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| 1st(1st leg) | Athletic Club | - | Real Sociedad | 0:0 | ||
| 2nd (2nd leg) | Real Sociedad | - | Athletic Club | 3:5 pso | ||
| 1st(1st leg): 25/01/1984 | 2nd (2nd leg): 08/02/1984 | Winner: Athletic Club | ||||
| 1st(1st leg) | Xerez CD | - | Sporting Gijón | 0:3 | ||
| 2nd (2nd leg) | Sporting Gijón | - | Xerez CD | 4:0 | ||
| 1st(1st leg): 25/01/1984 | 2nd (2nd leg): 08/02/1984 | Winner: Sporting Gijón | ||||
| 1st(1st leg) | Deportivo La Coruña | - | CD Castellón | 0:0 | ||
| 2nd (2nd leg) | CD Castellón | - | Deportivo La Coruña | 0:1 | ||
| 1st(1st leg): 25/01/1984 | 2nd (2nd leg): 08/02/1984 | Winner: Deportivo La Coruña | ||||
| 1st(1st leg) | Barcelona Atlètic | - | Real Madrid | 0:0 | ||
| 2nd (2nd leg) | Real Madrid | - | Barcelona Atlètic | 1:0 | ||
| 1st(1st leg): 25/01/1984 | 2nd (2nd leg): 08/02/1984 | Winner: Real Madrid | ||||
| 1st(1st leg) | Castilla CF | - | Valencia CF | 3:2 | ||
| 2nd (2nd leg) | Valencia CF | - | Castilla CF | 1:1 | ||
| 1st(1st leg): 25/01/1984 | 2nd (2nd leg): 08/02/1984 | Winner: Castilla CF | ||||
| 1st(1st leg) | Atlético Madrid | - | CA Osasuna | 0:0 | ||
| 2nd (2nd leg) | CA Osasuna | - | Atlético Madrid | 2:1 | ||
| 1st(1st leg): 25/01/1984 | 2nd (2nd leg): 08/02/1984 | Winner: CA Osasuna | ||||
| 1st(1st leg) | UD Las Palmas | - | Linares CF | 1:0 | ||
| 2nd (2nd leg) | Linares CF | - | UD Las Palmas | 0:1 | ||
| 1st(1st leg): 25/01/1984 | 2nd (2nd leg): 08/02/1984 | Winner: UD Las Palmas | ||||
| 1st(1st leg) | Hércules CF | - | FC Barcelona | 2:1 | ||
| 2nd (2nd leg) | FC Barcelona | - | Hércules CF | 3:0 | ||
| 1st(1st leg): 25/01/1984 | 2nd (2nd leg): 08/02/1984 | Winner: FC Barcelona | ||||
