Ground: Hardcourt outdoor
| UTR Pro Sofia | 2023/09/05 07:42 | Janos Fekete v Christos Keisidis | 6-0,6-1 |
| UTR Pro Sofia | 2023/09/04 07:04 | Christos Keisidis v Milen Ianakiev | 3-6,5-7 |
| UTR Pro Olomouc | 2023/07/09 06:00 | Christos Keisidis v Adam Jurajda | 6-4,6-2 |
| UTR Pro Olomouc | 2023/07/08 09:47 | Bekkhan Atlangeriev v Christos Keisidis | 2-6,1-6 |
| UTR Pro Olomouc | 2023/07/06 07:30 | Christos Keisidis v Petr Iamachkine | 6-4,5-2 |
| UTR Pro Olomouc | 2023/07/05 08:05 | Christos Keisidis v Oleg Prihodko | 2-6,1-6 |
| UTR Pro Olomouc | 2023/07/04 06:00 | Christos Keisidis v Artem Podorozhnyi | 4-6,6-3,2-6 |
| UTR Pro Olomouc | 2023/07/03 11:30 | Christos Keisidis v Janos Fekete | 7-6,3-6,1-6 |
| ITF M15 Szczawno | 2023/09/01 13:05 | Maciej Rajski v Karol Filar | 6-0,6-0 |
| ITF M15 Szczawno | 2023/08/31 16:10 | Peter Benjamin Privara v Maciej Rajski | 4-6,7-6,4-6 |
| ITF M15 Szczawno | 2023/08/30 17:05 | Maciej Rajski v Mateusz Terczynski | 6-2,6-7,6-1 |
| ITF M25 Poznan | 2023/08/25 11:00 | Georgii Kravchenko v Maciej Rajski | 6-2,4-6,7-6 |
| ITF M25 Poznan | 2023/08/24 09:00 | Maciej Rajski v Mohamed Safwat | 6-7,6-3,6-3 |
| ITF M25 Poznan | 2023/08/23 10:15 | Maciej Rajski v Marcel Kamrowski | 6-3,6-2 |
| ITF M25 Bielsko Biala | 2023/08/18 10:25 | Tommaso Compagnucci v Maciej Rajski | 6-4,4-6,7-6 |
| ITF M25 Bielsko Biala | 2023/08/17 10:10 | Maciej Rajski v Alex M Pujolras | 4-6,6-3,6-4 |