an American politician who was one of the first three women elected to the Idaho Legislature.
She served in the Idaho House of Representatives from 1898 to 1900 as a member of the Populist Party.
She was elected as leader of the Populist caucus, becoming the first woman to lead a party in any state legislature, as well as the first female nominee for the speakership.