Arthur Cyrille Albert Malouin (March 13, 1857 – April 5, 1936) was a Canadian lawyer, politician, and Puisne Justice of the Supreme Court of Canada.

Born in Quebec City, Canada East (now Quebec), the son of Jacques Malouin and Marie-Angélique Suzor, he received a Bachelor of Law degree from Université Laval in 1882.

In an 1898 by-election, he was acclaimed to the House of Commons of Canada as a Liberal for the riding of Quebec-Centre.

In 1905, he was appointed a Puisne Judge of the Quebec Superior Court, Arthabasca District.

On January 30, 1924, he was appointed to the Supreme Court but served only until October 1, 1924.