| 21. Round | 21/01/2024 | Sivasspor | - | Gaziantep FK | 2:2 | ||||
| 22. Round | 24/01/2024 | Gaziantep FK | - | Konyaspor | 1:1 | ||||
| 23. Round | 29/01/2024 | Galatasaray | - | Gaziantep FK | 2:1 |  |
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| 24. Round | 03/02/2024 | Gaziantep FK | - | Kayserispor | 1:1 | ||||
| 25. Round | 11/02/2024 | İstanbulspor AŞ | - | Gaziantep FK | 1:3 |  |
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| 26. Round | 18/02/2024 | Gaziantep FK | - | Samsunspor | 1:1 | ||||
| 27. Round | 24/02/2024 | Gaziantep FK | - | İstanbul Başakşehir | 0:2 | ||||
| 28. Round | 04/03/2024 | Antalyaspor | - | Gaziantep FK | 1:0 | ||||
| 29. Round | 11/03/2024 | Gaziantep FK | - | Beşiktaş | 2:0 | |
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| 30. Round | 17/03/2024 | Çaykur Rizespor | - | Gaziantep FK | 3:1 | |
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| 31. Round | 02/04/2024 | Gaziantep FK | - | Alanyaspor | 0:3 | ||||
| 32. Round | 13/04/2024 | MKE Ankaragücü | - | Gaziantep FK | 3:1 | ||||
| 33. Round | 21/04/2024 | Gaziantep FK | - | Kasımpaşa SK | 2:0 | ||||
| 34. Round | 28/04/2024 | Trabzonspor | - | Gaziantep FK | 4:2 | |
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| 35. Round | 05/05/2024 | Gaziantep FK | - | Hatayspor | 1:1 | ||||
| 37. Round | 18/05/2024 | Gaziantep FK | - | Fatih Karagümrük | 3:1 |
Romania