A national second tier of Norwegian league football was established in 1963.
[1] After the rebranding of the top tier ahead of the 1990 season, the second tier was rebranded as 1. divisjon in 1991.
This lists national league winners only.
Clubs in bold are competing in 1. divisjon as of the current season.
The winners of Landsdelsserien (1951–1962) and the district groups (1970–1976) are not included.