The Montreal Junior B Canadiens were a Junior "B" team in Montreal, Quebec that played in the Mount Royal Junior League in the late 1940's and early 1950's. They won their league in 1951, 1953, and 1954. The Canadiens lost the Quebec final in 1950-51, the quarter final in 1952-53 and the semi final in 1953-54. In 1947-48 they merged with the Montreal Winged Wheelers to form the Montreal Wheelers-Canadiens which lost the final in the 1947-48 Quebec Junior B Playoffs.