| UTR Pro Tennis Series Amsterdam | 2021/12/08 07:00 | Sem Verbeek v Tibo Colson | 3-6,4-6 |
| UTR Pro Tennis Series Amsterdam | 2021/12/07 07:00 | Sem Verbeek v Zachary Eisinga | 6-0,6-1 |
| UTR Pro Tennis Series Amsterdam | 2021/12/06 11:30 | Sem Verbeek v Tim Sandkaulen | 5-7,6-7 |
| UTR Pro Tennis Series Amsterdam | 2021/11/07 10:30 | Guy Den Heijer v Sem Verbeek | 6-3,6-3 |
| UTR Pro Tennis Series Amsterdam | 2021/11/06 13:30 | Thorsten Sollie v Sem Verbeek | 6-4,4-6,5-7 |
| UTR Pro Tennis Series Amsterdam | 2021/11/05 10:30 | Sem Verbeek v Mikhail Minakov | 6-2,6-3 |
| UTR Pro Tennis Series Amsterdam | 2021/11/03 12:00 | Sem Verbeek v Benjamin Dhoe | 6-3,6-4 |
| UTR Pro Tennis Series Amsterdam | 2021/11/02 13:30 | Sem Verbeek v Amadatus Admiraal | 6-2,6-2 |
| UTR Pro Tennis Series Amsterdam | 2021/12/08 07:00 | Tim Sandkaulen v Jurriaan Bol | 4-6,7-5,6-4 |
| UTR Pro Tennis Series Amsterdam | 2021/12/06 11:30 | Zachary Eisinga v Jurriaan Bol | 2-6,6-4,6-1 |
| ITF M15 Heraklion | 2021/11/29 10:00 | Preston Brown v Jurriaan Bol | 6-3,7-6 |
| ITF M15 Heraklion | 2021/11/28 11:00 | Eduardo Cohen v Jurriaan Bol | 7-5,1-6,6-10 |
| UTR Pro Tennis Series Mulheim | 2021/09/25 12:01 | Thijmen Loof v Jurriaan Bol | 2-6,3-5 |
| 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 |