Stadium: Court 7 Round: 54 Ground: Synthetic outdoor
| ITF Poland F4 | 2018/05/22 08:55 | Pawel Juszczak v Piotr Grynkowski | 6-2,6-3 |
| ITF Poland F4 | 2018/05/21 07:00 | Piotr Grynkowski v Ramy Labna | 6-3,7-6 |
| ITF Poland F2 | 2018/05/06 08:00 | Janis Podzus v Piotr Grynkowski | 7-5,7-5 |
| ITF Poland F2 | 2018/05/05 12:30 | Noe Sytkow v Piotr Grynkowski | 2-6,7-6,1-6 |
| ITF Poland F1 | 2018/05/03 09:00 | Guy Den Heijer v Piotr Grynkowski | 6-1,6-2 |
| ITF Poland F1 | 2018/05/01 12:15 | Daniel Kossek v Piotr Grynkowski | 1-6,1-6 |
| ITF Poland F1 | 2018/04/30 07:00 | Dominik Recek v Piotr Grynkowski | 6-4,3-6,5-7 |
| ITF Poland F1 | 2018/04/29 07:00 | Duje Ajdukovic v Piotr Grynkowski | 6-3,5-7,3-6 |
| Challenger Nottingham Qual | 2018/06/10 11:20 | Christopher Eubanks v Jonathan Binding | 6-2,6-2 |
| ITF Singapore F1 | 2018/05/13 06:00 | Tom Evans v Jonathan Binding | 4-6,6-3,6-2 |
| ITF Portugal F5 Qual | 2018/03/18 12:30 | Miliaan Niesten v Jonathan Binding | 4-6,6-3,6-1 |
| ITF Portugal F4 | 2018/03/11 17:00 | Jonathan Binding v Joao Antonio | 2-6,2-6 |
| ITF Portugal F3 | 2018/03/07 10:00 | Marc Dijkhuizen v Jonathan Binding | 6-3,6-4 |
| ITF Portugal F3 | 2018/03/06 13:30 | Gianmarco Amatiste v Jonathan Binding | 0-6,1-6 |
| ITF Portugal F3 | 2018/03/04 12:00 | Jonathan Binding v Jose Daniel Bendeck | 6-4,6-2 |
| ITF Tunisia F8 | 2018/02/25 08:30 | Hugo Schott v Jonathan Binding | 7-5,6-1 |