| Competition: | Algerian Championnat National |
| Season: | 1983–84 |
| Winners: | GCR Mascara |
| Relegated: | No relegated |
| League Topscorer: | Naçer Bouiche (17 goals) |
| Biggest Home Win: | JE Tizi-Ouzou 7–0 ESM Guelma |
| Biggest Away Win: | RS Kouba 0–4 ASC Oran EP Sétif 1 – 5 MA Hussein Dey |
| Highest Scoring: | JE Tizi-Ouzou 7–0 ESM Guelma CM Belcourt 3–4 ESM Guelma JS Bordj Ménaïel 2–5 MP Alger |
| Matches: | 240 |
| Total Goals: | 482 |
| Prevseason: | 1982–83 |
| Nextseason: | 1984–85 |
The 1983–84 Algerian Championnat National was the 22nd season of the Algerian Championnat National since its establishment in 1962. A total of 16 teams contested the league, with JE Tizi-Ouzou as the defending champions, The Championnat started on September 2, 1983 and ended on June 8, 1984.
Teams promoted from Algerian Division 2 1983–1984
Teams relegated to Algerian Division 2 1984–1985