| ITF Poland F3 | 2017/06/27 09:30 | Andre Goransson v David Poljak | 6-2,6-4 |
| ITF Poland F2 | 2017/06/23 10:00 | Markus Eriksson v David Poljak | 6-4,6-3 |
| ITF Poland F2 | 2017/06/23 09:30 | Markus Eriksson v David Poljak | 6-4,5-3 |
| ITF Poland F2 | 2017/06/21 10:45 | David Poljak v Ricardo Hocevar | 2-6,7-6,6-4 |
| ITF Poland F2 | 2017/06/19 13:30 | David Poljak v James Frawley | 4-6,6-4,6-3 |
| ITF Poland F1 | 2017/06/13 10:20 | Jonas Eriksson Ziverts v David Poljak | 2-6,6-3,6-4 |
| Challenger Prostejov Qual | 2017/06/04 13:45 | Maxime Janvier v David Poljak | 6-2,6-2 |
| Challenger Prostejov Qual | 2017/06/04 08:00 | David Poljak v Vit Kopriva | 6-7,7-5,6-3 |
| ITF Poland F4 Qual | 2017/07/03 09:30 | Lev Kazakov v Eduard Guell Bartrina | 6-4,6-2 |
| ITF Poland F4 Qual | 2017/07/01 09:00 | Lev Kazakov v Tomislav E Papac | 6-1,6-2 |
| ITF Poland F3 | 2017/06/27 15:50 | Lev Kazakov v Lucas Gomez | 3-6,6-7 |
| ITF Poland F3 Qual | 2017/06/26 10:35 | Lev Kazakov v Patrick Kawka | 3-6,6-1,6-2 |
| ITF Poland F3 Qual | 2017/06/25 08:00 | Lev Kazakov v Kristofer Siimar | 7-5,6-3 |
| ITF Poland F2 | 2017/06/18 08:30 | Jeremy Gschwendtner v Lev Kazakov | 6-3,3-6,6-3 |
| ITF Poland F2 | 2017/06/17 08:00 | Verneri Tuomi v Lev Kazakov | 2-6,6-2,1-6 |
| ITF Poland F1 | 2017/06/11 08:00 | Jonas Eriksson Ziverts v Lev Kazakov | 7-5,7-6 |