The 1990 Saxony-Anhalt state election was held on 14 October 1990 to elect the members of the first Landtag of Saxony-Anhalt.

It was the first election held in Saxony-Anhalt since the reunification of Germany, which took place on 3 October.

The Christian Democratic Union (CDU) led by Gerd Gies emerged as the largest party with 39.0%, followed by the Social Democratic Party (SPD) with 26.0%.

The CDU formed a coalition with the Free Democratic Party (FDP), and Gies became Saxony-Anhalt's first post-reunification Minister-President.

The table below lists parties which won seats in the election.