Stadium: Center Court Round: 62 Ground: Hardcourt outdoor
| Challenger Bratislava | 2023/10/08 10:50 | Mate Valkusz v Michal Krajci | 6-3,6-4 |
| ITF M15 - Budapest | 2023/09/06 08:00 | Zura Tkemaladze v Michal Krajci | 7-5,7-6 |
| ITF M15 - Budapest | 2023/09/04 09:40 | Jakub Kroslak v Michal Krajci | 4-6,7-5,7-10 |
| ITF M15 - Budapest | 2023/08/31 08:00 | Hamish Stewart v Michal Krajci | 3-6,6-3,6-2 |
| ITF M15 - Budapest | 2023/08/29 15:15 | Michal Krajci v Orel Kimhi | 6-2,6-2 |
| ITF M15 - Budapest | 2023/08/28 11:50 | Adam Jones v Michal Krajci | 2-6,5-7 |
| ITF M15 - Budapest | 2023/08/27 14:30 | Gabor Hornung v Michal Krajci | 4-6,2-6 |
| ITF - M15 - Monastir | 2023/08/21 13:45 | Jakub Kroslak v Michal Krajci | 7-5,2-6,10-6 |
| ITF M15 - Allershausen | 2023/08/28 12:00 | Jannik Maute v Christian Fellin | 6-4,6-3 |
| ITF M25 - Lesa | 2023/08/20 08:00 | Nikola Basic v Christian Fellin | 6-1,6-4 |
| ITF M25 - Bolzano | 2023/07/31 10:20 | Manuel Plunger v Christian Fellin | 6-4,7-5 |
| ITF M25 - Bolzano | 2023/07/30 14:00 | Davide Galvanin v Christian Fellin | 4-6,2-6 |
| ITF M25 - Telfs | 2023/07/17 07:00 | Timofey Stepanov v Christian Fellin | 6-3,6-3 |
| ITF M25 - Biella | 2023/07/03 07:00 | Christian Fellin v Gabriel Schenekenberg | 6-7,6-7 |
| ITF M15 - Bergamo | 2023/06/26 08:00 | Stefano D'Agostino v Christian Fellin | 7-5,7-5 |
| ITF M15 - Bergamo | 2023/06/25 07:00 | Laurin Aerne v Christian Fellin | 3-6,3-6 |