| ITF M15 Doha | 2023/10/11 12:00 | Marat Sharipov v Koray Kirci | 6-2,6-1 |
| ITF M15 Doha | 2023/10/09 18:00 | Lasse Poertner v Koray Kirci | 6-3,4-6,2-6 |
| ITF M15 Doha | 2023/10/05 12:30 | Koray Kirci v Christian Sigsgaard | 6-7,1-6 |
| ITF M15 Sharm El Sheikh | 2023/09/27 10:40 | Daniel Ibragimov v Koray Kirci | 5-7,2-6 |
| ITF M25 Sharm El Sheikh | 2023/09/20 08:30 | Yanki Erel v Koray Kirci | 6-4,3-6,6-3 |
| Challenger Istanbul | 2023/09/06 09:35 | Denis Yevseyev v Koray Kirci | 6-2,7-6 |
| 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 Szczawno | 2023/08/30 10:05 | Patrick Zahraj v Benedikt Henning | 3-6,6-1,6-1 |
| ITF M15 Trier | 2023/08/24 12:40 | Jannik Maute v Benedikt Henning | 6-1,7-5 |
| ITF M15 Trier | 2023/08/23 10:30 | Kevin Humpfner v Benedikt Henning | 1-6,4-6 |
| ITF M15 Ueberlingen | 2023/08/15 14:55 | Benedikt Henning v Marvin Schaber | 2-6,5-7 |
| ITF M25 Kassel | 2023/07/10 14:00 | Benedikt Henning v Martin Benes | 6-7,7-5,12-14 |
| ITF M25 Brasov | 2023/07/03 10:20 | Mihai Razvan Marinescu v Benedikt Henning | 6-3,6-2 |
| ITF M15 Kamen | 2023/06/26 08:00 | Benedikt Henning v Lambert Ruland | 4-6,3-6 |
| ITF M15 Kamen | 2023/06/26 08:00 | Benedikt Henning v Hans Albert Schubert | 6-4,4-6,10-7 |