Stadium: Court 4 Round: 25
| ITF Poland F11 | 2017/08/27 08:00 | Pawel Jankowiak v Mikolaj Borkowski | 6-3,1-6,5-7 |
| ITF Poland F11 | 2017/08/26 08:00 | Mikolaj Borkowski v Kacper Dworak | 6-3,6-4 |
| ITF Poland F10 Qual | 2017/08/21 08:00 | Oleg Prihodko v Mikolaj Borkowski | 6-2,6-3 |
| ITF Poland F9 Qual | 2017/08/13 10:30 | Piotr Grynkowski v Mikolaj Borkowski | 6-2,7-6 |
| ITF Poland F8 | 2017/08/01 14:20 | Kristian Lozan v Mikolaj Borkowski | 6-2,6-3 |
| ITF Poland F8 Qual | 2017/07/31 07:43 | Mikolaj Borkowski v Michal Sikorski | 6-1,5-0 |
| ITF Poland F7 Qual | 2017/07/24 11:10 | Volodymyr Uzhylovskyi v Mikolaj Borkowski | 6-3,7-5 |
| ITF Poland F7 Qual | 2017/07/23 11:00 | Mikolaj Borkowski v Daniil Tsebrenko | 6-4,6-1 |
| ITF Poland F11 | 2017/08/27 08:00 | Krzysztof Mlazga v Yahor Yatsyk | 2-6,3-6 |
| ITF Poland F11 | 2017/08/26 10:30 | Filip Kucbel v Yahor Yatsyk | 6-7,3-6 |
| ITF Belarus F3 | 2017/08/20 07:00 | Shonigmatjon Shofayziyev v Yahor Yatsyk | 3-6,6-4,7-6 |
| ITF Belarus F3 | 2017/08/19 07:00 | Yahor Yatsyk v Sergey Bolotov | 6-1,5-7,7-6 |
| ITF Belarus F1 | 2017/08/05 07:00 | Tyler Hochwalt v Yahor Yatsyk | 6-4,6-3 |
| ITF Russia F4 | 2017/07/24 08:00 | Yahor Yatsyk v Pavel Kotov | 6-1,3-6,0-6 |
| ITF Russia F4 | 2017/07/23 07:00 | Svyatoslav Shainyan v Yahor Yatsyk | 1-6,4-6 |
| ITF Russia F4 | 2017/07/22 08:00 | Sergei Pogosian v Yahor Yatsyk | 6-7,4-6 |