Stadium: ATRI 2 Round: 44 Ground: Clay
| ITF M25 Poznan | 2023/08/21 09:00 | Terczynski, Mateusz v Juliusz Bienkiewicz | 6-3,3-6,5-10 |
| ITF M25 Bielsko Biala | 2023/08/17 08:30 | Terczynski, Mateusz v Jiri Barnat | 4-6,7-6,4-6 |
| ITF M25 Bielsko Biala | 2023/08/15 11:30 | Terczynski, Mateusz v Mikolaj Migdalski | 2-6,6-3,6-1 |
| ITF M25 Bielsko Biala | 2023/08/14 12:00 | Terczynski, Mateusz v Stephanos Schinas | 5-7,2-6 |
| ITF M25 Bielsko Biala | 2023/08/14 07:30 | Terczynski, Mateusz v Filip Kana | 6-2,6-1 |
| ITF M15 Wroclaw | 2023/06/25 09:00 | Pavel Gula v Terczynski, Mateusz | 6-4,7-6 |
| ITF M25 Jablonec Nad Nisou | 2023/05/28 11:30 | Mariano Dedura-Palomero v Terczynski, Mateusz | 6-2,6-2 |
| ITF M25 - Wesley Chapel | 2023/01/23 14:45 | Terczynski, Mateusz v Phung, Timothy | 6-7,3-6 |
| ITF M15 Szczawno | 2023/08/27 09:30 | Michalis Sakellaridis v Eskander Guryev | 6-1,5-7,12-10 |
| ITF M25 Poznan | 2023/08/23 14:50 | Lorenzo Joaquin Rodriguez v Michalis Sakellaridis | 6-1,7-6 |
| ITF M25 Poznan | 2023/08/22 09:00 | Martin Zeljenka v Michalis Sakellaridis | 6-0,6-4 |
| ITF M25 Poznan | 2023/08/21 11:00 | Michalis Sakellaridis v Wojcik, Yann | 6-2,3-6,10-4 |
| ITF M25 Bielsko Biala | 2023/08/14 11:30 | Norbert Marosik v Michalis Sakellaridis | 7-5,6-0 |
| ITF M25 Lodz | 2023/08/07 10:30 | Michalis Sakellaridis v Juliusz Bienkiewicz | 6-7,1-6 |
| ITF M25 Wetzlar | 2023/07/31 11:30 | Max Wiskandt v Michalis Sakellaridis | 6-2,6-2 |
| ITF M15 Metzingen | 2023/07/23 14:00 | Michalis Sakellaridis v Mika Lipp | 2-6,3-6 |