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| 1st(1st leg) | Ferencvárosi TC | - | Athletic Bilbao | 2:1 (2:0) | ||
| 2nd (2nd leg) | Athletic Bilbao | - | Ferencvárosi TC | 1:2 (0:0) | ||
| 1st(1st leg): 13/03/1968 | 2nd (2nd leg): 27/03/1968 | Winner: Ferencvárosi TC | ||||
| 1st(1st leg) | Rangers FC | - | Leeds United | 0:0 (0:0) | ||
| 2nd (2nd leg) | Leeds United | - | Rangers FC | 2:0 (2:0) | ||
| 1st(1st leg): 26/03/1968 | 2nd (2nd leg): 09/04/1968 | Winner: Leeds United | ||||
| 1st(1st leg) | Dundee FC | - | FC Zürich | 1:0 (0:0) | ||
| 2nd (2nd leg) | FC Zürich | - | Dundee FC | 0:1 (0:1) | ||
| 1st(1st leg): 27/03/1968 | 2nd (2nd leg): 03/04/1968 | Winner: Dundee FC | ||||
| 1st(1st leg) | Bologna FC | - | Vojvodina | 0:0 (0:0) | ||
| 2nd (2nd leg) | Vojvodina | - | Bologna FC | 0:2 (0:0) | ||
| 1st(1st leg): 27/03/1968 | 2nd (2nd leg): 09/04/1968 | Winner: Bologna FC | ||||
