Round: 62 Ground: Hardcourt outdoor
| ITF Czech Republic F7 Qual | 2015/11/23 09:00 | Filip Brtnicky v Piotr Grynkowski | 6-3,6-4 |
| ITF Norway F1 | 2015/10/20 08:00 | Scott Griekspoor v Piotr Grynkowski | 6-1,6-2 |
| ITF Norway F1 | 2015/10/18 08:00 | Piotr Grynkowski v Pedro Gabriel Rodrigues | 6-3,6-1 |
| ITF Turkey F37 | 2015/09/14 13:00 | Yasha Zemel v Piotr Grynkowski | 6-4,6-0 |
| ITF Turkey F37 | 2015/09/13 15:00 | Polat Gulcur v Piotr Grynkowski | 2-6,4-6 |
| ITF Turkey F36 | 2015/09/07 13:30 | Alexander Babanine v Piotr Grynkowski | 6-3,6-3 |
| ITF Turkey F35 | 2015/09/03 16:40 | Piotr Grynkowski v Matteo Berrettini | 2-6,2-6 |
| ITF Turkey F35 | 2015/09/01 14:35 | Scott Duncan v Piotr Grynkowski | 0-6,3-6 |
| ITF Indonesia F5 | 2015/12/20 10:00 | Oezen Usakli v Mert Naci Turker | 7-5,0-6,2-6 |
| ITF Turkey F47 Qual | 2015/11/21 07:00 | Mert Naci Turker v Andrey Chepelev | 1-6,2-6 |
| ITF Turkey F43 | 2015/10/27 07:30 | Mert Naci Turker v Victor Poncelet | 5-7,0-6 |
| ITF Turkey F43 | 2015/10/26 08:00 | Mert Naci Turker v Levar Harper-Griffith | 6-3,6-4 |
| ITF Turkey F43 | 2015/10/25 07:00 | Mert Naci Turker v Polat Gulcur | 6-4,6-0 |
| ITF Turkey F42 | 2015/10/18 07:00 | Mert Naci Turker v Osmancan Soyler | 6-1,6-4 |
| ITF Turkey F31 | 2015/08/05 11:00 | Aaron Cortes Alcaraz v Mert Naci Turker | 6-1,6-1 |
| ITF Turkey F30 | 2015/07/30 10:35 | Bradley Mousley v Mert Naci Turker | 6-2,6-4 |