Estadio: Court 4 Round: 28 Ground: Hardcourt indoor
| ITF M25 Esch/Alzette | 2023/07/21 10:00 | Stefanos Sakellaridis v Alex Knaff | 1-6,1-6 |
| ITF M25 Esch/Alzette | 2023/07/20 10:35 | Arthur Nagel v Alex Knaff | 4-6,2-6 |
| ITF M25 Esch/Alzette | 2023/07/19 11:15 | Mayeul Darras v Alex Knaff | 1-6,2-6 |
| ITF M25 Esch/Alzette | 2023/07/13 10:00 | Kai Wehnelt v Alex Knaff | 6-7,7-6,7-6 |
| ITF M25 Esch/Alzette | 2023/07/12 09:45 | Fons Van Sambeek v Alex Knaff | 3-6,4-6 |
| ITF M25 Arlon | 2023/06/30 09:00 | Tibo Colson v Alex Knaff | 7-6,6-4 |
| ITF M25 Arlon | 2023/06/29 09:50 | Raphael Calzi v Alex Knaff | 2-6,1-6 |
| ITF M25 Arlon | 2023/06/28 10:35 | Alex Knaff v Mathys Erhard | 7-6,6-4 |
| ITF M25 Esch/Alzette | 2023/07/21 13:10 | Tommaso Compagnucci v Mikalai Haliak | 6-3,1-6,3-6 |
| ITF M25 Esch/Alzette | 2023/07/20 09:25 | Boris Fassbender v Mikalai Haliak | 2-6,0-6 |
| ITF M25 Esch/Alzette | 2023/07/19 10:50 | Lodewijk Weststrate v Mikalai Haliak | 6-7,6-4,3-6 |
| ITF M25 Uriage | 2023/07/11 08:00 | Mikalai Haliak v Nikolay Vylegzhanin | 3-6,2-6 |
| ITF M25 Grasse | 2023/06/15 14:00 | Mathys Erhard v Mikalai Haliak | 6-1,7-5 |
| ITF M25 Grasse | 2023/06/13 09:00 | Mikalai Haliak v Nikolay Vylegzhanin | 4-6,7-5,6-2 |
| ITF M25 Carnac | 2023/05/30 07:55 | Mikalai Haliak v Lucas Poullain | 6-2,2-6,3-6 |
| Challenger de Skopie | 2023/05/21 10:35 | Mikalai Haliak v Bogdan Bobrov | 5-7,4-6 |