| Polish National Tour | 2020/06/17 13:57 | Pawel Juszczak v Karol Drzewiecki | 0-0 |
| ITF M15 Porec | 2020/03/12 09:00 | Vit Kopriva v Pawel Juszczak | 6-4,6-1 |
| ITF M15 Porec | 2020/03/11 10:40 | Pawel Juszczak v Colin Sinclair | 6-2,6-4 |
| ITF M15 Porec | 2020/03/10 08:55 | Pawel Juszczak v Gorazd Srbljak | 6-4,6-2 |
| ITF M15 Porec | 2020/03/09 09:00 | Pawel Juszczak v Kalin Ivanovski | 1-6,6-3,10-3 |
| ITF M15 Porec | 2020/03/08 10:15 | Pawel Juszczak v Gaspar Zimbrek-Turkovic | 6-0,6-1 |
| ITF M15 Manacor | 2020/01/14 09:00 | Pawel Juszczak v Alessandro Coppini | 2-6,5-7 |
| ITF M15 Manacor | 2020/01/13 10:30 | Pawel Juszczak v Jake Hersey | 4-6,6-1,10-8 |
| 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 |
| ITF M15 Sharm El Sheikh | 2020/02/10 08:00 | Adam Bronka v Piotr Matuszewski | 2-6,2-6 |
| ITF M15 Sharm El Sheikh | 2020/02/09 08:00 | Piotr Matuszewski v Niklas Johansson | 6-3,6-4 |
| ITF M15 Cairo | 2019/11/27 10:35 | Daniel Michalski v Piotr Matuszewski | 6-1,6-3 |