Round: 26 Ground: Hardcourt outdoor
| ITF Poland F3 | 2017/06/27 13:00 | Piotr Matuszewski v Jordi Marse-Vidri | 7-6,6-1 |
| ITF Poland F2 | 2017/06/19 13:50 | Markus Eriksson v Piotr Matuszewski | 4-6,6-3,6-4 |
| ITF Poland F1 | 2017/06/11 08:00 | Piotr Matuszewski v Karl Friberg | 6-7,6-7 |
| ITF Poland F1 | 2017/06/11 08:00 | Piotr Matuszewski v Adam Mlazga | 6-4,6-3 |
| ITF Czech Republic F2 | 2017/05/26 10:30 | Piotr Matuszewski v Johannes Haerteis | 3-6,1-6 |
| ITF Czech Republic F2 | 2017/05/25 10:30 | Dominik Kellovsky v Piotr Matuszewski | 1-6,0-6 |
| ITF Czech Republic F2 | 2017/05/23 09:00 | Eduardo Dischinger v Piotr Matuszewski | 3-6,6-2,4-6 |
| ITF Czech Republic F1 Qual | 2017/05/13 10:30 | Piotr Matuszewski v Juraj Masar | 2-6,6-3,4-6 |
| ITF Poland F3 | 2017/06/27 15:50 | Lev Kazakov v Lucas Gomez | 3-6,6-7 |
| ITF Poland F2 | 2017/06/19 13:50 | Lucas Gomez v Mariano Kestelboim | 2-6,4-6 |
| ITF Poland F1 | 2017/06/13 08:00 | Lucas Gomez v Robin Stanek | 1-6,6-4,3-6 |
| ITF Bosnia and Herzegovina F3 | 2017/06/07 12:35 | Lucas Gomez v Evan King | 2-6,6-7 |
| ITF Bosnia and Herzegovina F2 | 2017/05/30 11:25 | Lucas Gomez v Evan King | 3-6,6-3,2-6 |
| ITF Bosnia and Herzegovina F1 | 2017/05/25 11:45 | Tomislav Jotovski v Lucas Gomez | 6-2,7-6 |
| ITF Bosnia and Herzegovina F1 | 2017/05/23 08:00 | Gabriel Donev v Lucas Gomez | 0-6,6-7 |
| ITF Canada F2 Qual | 2017/03/06 14:30 | Lucas Gomez v David Pel | 6-7,6-3,6-4 |