2003–04 Algerian Championnat National

The 2003–04 Algerian Championnat National was the 42nd season of the Algerian Championnat National since its establishment in 1962. A total of 16 teams contested the league, with USM Alger as the defending champions, The Championnat started on August 14, 2003. and ended on May 24, 2004.

Promotion and relegation
Teams promoted from Algerian Division 2 2003-2004
 * CS Constantine
 * OMR El Annasser
 * GC Mascara

Teams relegated to Algerian Division 2 2004-2005
 * CA Batna
 * RC Kouba
 * JSM Béjaïa