Stadium: Court Central Round: 25 Ground: Hardcourt indoor
| ITF M25 Lesa | 2023/08/23 14:25 | Clement Tabur v Nikolay Vylegzhanin | 6-3,6-2 |
| ITF M15 Pescara | 2023/08/08 08:00 | Nikolay Vylegzhanin v Peter Buldorini | 6-7,2-6 |
| ITF M25 Bolzano | 2023/08/03 13:00 | Mathys Erhard v Nikolay Vylegzhanin | 6-3,7-6 |
| ITF M25 Bolzano | 2023/08/02 08:00 | Fernando Yamacita v Nikolay Vylegzhanin | 7-6,3-6,2-6 |
| ITF M25 Bolzano | 2023/07/31 12:50 | Simon A Ivanov v Nikolay Vylegzhanin | 4-6,0-6 |
| ITF M25 Uriage | 2023/07/13 09:30 | Nikolay Vylegzhanin v Mathys Erhard | 3-6,5-7 |
| ITF M25 Uriage | 2023/07/11 08:00 | Mikalai Haliak v Nikolay Vylegzhanin | 3-6,2-6 |
| ITF M25 Ajaccio | 2023/07/06 07:55 | Arthur Bouquier v Nikolay Vylegzhanin | 6-3,7-6 |
| ITF M25 Ystad | 2023/08/19 10:00 | Karl Friberg v Marvin Moeller | 3-6,6-3,2-6 |
| ITF M25 Ystad | 2023/08/18 12:35 | Max Dahlin v Karl Friberg | 7-6,2-6,5-7 |
| ITF M25 Ystad | 2023/08/17 08:45 | Lewie Lane v Karl Friberg | 0-6,2-6 |
| ITF M25 Ystad | 2023/08/16 10:20 | Noah Schlagenhauf v Karl Friberg | 2-6,0-6 |
| ITF M15 Hyvinkaa | 2023/08/05 10:15 | Karl Friberg v Amaury Raynel | 6-0,4-6,4-6 |
| ITF M15 Hyvinkaa | 2023/08/04 12:15 | Karl Friberg v Andrea Gola | 7-5,6-0 |
| ITF M15 Hyvinkaa | 2023/08/03 10:10 | Karl Friberg v Leonid Sheyngezikht | 6-2,7-6 |
| Challenger Zug | 2023/07/23 09:00 | Tim Handel v Karl Friberg | 6-4,4-6,7-6 |