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| 1st(1st leg) | Jeunesse Esch | - | Velež Mostar | 1:1 (0:0) | ||
| 2nd (2nd leg) | Velež Mostar | - | Jeunesse Esch | 6:1 (1:0) | ||
| 1st(1st leg): 15/09/1981 | 2nd (2nd leg): 30/09/1981 | Winner: Velež Mostar | ||||
| 1st(1st leg) | AFC Ajax | - | Tottenham Hotspur | 1:3 (0:2) | ||
| 2nd (2nd leg) | Tottenham Hotspur | - | AFC Ajax | 3:0 (0:0) | ||
| 1st(1st leg): 16/09/1981 | 2nd (2nd leg): 29/09/1981 | Winner: Tottenham Hotspur | ||||
| 1st(1st leg) | Kotkan TP (old) | - | SC Bastia | 0:0 (0:0) | ||
| 2nd (2nd leg) | SC Bastia | - | Kotkan TP (old) | 5:0 (2:0) | ||
| 1st(1st leg): 16/09/1981 | 2nd (2nd leg): 30/09/1981 | Winner: SC Bastia | ||||
| 1st(1st leg) | Eintracht Frankfurt | - | PAOK Saloniki | 2:0 (1:0) | ||
| 2nd (2nd leg) | PAOK Saloniki | - | Eintracht Frankfurt | 4:5 (1:0, 2:0, 2:0) pso | ||
| 1st(1st leg): 16/09/1981 | 2nd (2nd leg): 30/09/1981 | Winner: Eintracht Frankfurt | ||||
| 1st(1st leg) | Dinamo Tbilisi | - | Grazer AK | 2:0 (1:0) | ||
| 2nd (2nd leg) | Grazer AK | - | Dinamo Tbilisi | 2:2 (0:1) | ||
| 1st(1st leg): 16/09/1981 | 2nd (2nd leg): 30/09/1981 | Winner: Dinamo Tbilisi | ||||
| 1st(1st leg) | FC Barcelona | - | Trakia Plovdiv | 4:1 (3:0) | ||
| 2nd (2nd leg) | Trakia Plovdiv | - | FC Barcelona | 1:0 (1:0) | ||
| 1st(1st leg): 16/09/1981 | 2nd (2nd leg): 30/09/1981 | Winner: FC Barcelona | ||||
| 1st(1st leg) | Swansea City | - | 1. FC Lokomotive Leipzig | 0:1 (0:0) | ||
| 2nd (2nd leg) | 1. FC Lokomotive Leipzig | - | Swansea City | 2:1 (2:0) | ||
| 1st(1st leg): 16/09/1981 | 2nd (2nd leg): 30/09/1981 | Winner: 1. FC Lokomotive Leipzig | ||||
| 1st(1st leg) | FK SKA Rostov | - | MKE Ankaragücü | 3:0 (1:0) | ||
| 2nd (2nd leg) | MKE Ankaragücü | - | FK SKA Rostov | 0:2 (0:0) | ||
| 1st(1st leg): 16/09/1981 | 2nd (2nd leg): 30/09/1981 | Winner: FK SKA Rostov | ||||
| 1st(1st leg) | Vålerenga IF | - | Legia Warszawa | 2:2 (0:1) | ||
| 2nd (2nd leg) | Legia Warszawa | - | Vålerenga IF | 4:1 (2:0) | ||
| 1st(1st leg): 16/09/1981 | 2nd (2nd leg): 30/09/1981 | Winner: Legia Warszawa | ||||
| 1st(1st leg) | Ballymena United | - | AS Roma | 0:2 (0:0) | ||
| 2nd (2nd leg) | AS Roma | - | Ballymena United | 4:0 (2:0) | ||
| 1st(1st leg): 16/09/1981 | 2nd (2nd leg): 30/09/1981 | Winner: AS Roma | ||||
| 1st(1st leg) | Lausanne Sports | - | Kalmar FF | 2:1 (1:1) | ||
| 2nd (2nd leg) | Kalmar FF | - | Lausanne Sports | 3:2 (2:1) | ||
| 1st(1st leg): 16/09/1981 | 2nd (2nd leg): 30/09/1981 | Winner: Lausanne Sports | ||||
| 1st(1st leg) | Fram Reykjavík | - | Dundalk FC | 2:1 (0:1) | ||
| 2nd (2nd leg) | Dundalk FC | - | Fram Reykjavík | 4:0 (2:0) | ||
| 1st(1st leg): 16/09/1981 | 2nd (2nd leg): 30/09/1981 | Winner: Dundalk FC | ||||
| 1st(1st leg) | ASVS Dukla Praha | - | Rangers FC | 3:0 (1:0) | ||
| 2nd (2nd leg) | Rangers FC | - | ASVS Dukla Praha | 2:1 (2:1) | ||
| 1st(1st leg): 16/09/1981 | 2nd (2nd leg): 30/09/1981 | Winner: ASVS Dukla Praha | ||||
| 1st(1st leg) | Vejle BK | - | FC Porto | 2:1 (2:1) | ||
| 2nd (2nd leg) | FC Porto | - | Vejle BK | 3:0 (0:0) | ||
| 1st(1st leg): 16/09/1981 | 2nd (2nd leg): 30/09/1981 | Winner: FC Porto | ||||
| 1st(1st leg) | Enosis Neon Paralimni | - | Budapesti Vasas | 1:0 (0:0) | ||
| 2nd (2nd leg) | Budapesti Vasas | - | Enosis Neon Paralimni | 8:0 (1:0) | ||
| 1st(1st leg): 16/09/1981 15:00 | 2nd (2nd leg): 30/09/1981 | Winner: Budapesti Vasas | ||||
| 1st(1st leg) | Floriana FC | - | Standard Liège | 1:3 (1:3) | ||
| 2nd (2nd leg) | Standard Liège | - | Floriana FC | 9:0 (4:0) | ||
| 1st(1st leg): 23/09/1981 | 2nd (2nd leg): 01/10/1981 | Winner: Standard Liège | ||||
