Joseph William (Willie) Comeau PC (March 12, 1876 – January 11, 1966) was a Canadian educator and political figure in Nova Scotia, Canada. He represented Digby County in the Nova Scotia House of Assembly from 1907 to 1925 and from 1928 to 1948 as a Liberal member. Comeau sat for Clare division in the Senate of Canada from 1948 to 1966.