| 1. Round | 20/08/2022 | Club Brugge KV [U18] | - | KAS Eupen [U18] | 2:2 | ||||
| 2. Round | 27/08/2022 | KAS Eupen [U18] | - | Oud-Heverlee Leuven [U18] | 4:5 |  |
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| 3. Round | 03/09/2022 | KRC Genk [U18] | - | KAS Eupen [U18] | 0:1 | ||||
| 4. Round | 10/09/2022 | KAS Eupen [U18] | - | KV Mechelen [U18] | 1:3 | ||||
| 8. Round | 15/10/2022 | KAS Eupen [U18] | - | Royal Antwerp FC [U18] | 1:3 | ||||
| 9. Round | 22/10/2022 | KAS Eupen [U18] | - | Standard Liège [U18] | 1:4 | ||||
| 14. Round | 25/01/2023 | KAS Eupen [U18] | - | KRC Genk [U18] | 1:1 | ||||
| 17. Round | 29/01/2023 | KVC Westerlo [U18] | - | KAS Eupen [U18] | 0:3 |  |
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| 18. Round | 04/02/2023 | KAS Eupen [U18] | - | SV Zulte Waregem [U18] | 2:3 | ||||
| 19. Round | 11/02/2023 | Royal Antwerp FC [U18] | - | KAS Eupen [U18] | 1:2 | ||||
| 20. Round | 25/02/2023 | Standard Liège [U18] | - | KAS Eupen [U18] | 3:1 | ||||
| 21. Round | 04/03/2023 | KAS Eupen [U18] | - | RSC Anderlecht [U18] | 0:0 | ||||
| 22. Round | 11/03/2023 | KAA Gent [U18] | - | KAS Eupen [U18] | 4:0 | ||||
| 16. Round | 18/03/2023 | KAS Eupen [U18] | - | Sporting Charleroi [U18] | 2:1 |
Belgium