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| 1st(1st leg) | Rosenborg BK | - | Dinamo Kiev | 1:4 (0:3) | ||
| 2nd (2nd leg) | Dinamo Kiev | - | Rosenborg BK | 2:0 (2:0) | ||
| 1st(1st leg): 24/10/1965 | 2nd (2nd leg): 28/10/1965 | Winner: Dinamo Kiev | ||||
| 1st(1st leg) | AS Dukla Praha | - | Budapest Honved SE | 2:3 (1:3) | ||
| 2nd (2nd leg) | Budapest Honved SE | - | AS Dukla Praha | 1:2 (1:0) | ||
| 1st(1st leg): 03/11/1965 | 2nd (2nd leg): 10/11/1965 | Winner: Budapest Honved SE | ||||
| 1st(1st leg) | Aarhus GF | - | Celtic FC | 0:1 (0:1) | ||
| 2nd (2nd leg) | Celtic FC | - | Aarhus GF | 2:0 (2:0) | ||
| 1st(1st leg): 03/11/1965 | 2nd (2nd leg): 17/11/1965 | Winner: Celtic FC | ||||
| 1st(1st leg) | Borussia Dortmund | - | CSKA Sofia | 3:0 (2:0) | ||
| 2nd (2nd leg) | CSKA Sofia | - | Borussia Dortmund | 4:2 (2:2) | ||
| 1st(1st leg): 10/11/1965 | 2nd (2nd leg): 24/11/1965 | Winner: Borussia Dortmund | ||||
| 1st(1st leg) | 1. FC Magdeburg | - | FC Sion | 8:1 (3:1) | ||
| 2nd (2nd leg) | FC Sion | - | 1. FC Magdeburg | 2:2 (0:2) | ||
| 1st(1st leg): 17/11/1965 | 2nd (2nd leg): 24/11/1965 | Winner: 1. FC Magdeburg | ||||
| 1st(1st leg) | Ştiinţa Cluj | - | Atlético Madrid | 0:2 (0:0) | ||
| 2nd (2nd leg) | Atlético Madrid | - | Ştiinţa Cluj | 4:0 (2:0) | ||
| 1st(1st leg): 17/11/1965 | 2nd (2nd leg): 15/12/1965 | Winner: Atlético Madrid | ||||
| 1st(1st leg) | West Ham United | - | Olympiakos Piraeus | 4:0 (2:0) | ||
| 2nd (2nd leg) | Olympiakos Piraeus | - | West Ham United | 2:2 (0:1) | ||
| 1st(1st leg): 24/11/1965 | 2nd (2nd leg): 01/12/1965 | Winner: West Ham United | ||||
| 1st(1st leg) | Liverpool FC | - | Standard Liège | 3:1 (1:0) | ||
| 2nd (2nd leg) | Standard Liège | - | Liverpool FC | 1:2 (1:0) | ||
| 1st(1st leg): 24/11/1965 | 2nd (2nd leg): 15/12/1965 | Winner: Liverpool FC | ||||
