Stadium: Court 4 Round: 26 Ground: Clay
| ITF M15 Koszalin | 2019/08/07 09:00 | Ivan Nedelko v Daniel Paty | 6-3,6-4 |
| Challenger Sopot | 2019/07/31 11:00 | Jurgen Zopp v Ivan Nedelko | 6-2,6-1 |
| Challenger Sopot | 2019/07/30 08:00 | Ivan Nedelko v Evgeny Tyurnev | 6-3,6-2 |
| Challenger Tampere | 2019/07/25 11:00 | Pedro Sousa v Ivan Nedelko | 6-1,6-0 |
| Challenger Tampere | 2019/07/24 14:45 | Ivan Nedelko v Jurgen Zopp | 6-2,6-7,6-2 |
| Challenger Tampere | 2019/07/23 13:05 | Ivan Nedelko v Harri Heliovaara | 6-4,3-6,6-1 |
| Challenger San Benedetto | 2019/07/16 10:00 | Ivan Nedelko v Riccardo Bonadio | 4-6,4-6 |
| ITF M15 Vilnius | 2019/07/14 08:00 | Ivan Nedelko v Savriyan Danilov | 6-4,5-7,6-1 |
| 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 Porto | 2019/07/22 13:30 | Piotr Matuszewski v Eduardo LDR De Almeida | 6-2,6-3 |
| ITF M15 Irpin | 2019/05/27 10:00 | Vladyslav Gorodynskyi v Piotr Matuszewski | 2-6,7-6,15-13 |
| ITF M15 Irpin | 2019/05/27 06:30 | Demian Hulyanich v Piotr Matuszewski | 3-6,2-6 |
| ITF M15 Tbilisi | 2019/05/01 11:00 | Piotr Matuszewski v Peter Bothwell | 7-6,1-6,4-6 |
| ITF M15 Tbilisi | 2019/04/30 06:00 | Piotr Matuszewski v Mikel Martinez | 6-3,6-4 |