Members of the Western Australian Legislative Assembly, 1890–1894

This is a list of members of the Western Australian Legislative Assembly between the 1890 elections and the 1894 elections, known as the First Parliament. They held office under the Constitution Act 1889, which was given Royal Assent by Queen Victoria on 15 August 1890 and took effect on 21 October 1890 with a proclamation by the new Governor of Western Australia, Sir William Robinson.