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| 1st(1st leg) | Leeds United | - | Rapid Bucureşti | 5:0 (3:0) | ||
| 2nd (2nd leg) | Rapid Bucureşti | - | Leeds United | 1:3 (0:2) | ||
| 1st(1st leg): 07/03/1973 | 2nd (2nd leg): 21/03/1973 | Winner: Leeds United | ||||
| 1st(1st leg) | Hibernian FC | - | Hajduk Split | 4:2 (2:1) | ||
| 2nd (2nd leg) | Hajduk Split | - | Hibernian FC | 3:0 (2:0) | ||
| 1st(1st leg): 07/03/1973 | 2nd (2nd leg): 21/03/1973 | Winner: Hajduk Split | ||||
| 1st(1st leg) | FC Schalke 04 | - | TJ Sparta ČKD Praha | 2:1 (2:1) | ||
| 2nd (2nd leg) | TJ Sparta ČKD Praha | - | FC Schalke 04 | 3:0 (1:0) | ||
| 1st(1st leg): 07/03/1973 | 2nd (2nd leg): 21/03/1973 | Winner: TJ Sparta ČKD Praha | ||||
| 1st(1st leg) | Spartak Moskva | - | AC Milan | 0:1 (0:0) | ||
| 2nd (2nd leg) | AC Milan | - | Spartak Moskva | 1:1 (1:1) | ||
| 1st(1st leg): 07/03/1973 | 2nd (2nd leg): 21/03/1973 | Winner: AC Milan | ||||
