| 14. Round | 03/12/1972 | Servette FC | - | FC Grenchen | 2:0 | ||||
| 15. Round | 04/03/1973 | FC Grenchen | - | FC Fribourg | 1:0 | ||||
| 16. Round | 11/03/1973 | FC Lugano | - | FC Grenchen | 3:2 | ||||
| 17. Round | 18/03/1973 | Grasshopper Club Zürich | - | FC Grenchen | 3:0 | ||||
| 18. Round | 01/04/1973 | FC Grenchen | - | FC Basel 1893 | 1:2 | ||||
| 19. Round | 14/04/1973 | FC St. Gallen | - | FC Grenchen | 1:0 | ||||
| 20. Round | 28/04/1973 | FC Grenchen | - | FC Chiasso | 3:1 | ||||
| 21. Round | 02/05/1973 | FC Grenchen | - | FC Winterthur | 2:3 | ||||
| 22. Round | 12/05/1973 | Lausanne Sports | - | FC Grenchen | 2:0 | ||||
| 23. Round | 19/05/1973 | FC Grenchen | - | FC La Chaux-de-Fonds | 1:1 | ||||
| 24. Round | 26/05/1973 | BSC Young Boys | - | FC Grenchen | 6:3 | ||||
| 25. Round | 02/06/1973 | FC Grenchen | - | FC Zürich | 1:4 | ||||
| 26. Round | 09/06/1973 | FC Sion | - | FC Grenchen | 2:0 |
Switzerland