| 1. Round | 19/08/2019 | Fenerbahçe | - | Gazişehir Gaziantep FK | 5:0 | ||||
| 2. Round | 26/08/2019 | Gazişehir Gaziantep FK | - | Gençlerbirliği | 4:1 | ||||
| 5. Round | 22/09/2019 | Çaykur Rizespor | - | Gazişehir Gaziantep FK | 1:2 | ||||
| 6. Round | 30/09/2019 | Gazişehir Gaziantep FK | - | Göztepe | 1:1 | ||||
| 7. Round | 06/10/2019 | Gaziantep FK | - | İstanbul Başakşehir | 1:2 | ||||
| 8. Round | 19/10/2019 | Trabzonspor | - | Gaziantep FK | 4:1 | ||||
| 9. Round | 26/10/2019 | Gaziantep FK | - | Alanyaspor | 1:1 | ||||
| 10. Round | 04/11/2019 | MKE Ankaragücü | - | Gaziantep FK | 1:2 | ||||
| 12. Round | 25/11/2019 | Antalyaspor | - | Gaziantep FK | 1:1 | ||||
| 13. Round | 01/12/2019 | Gaziantep FK | - | Denizlispor | 1:2 | ||||
| 14. Round | 08/12/2019 | Konyaspor | - | Gaziantep FK | 0:0 | ||||
| 15. Round | 15/12/2019 | Gaziantep FK | - | Kayserispor | 3:0 | ||||
| 16. Round | 21/12/2019 | Kasımpaşa SK | - | Gaziantep FK | 3:4 | ||||
| 18. Round | 18/01/2020 | Gaziantep FK | - | Fenerbahçe | 0:2 | ||||
| 19. Round | 24/01/2020 | Gençlerbirliği | - | Gaziantep FK | 1:0 | ||||
| 30. Round | 03/07/2020 | Denizlispor | - | Gaziantep FK | 0:1 | ||||
| 31. Round | 09/07/2020 | Gaziantep FK | - | Konyaspor | 3:1 |  |
|||
| 32. Round | 13/07/2020 | Kayserispor | - | Gaziantep FK | 1:1 |  |
Poland