Léo-Pol Morin (13 July 1892 – 29 May 1941) was a Canadian pianist, music critic, composer, and music educator. He composed under the name James Callihou, with his most well known works being Suite canadienne (1945) and Three Eskimos for piano. He also composed works based on Canadian and Inuit folklore/folk music and harmonized a number of French-Canadian folksongs. Victor Brault notably transcribed his Inuit folklore inspired Chants de sacrifice for choir and 2 pianos.As a writer, Morin displayed a heavy interest in the music of Canada and the use of various folklore traditions within music composition. He wrote musical criticism for several Canadian publications and also published a book and a collection of essays. As a pianist, he played a major role in advocating music by French composers in his native country; notably performing the Canadian premieres of works by Claude Debussy, Gabriel Fauré, Darius Milhaud, Francis Poulenc, Maurice Ravel, Albert Roussel, and Erik Satie among others. He likewise was an exponent of works by Canadian composers in France, including pieces by François Brassard, Claude Champagne, Henri Gagnon, Émiliano Renaud, Léo Roy, and Georges-Émile Tanguay. Composer Rodolphe Mathieu notably dedicated to of his works to him: Trois Préludes (1921) and Sonata (1927).