Round: 62 Ground: Hardcourt indoor
| ITF Poland F8 Qual | 2017/08/01 07:30 | Marco Di Prima v Patryk Krolik | 6-1,6-1 |
| ITF Poland F7 Qual | 2017/07/23 11:00 | Stefano Reitano v Patryk Krolik | 6-4,7-5 |
| ITF Poland F7 Qual | 2017/07/22 11:00 | Jordi Marse-Vidri v Patryk Krolik | 2-6,4-6 |
| ITF Poland F6 Qual | 2017/07/17 10:35 | Richard Gabb v Patryk Krolik | 6-2,6-1 |
| ITF Poland F6 Qual | 2017/07/16 10:30 | Patryk Krolik v Michal Skonieczny | 6-4,6-1 |
| ITF Poland F6 Qual | 2017/07/15 08:00 | Adam Jones v Patryk Krolik | 6-7,5-7 |
| ITF Poland F5 | 2017/07/11 08:00 | Patryk Krolik v Manuel Pena Lopez | 3-6,1-6 |
| ITF Poland F5 Qual | 2017/07/10 08:00 | Patryk Krolik v Ivan Marrero Curbelo | 6-2,6-3 |
| ITF Estonia F1 | 2017/07/26 13:30 | Patrik Brydolf v Mats Hermans | 6-4,6-0 |
| ITF Estonia F1 | 2017/07/25 10:05 | Mats Hermans v Francois-Arthur Vibert | 2-6,7-6,6-4 |
| ITF Estonia F1 | 2017/07/23 10:00 | Andrea Guerrieri v Mats Hermans | 3-6,4-6 |
| ITF Lithuania F1 | 2017/07/15 10:00 | Artur Kulibaba v Mats Hermans | 6-4,6-3 |
| ITF Netherlands F4 | 2017/07/09 10:30 | Mats Hermans v Matthew Dellavedova | 4-6,6-1,4-6 |
| ITF Netherlands F4 | 2017/07/08 10:30 | Florian Broska v Mats Hermans | 0-6,6-2,1-6 |
| ITF Netherlands F3 | 2017/07/02 08:00 | Bart Stevens v Mats Hermans | 6-2,6-7,6-0 |
| ITF Netherlands F1 | 2017/06/21 09:35 | Mats Hermans v Thiemo De Bakker | 2-6,1-6 |