| 1º Fase | ||||||
| 6/9/72 | Differdange | Red Boys | 1 | Klein | ||
| Milan | 4 | Prati (2), Turone, Chiarugi | ||||
| 27/9/72 | Milan | Milan | 3 | Chiarugi (2), Benetti | ||
| Red Boys | 0 | |||||
| 10/9/72 | Cork | Pezoporikos | 1 | Duffy | ||
| Cork Hibernians | 2 | Lawson (P), Sheehan | ||||
| 13/9/72 | Cork | Cork Hibernians | 4 | Wallace, Lawson (2), Miller | ||
| Pezoporikos | 1 | Dennehy | ||||
| 13/9/72 | Ankara | Ankaragucu | 1 | Mudjat (P) | ||
| Leeds | 1 | Jordan | ||||
| 27/9/72 | Leeds | Leeds | 1 | Jordan | ||
| Ankaragucu | 0 | |||||
| 13/9/72 | Jena | Carl Zeiss | 6 | Vogel (3, 1P), Stein (3) | ||
| MP | 1 | Kaariainen | ||||
| 27/9/72 | Mikkeli | MP | 3 | Kangaskorpi, Vanhanen, Toivola | ||
| Carl Zeiss | 2 | Vogel, Schneiter | ||||
| 13/9/72 | Copenhague | Fremad Amager | 1 | Ryde | ||
| Besa | 1 | Merhori | ||||
| 27/9/72 | Kavaje | Besa | 0 | |||
| Fremad Amager | 0 | |||||
| 13/9/72 | Split | Hadjuk | 1 | Nadoveza | ||
| Fredrikstad | 0 | |||||
| 27/9/72 | Fredrikstad | Fredrikstad | 0 | |||
| Hadjuk | 1 | Nadoveza | ||||
| 13/9/72 | Bucarest | Rapid Bucarest | 3 | Stelian (2), Angulescu | ||
| BolS | 0 | |||||
| 27/9/72 | Landskrona | BolS | 1 | Lindgren | ||
| Rapid Bucarest | 0 | |||||
| 13/9/72 | Viena | Rapid | 0 | |||
| Paok | 0 | |||||
| 27/9/72 | Salonica | Paok | 2 | Aslanidis (P), Sarafis | ||
| Rapid | 2 | Gallos, Krankl | ||||
| 13/9/72 | Moscu | Spartak | 1 | Bulgakov | ||
| Den Haag | 0 | |||||
| 27/9/72 | Den Haag | Den Haag | 0 | |||
| Spartak | 0 | |||||
| 13/9/72 | Lisboa | Sporting | 2 | Fraguito, Manaca | ||
| Hibernian | 1 | Duncan | ||||
| 27/9/72 | Edinburgh | Hibernian | 6 | Gordon (2), O'Rourke (3), Manaca (A) | ||
| Sporting | 1 | Yazalde | ||||
| 13/9/72 | Lieja | Standard | 1 | Dewalque | ||
| Sparta | 0 | |||||
| 27/9/72 | Praga | Sparta | 4 | Kara (3), Urban | ||
| Standard | 2 | Takac, Henrotay | ||||
| 13/9/72 | Reykjavik | Vikingur | 0 | |||
| Legia | 2 | Bialas, Balcerzak | ||||
| 27/9/72 | Varsovia | Legia | 9 | Bialas (2, 1P), Pieszko (3), Stachurski, Deyna (2), Cmikiewicz (P) | ||
| Vikingur | 0 | |||||
| 13/9/72 | Zurich | Zurich | 1 | Kunzli | ||
| Wrexham | 1 | Kinsey | ||||
| 27/9/72 | Wrexham | Wrexham | 2 | Ashcroft, Sutton | ||
| Zurich | 1 | Martinelli | ||||
| 13/9/72 | Gelsenkirchen | Schalke 04 | 2 | Russmann, Fischer | ||
| Slavija | 1 | Georgiev | ||||
| 27/9/72 | Sofia | Slavija | 2 | Zhelazkov, Tasev | ||
| (*) | Schalke 04 | 1 | Kremers | |||
| 28/9/72 | Sofia | Slavija | 1 | Mikhailov | ||
| Schalke 04 | 3 | Braun, Scheer, Lutkebohmert | ||||
| (*) Partido suspendido a los 70' por temporal de lluvia, jugado nuevamente integramente al dia siguiente | ||||||
| 14/9/72 | Ajaccio | Bastia | 0 | |||
| Atletico Madrid | 0 | |||||
| 26/9/72 | Madrid | Atletico Madrid | 2 | Salcedo, Luis | ||
