Round: 62 Ground: Clay
| ITF Poland F1 | 2018/04/28 07:00 | Federico Iannaccone v Noe Sytkow | 6-2,6-0 |
| ITF Poland F9 Qual | 2017/08/13 08:00 | Volodymyr Uzhylovskyi v Noe Sytkow | 6-0,6-0 |
| ITF Poland F3 Qual | 2017/06/24 08:00 | Noe Sytkow v Arnold Kokulewski | 1-6,2-6 |
| ITF Czech Republic F3 Qual | 2017/05/27 11:00 | James Markiewicz v Noe Sytkow | 6-2,6-1 |
| ITF Czech Republic F2 | 2017/05/20 08:00 | Noe Sytkow v Antonin Stepanek | 3-6,0-6 |
| 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 | Daniel Kossek v Piotr Grynkowski | 1-6,1-6 |
| ITF Poland F1 | 2018/04/30 07:00 | Dominik Recek 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 |
| ITF Czech Republic F11 Qual | 2017/11/19 09:00 | Grzegorz Panfil v Piotr Grynkowski | 7-6,6-3 |
| ITF Czech Republic F8 Qual | 2017/10/30 11:00 | Tadeas Paroulek v Piotr Grynkowski | 6-2,5-7,6-3 |
| ITF Czech Republic F7 Qual | 2017/10/24 08:00 | Lukas Vejvara v Piotr Grynkowski | 6-3,6-4 |
| ITF Czech Republic F7 Qual | 2017/10/23 08:00 | Pavel Motl v Piotr Grynkowski | 5-7,2-6 |