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| 1st(1st leg) | Tottenham Hotspur | - | Feyenoord | 4:2 (4:0) | ||
| 2nd (2nd leg) | Feyenoord | - | Tottenham Hotspur | 0:2 (0:1) | ||
| 1st(1st leg): 19/10/1983 | 2nd (2nd leg): 02/11/1983 | Winner: Tottenham Hotspur | ||||
| 1st(1st leg) | PAOK Saloniki | - | Bayern München | 0:0 (0:0) | ||
| 2nd (2nd leg) | Bayern München | - | PAOK Saloniki | 9:8 (0:0, 0:0, 0:0) pso | ||
| 1st(1st leg): 19/10/1983 | 2nd (2nd leg): 02/11/1983 | Winner: Bayern München | ||||
| 1st(1st leg) | FC Groningen | - | Inter | 2:0 (1:0) | ||
| 2nd (2nd leg) | Inter | - | FC Groningen | 5:1 (0:0) | ||
| 1st(1st leg): 19/10/1983 | 2nd (2nd leg): 02/11/1983 | Winner: Inter | ||||
| 1st(1st leg) | Austria Wien | - | Stade Lavallois | 2:0 (2:0) | ||
| 2nd (2nd leg) | Stade Lavallois | - | Austria Wien | 3:3 (3:0) | ||
| 1st(1st leg): 19/10/1983 | 2nd (2nd leg): 02/11/1983 | Winner: Austria Wien | ||||
| 1st(1st leg) | Widzew Łódź | - | TJ Sparta ČKD Praha | 1:0 (1:0) | ||
| 2nd (2nd leg) | TJ Sparta ČKD Praha | - | Widzew Łódź | 3:0 (2:0) | ||
| 1st(1st leg): 19/10/1983 | 2nd (2nd leg): 02/11/1983 | Winner: TJ Sparta ČKD Praha | ||||
| 1st(1st leg) | Watford FC | - | Levski Sofia | 1:1 (1:0) | ||
| 2nd (2nd leg) | Levski Sofia | - | Watford FC | 1:3 (1:1, 1:1) aet | ||
| 1st(1st leg): 19/10/1983 | 2nd (2nd leg): 02/11/1983 | Winner: Watford FC | ||||
| 1st(1st leg) | Radnički Niš | - | TJ Internacionál Slovnaft Bratislava | 4:0 (1:0) | ||
| 2nd (2nd leg) | TJ Internacionál Slovnaft Bratislava | - | Radnički Niš | 3:2 (3:1) | ||
| 1st(1st leg): 19/10/1983 | 2nd (2nd leg): 02/11/1983 | Winner: Radnički Niš | ||||
| 1st(1st leg) | Budapest Honved SE | - | Hajduk Split | 3:2 (2:1) | ||
| 2nd (2nd leg) | Hajduk Split | - | Budapest Honved SE | 3:0 (1:0) | ||
| 1st(1st leg): 19/10/1983 | 2nd (2nd leg): 02/11/1983 | Winner: Hajduk Split | ||||
| 1st(1st leg) | PSV Eindhoven | - | Nottingham Forest | 1:2 (0:0) | ||
| 2nd (2nd leg) | Nottingham Forest | - | PSV Eindhoven | 1:0 (0:0) | ||
| 1st(1st leg): 19/10/1983 | 2nd (2nd leg): 02/11/1983 | Winner: Nottingham Forest | ||||
| 1st(1st leg) | Sporting CP | - | Celtic FC | 2:0 (1:0) | ||
| 2nd (2nd leg) | Celtic FC | - | Sporting CP | 5:0 (3:0) | ||
| 1st(1st leg): 19/10/1983 | 2nd (2nd leg): 02/11/1983 | Winner: Celtic FC | ||||
| 1st(1st leg) | 1. FC Lokomotive Leipzig | - | Werder Bremen | 1:0 (1:0) | ||
| 2nd (2nd leg) | Werder Bremen | - | 1. FC Lokomotive Leipzig | 1:1 (0:1) | ||
| 1st(1st leg): 19/10/1983 | 2nd (2nd leg): 02/11/1983 | Winner: 1. FC Lokomotive Leipzig | ||||
| 1st(1st leg) | Hellas Verona | - | Sturm Graz | 2:2 (2:2) | ||
| 2nd (2nd leg) | Sturm Graz | - | Hellas Verona | 0:0 (0:0) | ||
| 1st(1st leg): 19/10/1983 | 2nd (2nd leg): 02/11/1983 | Winner: Sturm Graz | ||||
| 1st(1st leg) | Spartak Moskva | - | Aston Villa | 2:2 (0:0) | ||
| 2nd (2nd leg) | Aston Villa | - | Spartak Moskva | 1:2 (1:0) | ||
| 1st(1st leg): 19/10/1983 | 2nd (2nd leg): 02/11/1983 | Winner: Spartak Moskva | ||||
| 1st(1st leg) | Sparta Rotterdam | - | FC Carl Zeiss Jena | 3:2 (1:0) | ||
| 2nd (2nd leg) | FC Carl Zeiss Jena | - | Sparta Rotterdam | 1:1 (0:0) | ||
| 1st(1st leg): 19/10/1983 | 2nd (2nd leg): 02/11/1983 | Winner: Sparta Rotterdam | ||||
| 1st(1st leg) | RC Lens | - | Royal Antwerp FC | 2:2 (0:2) | ||
| 2nd (2nd leg) | Royal Antwerp FC | - | RC Lens | 2:3 (0:2) | ||
| 1st(1st leg): 19/10/1983 | 2nd (2nd leg): 02/11/1983 | Winner: RC Lens | ||||
| 1st(1st leg) | RSC Anderlecht | - | TJ Baník Ostrava OKD | 2:0 (0:0) | ||
| 2nd (2nd leg) | TJ Baník Ostrava OKD | - | RSC Anderlecht | 2:2 (1:1) | ||
| 1st(1st leg): 19/10/1983 | 2nd (2nd leg): 02/11/1983 | Winner: RSC Anderlecht | ||||
