| 15. Round | 03/03/1973 | Lausanne Sports | - | BSC Young Boys | 5:1 | ||||
| 16. Round | 11/03/1973 | FC Zürich | - | Lausanne Sports | 0:0 |  |
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| 17. Round | 17/03/1973 | Lausanne Sports | - | FC Sion | 0:1 | ||||
| 18. Round | 01/04/1973 | FC Winterthur | - | Lausanne Sports | 1:0 | ||||
| 19. Round | 14/04/1973 | Lausanne Sports | - | Servette FC | 1:0 | ||||
| 20. Round | 28/04/1973 | FC Fribourg | - | Lausanne Sports | 0:1 | ||||
| 21. Round | 02/05/1973 | Lausanne Sports | - | FC Lugano | 1:0 |  |
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| 22. Round | 12/05/1973 | Lausanne Sports | - | FC Grenchen | 2:0 | ||||
| 23. Round | 19/05/1973 | Grasshopper Club Zürich | - | Lausanne Sports | 2:1 | ||||
| 24. Round | 26/05/1973 | Lausanne Sports | - | FC Basel 1893 | 0:0 | |
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| 25. Round | 02/06/1973 | FC St. Gallen | - | Lausanne Sports | 3:1 | ||||
| 26. Round | 09/06/1973 | Lausanne Sports | - | FC Chiasso | 8:0 |
Serbia