| 3. Round | 26/08/2023 | Lommel SK | - | KMSK Deinze | 1:0 | ||||
| 4. Round | 02/09/2023 | KMSK Deinze | - | RFC Liège | 3:1 | ||||
| 5. Round | 17/09/2023 | KMSK Deinze | - | RFC Seraing | 1:0 | ||||
| 6. Round | 22/09/2023 | SV Zulte Waregem | - | KMSK Deinze | 2:1 | ||||
| 7. Round | 29/09/2023 | KMSK Deinze | - | SK Beveren | 0:0 |  |
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| 8. Round | 08/10/2023 | Lierse Kempenzonen | - | KMSK Deinze | 0:1 | ||||
| 10. Round | 29/10/2023 | Standard Liège II | - | KMSK Deinze | 2:1 | ||||
| 12. Round | 11/11/2023 | RSCA Futures | - | KMSK Deinze | 1:3 | ||||
| 13. Round | 25/11/2023 | Royal Francs Borains | - | KMSK Deinze | 0:1 | |
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| 14. Round | 02/12/2023 | KMSK Deinze | - | Club NXT | 1:3 | ||||
| 15. Round | 10/12/2023 | K Beerschot VA | - | KMSK Deinze | 1:2 | ||||
| 16. Round | 17/12/2023 | KMSK Deinze | - | Standard Liège II | 2:1 | |
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| 17. Round | 14/01/2024 | KRC Genk II | - | KMSK Deinze | 3:2 | |
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| 27. Round | 30/03/2024 | KMSK Deinze | - | SV Zulte Waregem | 1:1 | |
Belgium