| UTR Pro Tennis Series - Mulheim | 2021/09/25 08:30 | George Botezan v Thijmen Loof | 1-6,0-6 |
| UTR Pro Tennis Series - Mulheim | 2021/09/24 11:00 | Thijmen Loof v Guy Den Heijer | 3-6,2-6 |
| UTR Pro Tennis Series - Mulheim | 2021/09/22 09:30 | Thijmen Loof v Lawrence Bataljin | 6-3,5-3 |
| UTR Pro Tennis Series - Mulheim | 2021/09/21 11:00 | Thijmen Loof v Jose Antonio Rodriguez Rodriguez | 7-6,5-4 |
| UTR Pro Tennis Series - Mulheim | 2021/09/20 12:30 | Buvaysar Gadamauri v Thijmen Loof | 6-1,6-4 |
| ITF - M25 Plaisir | 2021/09/12 14:10 | Jordan Betesh v Thijmen Loof | 6-3,6-3 |
| ITF - M25 Sintra | 2021/09/05 08:30 | Thijmen Loof v Matias P D L Gomila | 6-7,6-3,8-10 |
| ITF - M25 Poznan | 2021/08/22 08:00 | Thijmen Loof v Flemming Peters | 5-7,3-6 |
| UTR Pro Tennis Series - Mulheim | 2021/09/25 08:30 | Alen Moritz Hodzic v Jurriaan Bol | 2-6,2-6 |
| UTR Pro Tennis Series - Mulheim | 2021/09/24 08:00 | Christos Keisidis v Jurriaan Bol | 1-6,4-6 |
| UTR Pro Tennis Series - Mulheim | 2021/09/23 11:00 | Colin Sinclair v Jurriaan Bol | 6-3,6-3 |
| UTR Pro Tennis Series - Mulheim | 2021/09/22 12:30 | Edison Ambarzumjan v Jurriaan Bol | 6-4,2-6,2-6 |
| UTR Pro Tennis Series - Mulheim | 2021/09/20 09:30 | Artem Podorozhnyi v Jurriaan Bol | 7-6,5-3 |
| ITF - M15 Huy | 2021/08/22 15:50 | Thorsten Sollie v Jurriaan Bol | 3-6,6-2,10-2 |