| Bastia | 1 | Felix | ||||
| 20/9/ | Valletta | Floriana | 1 | Arpa | ||
| Ferencvaros | 0 | |||||
| 27/9/72 | Budapest | Ferencvaros | 6 | Ku (2), Branikovits (2), Szoke, Mucha | ||
| Floriana | 0 | |||||
| 2º Fase | ||||||
| 25/10/72 | Jena | Carl Zeiss | 0 | |||
| Leeds | 0 | |||||
| 8/11/72 | Leeds | Leeds | 2 | Cherry, Jones | ||
| Carl Zeiss | 0 | |||||
| 25/10/72 | Madrid | Atletico Madrid | 3 | Luis (P), Ovejero, Becerra | ||
| Spartak | 4 | Redin (2), Piskarjov, Bulgakov | ||||
| 8/11/72 | Moscu | Spartak | 1 | Khusainov | ||
| Atletico Madrid | 2 | Salcedo (2) | ||||
| 25/10/72 | Cork | Cork Hibernians | 0 | |||
| Schalke 04 | 0 | |||||
| 8/11/72 | Gelsenkirchen | Schalke 04 | 3 | Ehmke, Braun, Kremers (P) | ||
| Cork Hibernians | 0 | |||||
| 25/10/72 | Budapest | Ferencvaros | 2 | Ku, Mucha | ||
| Sparta | 0 | |||||
| 8/11/72 | Praga | Sparta | 4 | Barton (2), Urban (2) | ||
| Ferencvaros | 1 | Mucha | ||||
| 25/10/72 | Edinburgh | Hibernian | 7 | Cropley, O'Rourke (3), Brownlie, Duncan (2) | ||
| Besa | 1 | Kariqi | ||||
| 8/11/72 | Durres | Besa | 1 | Pagria | ||
| Hibernian | 1 | Gordon | ||||
| 25/10/72 | Varsovia | Legia | 1 | Deyna | ||
| Milan | 1 | Golin | ||||
| 8/11/72 | Milan | Milan | 2 | Zignoli, Chiarugi | ||
| Legia | 1 | Pieszko | ||||
| 25/10/72 | Viena | Rapid | 1 | Gallos | ||
| Rapid Bucarest | 1 | Neagu | ||||
| 8/11/72 | Bucarest | Rapid Bucarest | 3 | Krankl (A), Boc, Petreanu | ||
| Rapid | 1 | Hof | ||||
| 25/10/72 | Wrexham | Wrexham | 3 | Tinnion, Smallman, Muzinic (A) | ||
| Hajduk | 1 | Jovanic | ||||
| 8/11/72 | Split | Hajduk | 2 | Nadoveza (2, 1P) | ||
| Wrexham | 0 | |||||
| CUARTOS DE FINAL | ||||||
| 7/3/73 | Edinburgh | Hibernian | 4 | Gordon (3), Duncan | ||
| Hajduk | 2 | Hlevnjak (2) | ||||
| 21/3/73 | Split | Hajduk | 3 | Boskovic, Hlevnjak, Blackley (A) | ||
| Hibernian | 0 | |||||
| 7/3/73 | Leeds | Leeds | 5 | Giles, Clarke, Lorimer (2), Jordan | ||
| Rapid Bucarest | 0 | |||||
| 21/3/73 | Bucarest | Rapid Bucarest | 1 | Dumitru | ||
| Leeds | 3 | Bates, Jones (2) | ||||
| 7/3/73 | Gelsenkirchen | Schalke 04 | 2 | Ehmke, Russmann | ||
| Sparta | 1 | Barton | ||||
| 21/3/73 | Praga | Sparta | 3 | Jurkanin, Kara, Barton | ||
| Schalke 04 | 0 | |||||
| 7/3/73 | Sochi | Spartak | 0 | |||
| Milan | 1 | Benetti | ||||
| 21/3/73 | Milan | Milan | 1 | Bigon | ||
| Spartak | 1 | Piskarjov | ||||
| SEMIFINALES | ||||||
| 11/4/73 | Leeds | Leeds | 1 | Clarke | ||
| Hajduk | 0 | |||||
| 25/4/73 | Split | Hajduk | 0 | |||
| Leeds | 0 | |||||
| 11/4/73 | Milan | Milan | 1 | Chiarugi | ||
| Spàrta | 0 | |||||
| 25/4/73 | Praga | Spàrta | 0 | |||
| Milan | 1 | Chiarugi | ||||
| FINAL | ||||||
| 16/5/73 | Salonica | Milan | 1 | Chiarugi | ||
| Leeds | 0 | |||||
| Campeón: Milan (Italia) | ||||||