Stadium: Court 6 Round: 25 Ground: Clay
| ITF - M25 Telfs | 2023/07/16 13:00 | Igor Dudun v Jan Jermar | 6-4,3-6,6-10 |
| ITF - M25 Telfs | 2023/07/16 07:00 | Jan Jermar v Nicolas Affolter | 6-2,6-4 |
| UTR Pro - Olomouc | 2023/07/09 07:30 | Jakub Novak v Jan Jermar | 6-7,7-6,0-6 |
| UTR Pro - Olomouc | 2023/07/08 08:17 | Jan Jermar v Janos Fekete | 4-6,2-1 |
| UTR Pro - Olomouc | 2023/07/06 10:00 | Jan Jermar v Robert Rumler | 6-3,6-4 |
| UTR Pro - Olomouc | 2023/07/05 06:00 | Jan Jermar v Alessandro-D Ventre | 6-2,0-6,3-6 |
| UTR Pro - Olomouc | 2023/07/04 08:43 | Jan Jermar v Maxwell Benson | 6-2,6-3 |
| UTR Pro - Olomouc | 2023/07/03 06:48 | Jan Jermar v Jonasz Dziopak | 6-7,6-4,3-6 |
| ITF - M25 Anseong | 2023/06/25 02:50 | Gerard Campana Lee v Sanhui Shin | 7-5,6-4 |
| ITF - M25 Anseong | 2023/06/24 02:55 | Yunseong Chung v Gerard Campana Lee | 2-6,6-2,3-6 |
| ITF - M25 Anseong | 2023/06/23 02:00 | Taisei Ichikawa v Gerard Campana Lee | 6-7,0-6 |
| ITF - M25 Anseong | 2023/06/21 03:50 | Gerard Campana Lee v Kokoro Isomura | 6-4,6-3 |
| Challenger - Skopje | 2023/05/25 09:45 | Gerard Campana Lee v Evgeny Donskoy | 4-6,2-6 |
| Challenger - Skopje | 2023/05/24 09:00 | Nerman Fatic v Gerard Campana Lee | 6-7,6-4,2-6 |
| Challenger - Skopje | 2023/05/22 14:10 | Gerard Campana Lee v Daniel Dutra Da Silva | 6-3,6-2 |
| Challenger - Oeiras | 2023/05/17 12:45 | Aleksandar Vukic v Gerard Campana Lee | 6-4,4-6,6-3 |