Stadium: Court 2 Round: 44 Ground: Clay
| ITF M25 Poznan | 2023/08/21 11:00 | Ignacio Novo v Alan Bojarski | 1-6,2-6 |
| ITF M25 Bielsko Biala | 2023/08/16 09:00 | Lukas Rosol v Alan Bojarski | 7-5,6-3 |
| ITF M25 Lodz | 2023/08/07 13:30 | Filip Duda v Alan Bojarski | 6-3,6-2 |
| ITF M25 Lodz | 2023/08/07 07:30 | Mikolaj Borkowski v Alan Bojarski | 1-6,4-6 |
| ITF M25 Poprad | 2023/06/20 08:00 | Lukas Palovic v Alan Bojarski | 6-2,6-2 |
| ITF M25 Poprad | 2023/06/19 09:25 | Jakub Kroslak v Alan Bojarski | 4-6,2-6 |
| ITF M25 Poprad | 2023/06/18 08:00 | Alan Bojarski v Artem Podorozhnyi | 2-6,6-4,16-14 |
| ITF M25 Jablonec Nad Nisou | 2023/05/28 10:30 | Alan Bojarski v Dominique Graf | 6-2,6-2 |
| 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 |
| ITF M15 Eindhoven | 2023/07/30 10:30 | Brian Bozemoj v Gabriel Matuszewski | 6-2,4-6,10-8 |
| ITF M15 Vejle | 2023/07/25 07:00 | Jack Karlsson Winstrand v Gabriel Matuszewski | 6-2,6-4 |
| ITF M15 Vejle | 2023/07/24 07:00 | Pierre Gimla v Gabriel Matuszewski | 0-6,0-6 |