Stadium: Court 1 Round: 25 Ground: Hardcourt indoor
| ITF M25 Arlon | 2023/06/29 09:50 | Raphael Calzi v Alex Knaff | 2-6,1-6 |
| ITF M25 Arlon | 2023/06/28 12:35 | Louis Van Herck v Raphael Calzi | 6-2,2-6,1-6 |
| ITF M25 Arlon | 2023/06/27 08:00 | Antoine Vincent v Raphael Calzi | 7-6,2-6,2-10 |
| ITF M25 Arlon | 2023/06/26 08:00 | Can Ayral v Raphael Calzi | 3-6,2-6 |
| ITF M15 Saarlouis | 2023/06/18 13:30 | Jim Hendrikx v Raphael Calzi | 6-3,6-3 |
| ITF M25 Martos | 2023/06/13 07:30 | Goncalo Falcao v Raphael Calzi | 6-2,4-6,12-10 |
| ITF M25 Martos | 2023/06/12 13:30 | Jordi Domenech Castillo v Raphael Calzi | 4-6,4-6 |
| ITF M25 Sabadell | 2023/05/02 07:55 | Raphael Calzi v Noah Lopez | 6-4,3-6,8-10 |
| ITF M25 Esch/Alzette | 2023/07/10 17:30 | Niels Visker v Kirill Mishkin | 6-4,6-4 |
| ITF M25 Esch/Alzette | 2023/07/10 11:15 | Niels Visker v Lars Goran Verwerft | 3-6,6-1,10-3 |
| ITF M25 The Hague | 2023/07/05 12:00 | Niels Visker v Aleksandr Braynin | 1-6,6-7 |
| ITF M15 Kamen | 2023/07/01 10:00 | Svyatoslav Gulin v Niels Visker | 5-7,6-4,6-1 |
| ITF M15 Kamen | 2023/06/30 15:00 | Arthur Reymond v Niels Visker | 4-6,5-7 |
| ITF M15 Kamen | 2023/06/29 13:00 | Yannik Kelm v Niels Visker | 6-2,4-6,4-6 |
| ITF M15 Kamen | 2023/06/28 13:05 | Niels Visker v Aleksandre Metreveli | 0-6,7-6,6-1 |
| ITF M15 Kamen | 2023/06/26 08:00 | Niels Visker v Luca Matteo Sobbe | 6-2,6-1 |