The 1990 Tippeligaen was the 46th completed season of top division football in Norway.

The season began on 28 April 1990 and ended on 7 October 1990.

Twenty-two games were played with 3 points given for each win and 1 for each draw.

The winners of the two groups of the 2. divisjon was promoted, as well as the winner of a series of play-off matches between the two second placed teams in the two groups of the 2. divisjon and number ten in Tippeligaen.

This was the first year the top flight of Norwegian football would be called Tippeligaen, from its sponsor, Norsk Tipping.