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Eliteserien is a professional association football league in Norway and the highest level of the Norwegian football league system. Contested by 16 clubs, it operates on a system of promotion and relegation with the Norwegian First Division.
Seasons run from March to November with each team playing 30 matches. Most games are played on Sunday evenings.
Eliteserien was founded in 1937 as Norgesserien, and the first season was the 1937–38 season. The structure and name of Eliteserien, along with Norway's other football leagues, has undergone frequent changes. The top level was renamed Hovedserien in 1948, 1. divisjon in 1963, then Tippeligaen in 1990.