Stadium: Court 2 Round: 44 Ground: Clay
| ITF Poland F4 | 2018/05/20 07:00 | Filip Kucbel v Mateusz Piatek | 6-4,4-6,6-3 |
| ITF Poland F3 | 2018/05/13 11:30 | Patrick Daciek v Mateusz Piatek | 7-6,6-1 |
| ITF Poland F2 | 2018/05/05 11:00 | Jordi Marse-Vidri v Mateusz Piatek | 6-7,6-2,6-2 |
| ITF Tunisia F15 | 2018/04/15 09:00 | Quentin Robert v Mateusz Piatek | 6-2,6-1 |
| ITF Tunisia F15 | 2018/04/14 09:00 | Mateusz Piatek v Oleksander Kyrychenko | 7-5,6-1 |
| ITF Tunisia F14 | 2018/04/07 11:30 | Mateusz Piatek v Vladyslav Gorodynskyi | 3-6,3-6 |
| ITF Tunisia F13 | 2018/04/01 09:00 | Samm Butler v Mateusz Piatek | 6-3,6-0 |
| ITF Tunisia F13 | 2018/03/31 11:30 | Mateusz Piatek v Nikita Alosha | 6-1,6-1 |
| Challenger Sopot Qual | 2018/07/29 09:00 | Bartlomiej Andrzejczak v Artem Smirnov | 4-6,1-6 |
| ITF Poland F2 | 2018/05/05 08:00 | Bartlomiej Andrzejczak v Alex Martinez | 1-6,3-6 |
| ITF Poland F1 | 2018/04/28 10:30 | Bartlomiej Andrzejczak v Kamil Gajewski | 3-6,1-6 |
| ITF Poland F2 | 2017/06/17 08:00 | Sam Taylor v Bartlomiej Andrzejczak | 6-2,6-0 |