The 1976–77 Algerian Cup was the 15th edition of the Algerian Cup. MC Alger were the defending champions, having beaten MO Constantine 2–0 in the previous season's final.
| كأس الجزائر | |
|---|---|
| Tournament details | |
| Country |  Algeria |
| Defending champions | MC Alger (3) |
| Final positions | |
| Champions | JS Kawkabi (1) |
| Runner-up | NA Hussein Dey |
Round of 64
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Round of 32
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Round of 16
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Quarter-finals
edit| 1977 | NA Hussein Dey | 1 – 0 | USM Alger | , |
| 1977 | CR Belcourt | 2 – 1 | WA Boufarik | , |
| 1977 | ES Sétif | 6 – 1 | GC Mascara | Stade 19 juin 1965, Oran |
| 1977 | JS Kawkabi | 3 – 0 | ASO Chlef | Stade 5 Juillet 1962, Algiers |
Semi-finals
edit| 1977 first leg | JS Kawkabi | 1 – 1 | CR Belcourt | Stade 5 Juillet 1962, Algiers |
| 1977 Second leg | CR Belcourt | 1 – 2 | JS Kawkabi | Stade 5 Juillet 1962, Algiers |
| 1977 first leg | NA Hussein Dey | 3 – 1 | ES Sétif | Stade 5 Juillet 1962, Algiers |
| 1977 Second leg | ES Sétif | 2 – 0 | NA Hussein Dey | Ramadan Ben-Abdelmalek Stadium, Constantine |