Stadium: Court 4 Round: 25 Ground: Clay
| ITF M15 Koszalin | 2023/09/05 07:30 | Maciej Matuszczyk v Gabriel Matuszewski | 1-6,6-4,10-8 |
| 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 M15 Allershausen | 2023/09/01 10:00 | Tom Gentzsch v Christoph Negritu | 2-6,6-7 |
| ITF M15 Allershausen | 2023/08/31 10:00 | Tom Gentzsch v Maik Steiner | 7-6,6-4 |
| ITF M15 Allershausen | 2023/08/30 10:00 | Tom Gentzsch v David Fix | 6-2,6-4 |
| ITF M15 Trier | 2023/08/27 09:00 | Tom Gentzsch v Hazem Naw | 4-6,2-6 |
| ITF M15 Trier | 2023/08/26 15:20 | Tom Schonenberg v Tom Gentzsch | 4-6,2-6 |
| ITF M15 Trier | 2023/08/25 15:00 | Tom Gentzsch v Max Wiskandt | 7-6,6-7,6-4 |
| ITF M15 Trier | 2023/08/24 15:00 | Tom Gentzsch v Mika Lipp | 6-4,1-6,7-6 |
| ITF M15 Trier | 2023/08/23 10:25 | Tom Gentzsch v Torben Steinorth | 6-2,6-3 |