Stadium: Court 2 Round: 25 Ground: Clay
| ITF Latvia F1 | 2018/07/30 07:10 | Piotr Matuszewski v Pierre Faivre | 2-6,2-6 |
| ITF Poland F4 | 2018/05/24 09:30 | Omar Salman v Piotr Matuszewski | 6-3,6-1 |
| ITF Poland F3 | 2018/05/16 08:00 | Wojciech Marek v Piotr Matuszewski | 6-2,4-6,6-1 |
| ITF Poland F1 | 2018/04/29 07:00 | Piotr Matuszewski v Dominik Recek | 2-6,6-4,2-6 |
| ITF Poland F1 | 2018/04/28 10:30 | Piotr Matuszewski v Javier Araya | 6-2,6-4 |
| ITF Egypt F13 | 2018/04/07 12:00 | Piotr Matuszewski v Gage Brymer | 0-6,2-6 |
| ITF Egypt F12 | 2018/04/02 08:30 | Piotr Matuszewski v Saida'lo Saidkarimov | 6-7,0-6 |
| ITF Egypt F12 | 2018/04/01 08:00 | Piotr Matuszewski v Antonio P Neto | 6-4,6-2 |
| Challenger Sopot Qual | 2018/07/28 10:40 | Johannes Haerteis v Kamil Gajewski | 6-3,6-2 |
| ITF Poland F4 | 2018/05/21 07:00 | Kamil Gajewski v Nikolas Lahky | 6-3,6-7,1-6 |
| ITF Poland F1 | 2018/04/28 10:30 | Bartlomiej Andrzejczak v Kamil Gajewski | 3-6,1-6 |
| ITF Poland F9 | 2017/08/15 12:00 | Artem Smirnov v Kamil Gajewski | 6-1,6-4 |
| ITF Poland F8 | 2017/08/01 12:15 | Kamil Gajewski v Maciej Rajski | 4-6,4-6 |
| ITF Poland F7 | 2017/07/28 09:00 | Kamil Gajewski v Colin Van Beem | 1-6,6-7 |
| ITF Poland F6 | 2017/07/18 10:25 | Richard Gabb v Kamil Gajewski | 6-4,0-6,6-4 |
| ITF Poland F4 | 2017/07/04 17:05 | Kamil Gajewski v Thibault Cancel | 5-7,6-4,3-6 |