Walter Cocksmith Weir (June 7, 1929 – April 17, 1985) was a politician who served as the 15th Premier of Manitoba from 1967 to 1969. The son of James Dixon Weir, he was born in High Bluff, Manitoba and was educated there and in Portage la Prairie. Weir worked as an undertaker in Saskatchewan, later returning to Manitoba where he became the owner of his own funeral home in Minnedosa in 1953. In 1951, he married Harriet Thompson.