| Algerian Cup | |
| Year: | 1998–99 |
| Winners: | USM Alger (4th title) |
| Second: | JS Kabylie |
| Prev Season: | 1997–98 |
| Next Season: | 1999–00 |
The 1998–99 Algerian Cup was the 34th edition of the Algerian Cup. USM Alger won the Cup by defeating JS Kabylie 2-0. It was USM Alger fourth Algerian Cup in its history.
| Tie no | Home team | Score | Away team | Attendance | |
|---|---|---|---|---|---|
| 1 | 2-4 | USM Annaba | 4 March 1999, 16:00 | ||
| 2 | 0-1 | USM Alger | 4 March 1999, 16:00 | ||
| 3 | HB Chelghoum Laid | 2-1 | 4 March 1999, 16:00 | ||
| 4 | MC Saida | 2-1 | 4 March 1999, 16:00 | ||
| 5 | RC Relizane | 3-1 | 4 March 1999, 16:00 | ||
| 6 | ES Ghozlane | 1-3 (a) | IRBSM Ben Ali | 4 March 1999, 16:00 | |
| 7 | 1-2 (a) | IRB Hadjout | 4 March 1999, 16:00 | ||
| 8 | NRB Gouray | 2-1 | 4 March 1999, 16:00 | ||
| 9 | 0-1 (a) | MB Tlydjene | 4 March 1999, 16:00 | ||
| 10 | IR Hussein Dey | 1-2 | IR Ouled Nail | 4 March 1999, 16:00 | |
| 11 | 0-0 | JSM Bejaia | 4 March 1999, 16:00 | ||
| 12 | NA Hussein Dey | 2-1 | 4 March 1999, 16:00 | ||
| 13 | 1-2 | CR Beni Thour | 4 March 1999, 16:00 | ||
| 14 | RC Kouba | 2-1 | AS Maghnia | 4 March 1999, 16:00 | |
| 15 | CRB Ain Fakroun | 2-1 (a) | IRB Nezla | 4 March 1999, 16:00 | |
| 16 | 0-0 | ASM Oran | 4 March 1999, 16:00 | ||
| 17 | 1-2 (a) | JSM Skikda | 4 March 1999, 16:00 | ||
| 18 | CA Batna | 3-0 | IRM Bel-Abbes | 4 March 1999, 16:00 | |
| 19 | 0-1 | ES Mostaganem | 4 March 1999, 16:00 | ||
| 20 | 1-2 | GC Mascara | 4 March 1999, 16:00 | ||
| 21 | MC Alger | 2-1 | 4 March 1999, 16:00 | ||
| 22 | WA Tlemcen | 1-0 | 4 March 1999, 16:00 | ||
| 23 | CB Mila | 0-0 | 4 March 1999, 16:00 | ||
| 24 | FS Mostaganem | 2-1 | US Bechar Djedid | 4 March 1999, 16:00 | |
| 25 | IS Tighenif | 1-4 | JS Bordj Menaiel | 4 March 1999, 16:00 | |
| 26 | 0-2 | CR Belouizdad | 4 March 1999, 16:00 | ||
| 27 | CS Souk Naamame | 0-0 | CRB Tamalous | 4 March 1999, 16:00 | |
| 28 | ASBB Arreridj | 1-1 | ES Ben-Aknoun | 4 March 1999, 16:00 | |
| 29 | 0-1 | USM Blida | 4 March 1999, 16:00 | ||
| 30 | USM Oran | 0-0 | CRE Constantine | 4 March 1999, 16:00 | |
| 31 | ESM Boudouaou | 0-0 | USM Khenchela | 4 March 1999, 16:00 | |
| 32 | CA Kouba | 0-2 | JS Kabylie | 4 March 1999, 16:00 |
| Tie no | Home team | Score | Away team | Attendance | |
|---|---|---|---|---|---|
| 1 | WA Tlemcen | 1-0 | ES Ben-Aknoun | 22 March 1999, 16:00 | |
| 2 | FS Mostaganem | 0-3 | USM Alger | 22 March 1999, 16:00 | |
| 3 | 2-3 | CB Mila | 22 March 1999, 16:00 | ||
| 4 | IR Ouled Nail | 0-0 | IRBSM Ben Ali | 22 March 1999, 16:00 | |
| 5 | USM Blida | 4-0 | CS Souk Naamame | 22 March 1999, 16:00 | |
| 6 | JS Kabylie | 3-0 | NRB Gouray | 22 March 1999, 16:00 | |
| 7 | 2-4 | 22 March 1999, 16:00 | |||
| 8 | 1-2 | ES Mostaganem | 22 March 1999, 16:00 | ||
| 9 | MB Tlydjene | 3-2 | 22 March 1999, 16:00 | ||
| 10 | 1-5 | HB Chelghoum Laid | 22 March 1999, 16:00 | ||
| 11 | 0-4 | MC Alger | 22 March 1999, 16:00 | ||
| 12 | 0-2 | CR Belouizdad | 22 March 1999, 16:00 | ||
| 13 | 0-2 | RC Kouba | 22 March 1999, 16:00 | ||
| 14 | MC Saida | 1-0 | 22 March 1999, 16:00 | ||
| 15 | RC Relizane | 1-0 | 22 March 1999, 16:00 | ||
| 16 | 1-2 | NA Hussein Dey | 22 March 1999, 16:00 |
| Tie no | Home team | Score | Away team | Attendance | |
|---|---|---|---|---|---|
| 1 | NA Hussein Dey | 4-2 | 19 April 1999, 15:00 | ||
| 2 | 0-4 | USM Alger | 19 April 1999, 15:00 | ||
| 3 | JS Kabylie | 2-0 | CB Mila | 19 April 1999, 15:00 | |
| 4 | 0-2 | MC Alger | 19 April 1999, 15:00 | ||
| 5 | CR Belouizdad | 1-0 (a) | 19 April 1999, 15:00 | ||
| 6 | 2-4 | IR Ouled Naïl | 19 April 1999, 15:00 | ||
| 7 | 1-3 | MB Tlydjene | 19 April 1999, 15:00 | ||
| 8 | WA Tlemcen | 1-0 | 26 April 1999, 15:00 |
| Tie no | Home team | First Leg | Second Leg | Away team | Attendance | |
|---|---|---|---|---|---|---|
| 1 | IR Ouled Nail | 0-0 | 0-4 | MC Alger | 29 April 1999 - 6 May 1999 | |
| 2 | NA Hussein Dey | 2-1 | 1-1 | 29 April 1999 - 6 May 1999 | ||
| 3 | JS Kabylie | 4-1 | 0-1 | MB Tlydjene | 29 April 1999 - 6 May 1999 | |
| 4 | USM Alger | 4-0 | 0-1 | 29 April 1999 - 9 May 1999 |