The 1937 season of the Primera División Peruana, the top category of Peruvian football, was played by 10 teams. The national champions were Sport Boys. From 1931 until 1942 the points system was W:3, D:2, L:1, walk-over:0.
1937 National Champions - 2nd title
References
1937 Peruvian Primera División Wikipedia(Text) CC BY-SA