Stadium: Ustron 3 Round: 44 Ground: Clay
| ITF Poland F2 | 2018/05/06 08:00 | Podzus, Janis v Piotr Grynkowski | 7-5,7-5 |
| ITF Poland F2 | 2018/05/05 12:30 | Sytkow, Noe v Piotr Grynkowski | 2-6,7-6,1-6 |
| ITF Poland F1 | 2018/05/03 09:00 | Guy Den Heijer v Piotr Grynkowski | 6-1,6-2 |
| ITF Poland F1 | 2018/05/01 12:15 | Kossek, Daniel v Piotr Grynkowski | 1-6,1-6 |
| ITF Poland F1 | 2018/04/30 07:00 | Recek, Dominik v Piotr Grynkowski | 6-4,3-6,5-7 |
| ITF Poland F1 | 2018/04/29 07:00 | Duje Ajdukovic v Piotr Grynkowski | 6-3,5-7,3-6 |
| Czech Republic F11, Singles Qualifying | 2017/11/19 09:00 | Panfil, Grzegorz v Piotr Grynkowski | 7-6,6-3 |
| Czech Republic F8, Singles Qualifying | 2017/10/30 11:00 | Paroulek, Tadeas v Piotr Grynkowski | 6-2,5-7,6-3 |
| ITF Poland F4 | 2018/05/20 11:00 | Labna, Ramy v Skonieczny, Michal | 6-3,6-3 |
| ITF Poland F3 Qual | 2018/05/14 07:30 | Mikula, Michal v Labna, Ramy | 7-6,6-3 |
| ITF Poland F3 | 2018/05/13 11:30 | Labna, Ramy v Krolik, Patryk | 6-4,7-5 |
| ITF Poland F2 | 2018/05/06 10:30 | Labna, Ramy v Wojcik, Yann | 7-6,4-6,2-6 |
| ITF Poland F1 | 2018/04/28 10:30 | Labna, Ramy v Kohl, Cristopher | 3-6,5-7 |
| ITF Turkey F11 | 2018/03/18 07:00 | Gabriel Donev v Labna, Ramy | 6-2,6-3 |
| ITF Turkey F11 | 2018/03/17 08:30 | Labna, Ramy v Dernowski, Dietrich | 6-2,6-0 |
| Turkey F10, Singles Qualifying | 2018/03/10 08:30 | Labna, Ramy v Gerini, Tomas | 2-6,4-6 |