| ITF Georgia F2 | 2018/07/19 06:00 | Georgii Kravchenko v Maxim Ratniuk | 4-6,6-3,1-6 |
| ITF Georgia F2 | 2018/07/18 08:40 | Vladislav Melnic v Maxim Ratniuk | 1-6,2-6 |
| ITF Georgia F1 | 2018/07/12 06:00 | Maxim Ratniuk v Mikalai Haliak | 4-6,0-6 |
| ITF Georgia F1 | 2018/07/10 08:05 | Michal Dembek v Maxim Ratniuk | 2-6,1-6 |
| ITF Poland F3 | 2018/05/15 07:30 | Maxim Ratniuk v David Pichler | 2-6,3-6 |
| ITF Poland F2 | 2018/05/13 08:00 | Maxim Ratniuk v Martins Podzus | 3-6,1-6 |
| ITF Poland F2 | 2018/05/11 09:30 | Jonathan Gray v Maxim Ratniuk | 0-6,1-6 |
| ITF Poland F2 | 2018/05/08 08:00 | Maxim Ratniuk v Alexandru Vasile Manole | 7-6,6-1 |
| ITF Georgia F2 | 2018/07/19 09:00 | Roman Khassanov v Koray Kirci | 2-6,5-7 |
| ITF Georgia F2 | 2018/07/17 09:00 | Koray Kirci v Bogdan Ionut Apostol | 6-2,5-7,6-1 |
| ITF Georgia F1 | 2018/07/11 06:00 | Koray Kirci v Aleksandre Metreveli | 6-3,3-6,5-7 |
| ATP Antalya Qual | 2018/06/23 15:15 | Koray Kirci v Aleksandr Nedovyesov | 4-6,2-6 |
| ITF Turkey F22 | 2018/06/07 09:05 | Christopher Heyman v Koray Kirci | 6-2,6-2 |
| ITF Turkey F22 | 2018/06/05 07:30 | Koray Kirci v Alexey Aleshchev | 6-2,7-6 |
| ITF Turkey F21 | 2018/06/01 09:40 | Koray Kirci v Marsel Ilhan | 6-3,2-6,2-6 |
| ITF Turkey F21 | 2018/05/31 07:30 | Nicolo Turchetti v Koray Kirci | 4-6,6-3,3-6 |