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| 1st(1st leg) | Crvena Zvezda | - | Portadown FC | 4:0 (2:0) | ||
| 2nd (2nd leg) | Portadown FC | - | Crvena Zvezda | 0:4 (0:2) | ||
| 1st(1st leg): 17/09/1991 | 2nd (2nd leg): 02/10/1991 | Winner: Crvena Zvezda | ||||
| 1st(1st leg) | 1. FC Kaiserslautern | - | Etar Veliko Tarnovo | 2:0 (1:0) | ||
| 2nd (2nd leg) | Etar Veliko Tarnovo | - | 1. FC Kaiserslautern | 1:1 (1:0) | ||
| 1st(1st leg): 17/09/1991 | 2nd (2nd leg): 02/10/1991 | Winner: 1. FC Kaiserslautern | ||||
| 1st(1st leg) | Union Luxembourg | - | Olympique Marseille | 0:5 (0:4) | ||
| 2nd (2nd leg) | Olympique Marseille | - | Union Luxembourg | 5:0 (1:0) | ||
| 1st(1st leg): 18/09/1991 | 2nd (2nd leg): 02/10/1991 | Winner: Olympique Marseille | ||||
| 1st(1st leg) | Brøndby IF | - | Zagłębie Lubin | 3:0 (0:0) | ||
| 2nd (2nd leg) | Zagłębie Lubin | - | Brøndby IF | 2:1 (0:1) | ||
| 1st(1st leg): 18/09/1991 | 2nd (2nd leg): 02/10/1991 | Winner: Brøndby IF | ||||
| 1st(1st leg) | Kispesti Honved FC | - | Dundalk FC | 1:1 (0:1) | ||
| 2nd (2nd leg) | Dundalk FC | - | Kispesti Honved FC | 0:2 (0:2) | ||
| 1st(1st leg): 18/09/1991 | 2nd (2nd leg): 02/10/1991 | Winner: Kispesti Honved FC | ||||
| 1st(1st leg) | AC Sparta Praha | - | Rangers FC | 1:0 (1:0) | ||
| 2nd (2nd leg) | Rangers FC | - | AC Sparta Praha | 2:1 (0:0, 1:0) aet | ||
| 1st(1st leg): 18/09/1991 | 2nd (2nd leg): 02/10/1991 | Winner: AC Sparta Praha | ||||
| 1st(1st leg) | FC Barcelona | - | Hansa Rostock | 3:0 (1:0) | ||
| 2nd (2nd leg) | Hansa Rostock | - | FC Barcelona | 1:0 (0:0) | ||
| 1st(1st leg): 18/09/1991 | 2nd (2nd leg): 02/10/1991 | Winner: FC Barcelona | ||||
| 1st(1st leg) | FC Universitatea Craiova | - | Apollon Limassol | 2:0 (1:0) | ||
| 2nd (2nd leg) | Apollon Limassol | - | FC Universitatea Craiova | 3:0 (1:0) | ||
| 1st(1st leg): 18/09/1991 | 2nd (2nd leg): 02/10/1991 | Winner: Apollon Limassol | ||||
| 1st(1st leg) | IFK Göteborg | - | Flamurtari Vlorë | 0:0 (0:0) | ||
| 2nd (2nd leg) | Flamurtari Vlorë | - | IFK Göteborg | 1:1 (1:0) | ||
| 1st(1st leg): 18/09/1991 | 2nd (2nd leg): 02/10/1991 | Winner: IFK Göteborg | ||||
| 1st(1st leg) | Sampdoria | - | Rosenborg BK | 5:0 (2:0) | ||
| 2nd (2nd leg) | Rosenborg BK | - | Sampdoria | 1:2 (0:0) | ||
| 1st(1st leg): 18/09/1991 | 2nd (2nd leg): 02/10/1991 | Winner: Sampdoria | ||||
| 1st(1st leg) | Hamrun Spartans | - | SL Benfica | 0:6 (0:3) | ||
| 2nd (2nd leg) | SL Benfica | - | Hamrun Spartans | 4:0 (0:0) | ||
| 1st(1st leg): 18/09/1991 | 2nd (2nd leg): 02/10/1991 | Winner: SL Benfica | ||||
| 1st(1st leg) | Arsenal FC | - | Austria Wien | 6:1 (1:0) | ||
| 2nd (2nd leg) | Austria Wien | - | Arsenal FC | 1:0 (0:0) | ||
| 1st(1st leg): 18/09/1991 | 2nd (2nd leg): 02/10/1991 | Winner: Arsenal FC | ||||
| 1st(1st leg) | HJK Helsinki | - | Dinamo Kiev | 0:1 (0:1) | ||
| 2nd (2nd leg) | Dinamo Kiev | - | HJK Helsinki | 3:0 (1:0) | ||
| 1st(1st leg): 18/09/1991 | 2nd (2nd leg): 02/10/1991 | Winner: Dinamo Kiev | ||||
| 1st(1st leg) | Beşiktaş | - | PSV Eindhoven | 1:1 (0:1) | ||
| 2nd (2nd leg) | PSV Eindhoven | - | Beşiktaş | 2:1 (1:1) | ||
| 1st(1st leg): 18/09/1991 | 2nd (2nd leg): 02/10/1991 | Winner: PSV Eindhoven | ||||
| 1st(1st leg) | Fram Reykjavík | - | Panathinaikos | 2:2 (0:1) | ||
| 2nd (2nd leg) | Panathinaikos | - | Fram Reykjavík | 0:0 (0:0) | ||
| 1st(1st leg): 18/09/1991 | 2nd (2nd leg): 02/10/1991 | Winner: Panathinaikos | ||||
| 1st(1st leg) | RSC Anderlecht | - | Grasshopper Club Zürich | 1:1 (1:0) | ||
| 2nd (2nd leg) | Grasshopper Club Zürich | - | RSC Anderlecht | 0:3 (0:2) | ||
| 1st(1st leg): 18/09/1991 | 2nd (2nd leg): 02/10/1991 | Winner: RSC Anderlecht | ||||
