The St. Maurice Valley Junior League was a Junior "B" league in central Quebec, Canada.
It operated from the 1945-46 season through 1951-52, except for the 1948-49 season. In 1951-52 it was down to three teams. In the next season, the only team left, from Grand'Mere, joined the Quebec City Junior B Hockey League.
Champions[]
- 1946 Shawinigan Falls Immaculate Conception College
- 1947 Shawinigan Falls Immaculate Conception College
- 1948 Trois Rivieres Notre Dame
- 1949 No league play this season
- 1950 Cap-de-la-Madelaine
- 1951 Shawinigan Falls
- 1952 Cap-de-la-Madelaine