Stadium: Svijany Court Round: 14 Ground: Clay
| Challenger Segovia | 2023/07/24 10:30 | Constantin Bittoun Kouzmine v Miguel Damas | 3-6,7-5,6-7 |
| Challenger Segovia | 2023/07/23 09:35 | Constantin Bittoun Kouzmine v Arjun Kadhe | 6-3,4-6,6-3 |
| Challenger Pozoblanco | 2023/07/16 18:00 | Miguel Damas v Constantin Bittoun Kouzmine | 6-0,6-1 |
| Challenger Braunschweig | 2023/07/11 16:20 | Timofey Skatov v Constantin Bittoun Kouzmine | 6-3,6-1 |
| Challenger Braunschweig | 2023/07/10 09:00 | Lewie Lane v Constantin Bittoun Kouzmine | 6-7,6-4,5-7 |
| Challenger Braunschweig | 2023/07/09 11:00 | Arthur Reymond v Constantin Bittoun Kouzmine | 2-6,3-6 |
| Challenger Troyes | 2023/07/02 12:45 | Constantin Bittoun Kouzmine v David Jorda Sanchis | 6-7,4-6 |
| ITF M25 Mungia | 2023/06/21 10:30 | Constantin Bittoun Kouzmine v Pedro Vives Marcos | 1-6,6-7 |
| ITF M25 Poprad | 2023/06/25 09:00 | Andrew Paulson v Patrik Rikl | 6-3,6-7,4-6 |
| ITF M25 Poprad | 2023/06/24 07:55 | Vladyslav Orlov v Patrik Rikl | 4-6,2-6 |
| ITF M25 Poprad | 2023/06/22 10:50 | Jiri Barnat v Patrik Rikl | 2-6,2-6 |
| ITF M25 Poprad | 2023/06/20 08:00 | Patrik Rikl v Fryderyk Lechno-Wasiutynski | 6-3,6-1 |
| ITF M25 Jablonec Nad Nisou | 2023/05/30 08:00 | Patrik Rikl v Jiri Jenicek | 0-6,6-3,6-10 |
| ITF M25 Jablonec Nad Nisou | 2023/05/29 09:00 | Patrik Rikl v Philipp Pavlenko | 6-3,7-6 |
| ITF M25 Jablonec Nad Nisou | 2023/05/28 10:30 | Patrik Rikl v Alfred Almasi | 6-2,6-3 |
| ITF M25 Most | 2023/05/25 09:40 | Patrik Rikl v Henri Squire | 4-6,2-6 |