Stadium: Court 6 Round: 28 Ground: Clay
| Challenger Prague | 2023/08/22 08:00 | Valentin Vacherot v Kirill Kivattsev | 6-4,6-4 |
| Challenger Prague | 2023/08/21 09:45 | Jakub Filip v Kirill Kivattsev | 1-6,4-6 |
| Challenger Prague | 2023/08/20 13:10 | Jiri Barnat v Kirill Kivattsev | 4-6,1-6 |
| Challenger Banja Luka | 2023/08/07 14:00 | Kirill Kivattsev v Mirza Basic | 6-7,4-6 |
| Challenger Banja Luka | 2023/08/07 10:45 | Kirill Kivattsev v Mark Whitehouse | 6-3,6-4 |
| Challenger Liberec | 2023/08/01 12:00 | Kirill Kivattsev v Dino Prizmic | 5-7,4-6 |
| Challenger Liberec | 2023/07/31 08:00 | Kirill Kivattsev v Matthew Dellavedova | 6-4,6-2 |
| Challenger Liberec | 2023/07/30 08:00 | Kirill Kivattsev v Oscar Jose Gutierrez | 6-2,6-4 |
| Challenger Augsburg | 2023/08/25 09:00 | Nicolas Zanellato v Oriol Roca Batalla | 3-6,4-6 |
| Challenger Augsburg | 2023/08/24 11:10 | Moez Echargui v Nicolas Zanellato | 5-7,1-6 |
| Challenger Augsburg | 2023/08/23 09:40 | Nicolas Zanellato v Marvin Moeller | 3-6,7-5,6-4 |
| Challenger Augsburg | 2023/08/22 11:45 | Elmar Ejupovic v Nicolas Zanellato | 6-3,4-6,2-6 |
| Challenger Augsburg | 2023/08/21 10:40 | Tristan Lamasine v Nicolas Zanellato | 3-6,2-6 |
| Challenger Augsburg | 2023/08/20 11:15 | Nicolas Zanellato v Mats Rosenkranz | 7-6,6-2 |
| ITF M25 Muttenz | 2023/08/19 12:20 | Alexander Weis v Nicolas Zanellato | 6-2,6-2 |
| ITF M25 Muttenz | 2023/08/18 15:20 | Nicolas Zanellato v Jeffrey Von Der Schulenburg | 6-3,6-4 |