Angus MacInnis (September 2, 1884 – March 3, 1964) was a Canadian socialist politician and parliamentarian. MacInnis, a trade unionist who had served for five years as a Vancouver Alderman, was first elected to the House of Commons of Canada in the 1930 election as an Independent Labour Member of Parliament. He joined the Ginger Group of socialist MPs led by J.S. Woodsworth. He helped form the Co-operative Commonwealth Federation (CCF) in 1932 and thereafter sat as a CCF MP.