Stadium: Court 15 Round: 25 Ground: Clay
| ITF - Esch/Alzette M25 | 2023/07/23 13:00 | Alex Knaff v Marlon Vankan | 6-3,6-1 |
| ITF - Esch/Alzette M25 | 2023/07/22 12:00 | Chris Rodesch v Marlon Vankan | 6-7,5-7 |
| ITF - Esch/Alzette M25 | 2023/07/21 11:20 | Marlon Vankan v Robin Catry | 6-3,6-4 |
| ITF - Esch/Alzette M25 | 2023/07/20 11:10 | Federico Agustin Gomez v Marlon Vankan | 7-6,6-7,1-6 |
| ITF - Esch/Alzette M25 | 2023/07/19 12:10 | Jakub Wojcik v Marlon Vankan | 6-1,2-6,2-6 |
| ITF - Esch/Alzette M25 | 2023/07/16 08:30 | Nikolas Sanchez Izquierdo v Marlon Vankan | 1-6,6-3,6-2 |
| ITF - Esch/Alzette M25 | 2023/07/15 16:05 | Chris Rodesch v Marlon Vankan | 6-3,6-7,4-6 |
| ITF - Esch/Alzette M25 | 2023/07/14 12:25 | Adam Moundir v Marlon Vankan | 3-6,7-6,5-7 |
| ITF - Vejle M15 | 2023/07/27 12:00 | Niels Visker v Lewie Lane | 4-6,2-6 |
| ITF - Vejle M15 | 2023/07/25 09:00 | Jonathan Mridha v Niels Visker | 7-5,5-7,5-7 |
| Challenger Amersfoort | 2023/07/18 13:50 | Niels Visker v Elmer Moller | 2-6,1-6 |
| Challenger Amersfoort | 2023/07/17 10:55 | Niels Visker v Ryan Nijboer | 7-6,3-6,7-5 |
| Challenger Amersfoort | 2023/07/16 14:40 | Eduardo Ribeiro v Niels Visker | 3-6,6-7 |
| ITF - Esch/Alzette M25 | 2023/07/13 10:00 | Alexander Blockx v Niels Visker | 6-7,6-4,6-4 |
| ITF - Esch/Alzette M25 | 2023/07/12 07:45 | Raphael Calzi v Niels Visker | 4-6,3-6 |
| ITF - Esch/Alzette M25 | 2023/07/10 17:30 | Niels Visker v Kirill Mishkin | 6-4,6-4 |