Round: 25 Ground: Clay
| ITF Poland F4 Qual | 2017/07/03 08:00 | Mattias Siimar v Piotr Grynkowski | 6-2,6-2 |
| ITF Poland F4 Qual | 2017/07/02 13:00 | Mattias Siimar v Kristofer Siimar | 6-3,7-5 |
| ITF Poland F4 Qual | 2017/07/01 13:00 | Mattias Siimar v Alessandro Ingarao | 6-1,6-3 |
| ITF Poland F3 | 2017/06/28 09:00 | Mattias Siimar v Markus Eriksson | 2-6,1-6 |
| ITF Poland F3 | 2017/06/27 14:10 | Mattias Siimar v Kris Krawcewicz | 6-3,6-2 |
| ITF Poland F3 Qual | 2017/06/26 09:00 | Karl Friberg v Mattias Siimar | 4-6,6-2,0-6 |
| ITF Poland F3 Qual | 2017/06/25 08:00 | Elliott Orkin v Mattias Siimar | 5-7,1-6 |
| ITF Italy F16 Qual | 2017/06/04 13:05 | Wilson Leite v Mattias Siimar | 6-4,6-0 |
| ITF Poland F4 Qual | 2017/07/03 08:00 | Oleg Prihodko v Kristjan Tamm | 6-2,7-5 |
| ITF Poland F4 Qual | 2017/07/02 08:00 | Oleg Prihodko v Harrison Lombe | 6-3,3-6,6-2 |
| ITF Poland F3 | 2017/06/27 12:25 | Wojciech Marek v Oleg Prihodko | 6-3,6-2 |
| ITF Poland F3 Qual | 2017/06/26 10:00 | Oleg Prihodko v Karol Drzewiecki | 6-3,4-6,6-1 |
| ITF Poland F3 Qual | 2017/06/25 08:00 | Oleg Prihodko v Marco Neubau | 6-3,6-2 |
| ITF Ukraine F3 | 2017/05/24 08:55 | Denys Mylokostov v Oleg Prihodko | 6-4,6-3 |
| ITF Ukraine F3 | 2017/05/22 07:30 | Oleg Prihodko v Vitalii Shcherba | 6-3,3-6,6-3 |
| ITF Ukraine F2 | 2017/05/17 09:35 | Wilson Leite v Oleg Prihodko | 7-5,6-1 |