| 1. Round | 01/04/2023 | Royal Antwerp FC [U18] | - | KAS Eupen [U18] | 0:2 | ||||
| 2. Round | 16/04/2023 | KAS Eupen [U18] | - | RSC Anderlecht [U18] | 3:3 | ||||
| 3. Round | 22/04/2023 | KRC Genk [U18] | - | KAS Eupen [U18] | 0:3 | ||||
| 4. Round | 29/04/2023 | KAS Eupen [U18] | - | Sporting Charleroi [U18] | 1:2 | ||||
| 5. Round | 05/05/2023 | Club Brugge KV [U18] | - | KAS Eupen [U18] | 3:1 | ||||
| 6. Round | 10/05/2023 | KAA Gent [U18] | - | KAS Eupen [U18] | 1:1 |  |
Belgium