Stadium: Court 4 Round: 25 Ground: Clay
| ITF M15 Kalmar | 2023/05/16 09:00 | Markus Bolin v Matias Riva | 6-7,7-6,10-6 |
| ITF M15 Kalmar | 2023/05/15 10:15 | Eldin Nokic v Markus Bolin | 6-4,6-7,8-10 |
| ITF M15 Kalmar | 2023/05/16 12:35 | Niels Visker v Andreas Timini | 6-2,6-1 |
| ITF M15 Kalmar | 2023/05/15 14:45 | Niels Visker v William Alsterback | 6-0,6-0 |
| ITF M15 Kursumlijska Banja | 2023/05/02 09:40 | Sasa Markovic v Niels Visker | 7-6,0-6,10-7 |
| ITF M15 Kursumlijska Banja | 2023/05/01 08:00 | Danilo Raicevic v Niels Visker | 6-4,2-6,6-10 |
| ITF M15 Meerbusch | 2023/04/24 07:30 | Nico Hornitschek v Niels Visker | 6-2,6-4 |
| ITF M15 Antalya | 2023/04/03 09:20 | Tommaso Carnevale-Miino v Niels Visker | 6-4,2-6,10-6 |
| ITF M15 Antalya | 2023/04/02 07:00 | Guy Den Heijer v Niels Visker | 1-6,6-4,3-10 |
| ITF M15 Antalya | 2023/03/27 07:00 | Gheorghe Claudiu Schinteie v Niels Visker | 6-4,5-7,10-6 |