1989–90 Algerian Championnat National

The 1989–90 Algerian Championnat National was the 28th season of the Algerian Championnat National since its establishment in 1962. A total of 16 teams contested the league, with JS Kabylie as the defending champions, The Championnat started on August 31, 1989. and ended on June 14, 1990.

Promotion and relegation
Teams promoted from Algerian Division 2 1989-1990
 * CS Constantine
 * WA Tlemcen

Teams relegated to Algerian Division 2 1990-1991
 * RC Relizane
 * USM Alger