Stadium: Court 1 Round: 25 Ground: Clay
| ITF M25 Bydgoszcz | 2019/08/15 08:00 | Camilo Ugo Carabelli v Piotr Matuszewski | 6-3,6-2 |
| ITF M25 Bydgoszcz | 2019/08/14 09:45 | Dominik Recek v Piotr Matuszewski | 4-6,6-1,2-6 |
| ITF M25 Bydgoszcz | 2019/08/13 08:00 | Piotr Matuszewski v Arvid Nordquist | 3-6,6-3,10-2 |
| ITF M25 Bydgoszcz | 2019/08/12 08:00 | Piotr Matuszewski v Mikolaj Szmyrgala | 7-6,6-1 |
| ITF M15 Koszalin | 2019/08/09 08:00 | Ivan Nedelko v Piotr Matuszewski | 7-6,7-5 |
| ITF M15 Koszalin | 2019/08/07 10:55 | Dominik Langmajer v Piotr Matuszewski | 0-6,1-6 |
| ITF M25 Porto | 2019/07/24 15:30 | Rayane Roumane v Piotr Matuszewski | 6-7,7-6,6-1 |
| ITF M25 Porto | 2019/07/23 09:00 | Piotr Matuszewski v Romain Bauvy | 6-2,6-3 |
| ITF M25 Poznan | 2019/08/20 08:00 | Karol Drzewiecki v Filip Kolasinski | 7-5,5-7,10-12 |
| ITF M15 Irpin | 2019/08/14 07:30 | Vladyslav Orlov v Filip Kolasinski | 6-1,6-4 |
| ITF M15 Irpin | 2019/08/13 10:20 | Filip Kolasinski v Aleksandr Braynin | 6-4,6-0 |
| ITF M15 Irpin | 2019/08/12 12:00 | Simonas Zukauskas v Filip Kolasinski | 1-6,1-6 |
| ITF M15 Koszalin | 2019/08/09 09:30 | Martins Podzus v Filip Kolasinski | 6-1,6-2 |
| ITF M15 Koszalin | 2019/08/08 12:25 | Filip Kolasinski v Robin Stanek | 7-6,2-6,7-6 |
| ITF M15 Koszalin | 2019/08/07 07:00 | Filip Kolasinski v Daniel Vrba | 6-4,7-6 |
| ITF M15 Telavi | 2019/07/29 08:00 | Lukas H Lilleengen v Filip Kolasinski | 6-4,6-4 |