Stadium: Center Court Round: 26 Ground: Hardcourt outdoor
| Challenger Istanbul | 2023/09/04 11:20 | Norbert Gombos v Denis Yevseyev | 6-4,1-6,2-6 |
| Challenger Grodzisk Mazowiecki | 2023/08/18 10:00 | Denis Yevseyev v Benjamin Hassan | 4-6,4-6 |
| Challenger Grodzisk Mazowiecki | 2023/08/17 10:00 | Denis Yevseyev v Maxime Janvier | 6-3,3-6,7-6 |
| Challenger Grodzisk Mazowiecki | 2023/08/16 13:10 | Tomas Machac v Denis Yevseyev | 5-7,6-7 |
| Challenger Grodzisk Mazowiecki | 2023/08/15 15:00 | Tomasz Berkieta v Denis Yevseyev | 3-6,1-6 |
| Challenger Grodzisk Mazowiecki | 2023/08/14 09:00 | Denis Yevseyev v Stefanos Sakellaridis | 6-4,6-2 |
| Challenger Grodzisk Mazowiecki | 2023/08/13 08:00 | Denis Yevseyev v Aleksandr Braynin | 4-6,6-3,6-4 |
| Challenger Meerbusch | 2023/08/10 11:00 | Denis Yevseyev v Titouan Droguet | 1-6,3-6 |
| Challenger Istanbul | 2023/09/05 08:35 | Leo Borg v Koray Kirci | 1-6,6-3,3-6 |
| Challenger Astana | 2023/07/25 07:20 | Dmitry Popko v Koray Kirci | 6-4,4-6,6-1 |
| ITF M15 Tehran | 2023/06/15 06:30 | Erik Arutiunian v Koray Kirci | 6-2,6-4 |
| ITF M25 Bodrum | 2023/05/23 06:30 | Valentin Vacherot v Koray Kirci | 6-1,6-4 |
| ITF M15 Antalya | 2023/05/17 08:40 | Jaime Caldes v Koray Kirci | 6-3,6-2 |
| ITF M15 Monastir | 2023/04/18 08:30 | Koray Kirci v Kuan Yu Chen | 6-2,6-2 |
| ITF M15 Monastir | 2023/04/14 08:30 | Li Tu v Koray Kirci | 6-1,6-0 |
| ITF M15 Monastir | 2023/04/13 08:30 | Pierre Delage v Koray Kirci | 3-6,6-0,5-7 |