| 4. Round | 06/12/2023 | Gençlerbirliği | - | Bornova FK | 4:1 | ||||
| 5. Round | 18/01/2024 | Kayserispor | - | Gençlerbirliği | 1:2 |  |
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| Round of 16 | 08/02/2024 | Gençlerbirliği | - | Trabzonspor | 1:2 aet |
| 4. Round | 06/12/2023 | Gençlerbirliği | - | Bornova FK | 4:1 | ||||
| 5. Round | 18/01/2024 | Kayserispor | - | Gençlerbirliği | 1:2 | |
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| Round of 16 | 08/02/2024 | Gençlerbirliği | - | Trabzonspor | 1:2 aet |
| Osman Ertuğrul Çetin | |
| Born: | 21.04.2003 |
| Place of birth: |
İstanbul, 
Turkey |
| Nationality: |
Turkey
|
| Height: | 193 cm |
| Weight: | 85 kg |
| Position(s): | Goalkeeper |
| Foot: | right |