Stadium: Court 7 Round: 27 Ground: Clay
| ITF M15 Bucharest | 2024/05/09 09:55 | Niels Lootsma v Sergi Perez Contri | 6-3,6-4 |
| ITF M15 Bucharest | 2024/05/08 10:50 | Vlad Andrei Dancu v Niels Lootsma | 3-6,4-6 |
| ITF M15 Bucharest | 2024/05/07 07:00 | Niels Lootsma v Federico Marchetti | 6-0,6-1 |
| ITF M15 Bucharest | 2024/05/06 07:00 | Niels Lootsma v Luca Mindrut | 6-1,6-4 |
| ITF M15 Bucharest | 2024/05/05 09:00 | Dragos N Cazacu v Niels Lootsma | 4-6,2-6 |
| UTR Pro Beograd | 2024/04/13 13:00 | Niels Lootsma v Domagoj Biljesko | 6-7,1-6 |
| UTR Pro Beograd | 2024/04/12 08:30 | Aleksa Pisaric v Niels Lootsma | 4-6,3-6 |
| UTR Pro Beograd | 2024/04/11 08:30 | Dinko Dinev v Niels Lootsma | 3-6,3-6 |
| ITF M15 Bucharest | 2024/05/09 08:40 | Niels Visker v Yurii Dzhavakian | 6-3,6-1 |
| ITF M15 Bucharest | 2024/05/07 09:30 | Niels Visker v Alejandro M B Nourescu | 6-4,7-5 |
| ITF M25 Sabadell | 2024/04/28 07:00 | Niels Visker v Ian Luca Cervantes Tomas | 6-7,6-2,7-10 |
| ITF M15 Meerbusch | 2024/04/25 08:30 | Niels Visker v Matyas Cerny | 2-6,1-6 |
| ITF M15 Antalya | 2024/04/05 09:20 | Liam Gavrielides v Niels Visker | 4-6,6-4,6-0 |
| ITF M15 Antalya | 2024/04/04 07:00 | Pavel Verbin v Niels Visker | 2-6,6-3,6-7 |
| ITF M15 Antalya | 2024/04/03 11:20 | Jasza Szajrych v Niels Visker | 5-7,6-4,2-6 |
| ITF M15 Antalya | 2024/03/31 07:30 | Nicolai Budkov Kjaer v Niels Visker | 6-4,6-3 |