| 2. Round | 29/07/2022 | Union Saint-Gilloise | - | Sporting Charleroi | 1:0 | ||||
| 5. Round | 31/08/2022 | Royal Antwerp FC | - | Union Saint-Gilloise | 4:2 | ||||
| 7. Round | 04/09/2022 | SV Zulte Waregem | - | Union Saint-Gilloise | 1:3 |  |
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| 9. Round | 18/09/2022 | KAS Eupen | - | Union Saint-Gilloise | 1:2 | ||||
| 10. Round | 01/10/2022 | Oud-Heverlee Leuven | - | Union Saint-Gilloise | 0:3 | ||||
| 12. Round | 16/10/2022 | KV Oostende | - | Union Saint-Gilloise | 1:6 | ||||
| 13. Round | 19/10/2022 | Union Saint-Gilloise | - | KAA Gent | 2:0 | ||||
| 15. Round | 30/10/2022 | RFC Seraing | - | Union Saint-Gilloise | 1:2 |  |
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| 16. Round | 06/11/2022 | Union Saint-Gilloise | - | KVC Westerlo | 1:1 | ||||
| 18. Round | 26/12/2022 | Union Saint-Gilloise | - | KV Oostende | 3:0 | ||||
| 19. Round | 08/01/2023 | RSC Anderlecht | - | Union Saint-Gilloise | 1:3 | ||||
| 20. Round | 15/01/2023 | Union Saint-Gilloise | - | Royal Antwerp FC | 2:0 | ||||
| 28. Round | 05/03/2023 | Union Saint-Gilloise | - | KAS Eupen | 2:1 | ||||
| 29. Round | 12/03/2023 | KRC Genk | - | Union Saint-Gilloise | 1:2 | ||||
| 33. Round | 16/04/2023 | Union Saint-Gilloise | - | RFC Seraing | 2:1 | |
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| 34. Round | 23/04/2023 | KV Kortrijk | - | Union Saint-Gilloise | 2:4 |
Belgium