Jacques-Yvan Morin, Canadian lawyer and politician, Deputy Premier of Quebec
Jacques-Yvan Morin, (born July 15, 1931 in Quebec City, Quebec) is a former professor of law and a politician in Quebec, Canada. Morin graduated from the McGill University Faculty of Law with a BCL in 1953, where he was the founder of the McGill Law Journal. He taught international and constitutional law at Université de Montréal from 1958 until 1973. He was deputy director of the Canadian Yearbook of International Law from 1963 to 1973 and founded the Quebec Journal of International Law in 1984.

From 1966 to 1969, he chaired the General of French Canada and joined the following year Quebec sovereignty movement . He became president of the Mouvement national des Québécois in 1971. He failed to win a seat in Bourassa in the 1970 Quebec provincial election, but did win a seat in the riding of Sauve in the 1973 election. After the latter election the Parti Québécois became the official Opposition since the former opposition party (Union Nationale) failed to win any seats. Since party leader René Lévesque had not won a seat in the 1973 election, Morin became leader of the Opposition in the National Assembly until the 1976 election, which the Parti Québécois won. As a member of René Lévesque government, he was appointed successively Minister of Education (1976–1981), Cultural and Scientific Development (1981–1982) and Intergovernmental Affairs (1982–1984). During these years he also served as Deputy Premier of Quebec.

Morin returned to teaching in 1984 at Université de Montréal where he became professor emeritus in 1997.

In 2001, he was made a Grand Officer of the National Order of Quebec. Other honours include the Rights and Freedoms Prize of the Commission on Human Rights in Quebec (2000) and the Prix René-Chaloult of the Association of Former Parliamentarians (2011)