Stadium: Central Court
| ITF Poland F6 | 2018/08/07 08:00 | Piotr Matuszewski v Kamil Gajewski | 6-3,4-6,6-4 |
| Polen - National Tour | 2020/08/15 16:00 | Kamil Gajewski v Mikolaj Borkowski | 6-4,6-3 |
| Polen - National Tour | 2020/08/15 07:30 | Kamil Gajewski v Mikolaj Szmyrgala | 6-3,6-2 |
| Polen - National Tour | 2020/07/29 14:50 | Kamil Gajewski v Filip Kolasinski | 7-5,6-7,4-6 |
| Polen - National Tour | 2020/07/24 08:00 | Kamil Gajewski v Gabriel Matuszewski | 6-4,1-6,2-6 |
| Polen - National Tour | 2020/07/16 08:30 | Kacper Zuk v Kamil Gajewski | 6-2,6-3 |
| Polen - National Tour | 2020/07/14 12:05 | Kamil Gajewski v Grzegorz Panfil | 6-7,6-3,6-2 |
| Polen - National Tour | 2020/07/07 10:25 | Kamil Gajewski v Daniel Michalski | 4-6,4-6 |
| Polen - National Tour | 2020/06/22 07:00 | Piotr Grynkowski v Kamil Gajewski | 6-3,6-3 |
| Polen - National Tour | 2020/08/20 15:45 | Grzegorz Rudnicki v Piotr Matuszewski | 1-6,1-6 |
| Polen - National Tour | 2020/08/20 10:20 | Piotr Matuszewski v Pawel Juszczak | 3-6,7-6,7-6 |
| Polen - National Tour | 2020/06/18 09:00 | Pawel Juszczak v Piotr Matuszewski | 6-1,6-7,6-4 |
| ITF M15 Trnava | 2020/02/24 14:00 | Kai Lemstra v Piotr Matuszewski | 6-2,6-0 |
| ITF M15 Sharm El Sheikh | 2020/02/19 14:10 | Vaughn Hunter v Piotr Matuszewski | 6-1,6-4 |
| ITF M15 Sharm El Sheikh | 2020/02/18 08:00 | Moerani Bouzige v Piotr Matuszewski | 2-6,7-6,8-10 |
| ITF M15 Sharm El Sheikh | 2020/02/17 10:00 | Nemanja Malesevic v Piotr Matuszewski | 4-6,4-6 |
| ITF M15 Sharm El Sheikh | 2020/02/11 08:00 | Oleksandr Ovcharenko v Piotr Matuszewski | 6-3,6-3 |