Walter Edward Harris, PC QC (January 14, 1904 – January 10, 1999) was a Canadian politician and lawyer. Harris was first elected to the House of Commons of Canada as the Liberal Member of Parliament (MP) for the Ontario riding of Grey-Bruce in the 1940 election defeating Agnes MacPhail. Despite being a newly elected MP, he enlisted in the military and served for four years, seeing action in France during World War II.