Stadium: Court 4 Round: 44 Ground: Clay
| ITF M15 Koszalin | 2023/09/04 09:00 | Andy Allen v Maciej Matuszczyk | 1-6,4-6 |
| ITF M15 Szczawno | 2023/08/29 09:30 | Maciej Matuszczyk v Yann Wojcik | 4-6,4-6 |
| ITF M15 Szczawno | 2023/08/28 10:00 | Mikolaj Lis v Maciej Matuszczyk | 6-4,3-6,8-10 |
| ITF M25 Poznan | 2023/08/20 12:00 | Michal Matuszewski v Maciej Matuszczyk | 6-3,7-5 |
| ITF M25 Bielsko Biala | 2023/08/13 11:00 | Maciej Matuszczyk v Andrea Meduri | 2-6,7-5,7-10 |
| ITF M25 Lodz | 2023/08/09 08:00 | Iiro Vasa v Maciej Matuszczyk | 6-3,6-1 |
| ITF M25 Lodz | 2023/08/08 09:00 | Francesco Ferrari v Maciej Matuszczyk | 6-1,6-7,10-12 |
| ITF M25 Lodz | 2023/08/07 13:30 | Maciej Matuszczyk v Mikolaj Lis | 6-1,7-6 |
| ITF M15 Szczawno | 2023/08/30 15:30 | Gabriel Matuszewski v Jasza Szajrych | 0-6,2-6 |
| ITF M15 Szczawno | 2023/08/28 17:54 | Piotr Kusiewicz v Gabriel Matuszewski | 6-4,3-6,5-10 |
| ITF M25 Poznan | 2023/08/22 09:00 | Alan Bojarski v Gabriel Matuszewski | 6-4,7-5 |
| ITF M25 Poznan | 2023/08/21 13:20 | Marcel Dzielo v Gabriel Matuszewski | 1-6,2-6 |
| ITF M25 Bielsko Biala | 2023/08/14 14:30 | Juliusz Bienkiewicz v Gabriel Matuszewski | 6-1,6-2 |
| ITF M25 Bielsko Biala | 2023/08/14 09:00 | Richard Antoni v Gabriel Matuszewski | 4-6,3-6 |
| ITF M25 Lodz | 2023/08/08 07:30 | Piotr Siekanowicz v Gabriel Matuszewski | 1-6,7-6,10-6 |
| ITF M25 Lodz | 2023/08/07 10:30 | Dawid Wisniewski v Gabriel Matuszewski | 1-6,4-6 |