| UTR Pro Tennis Series - Amesterdão | 2021/12/08 08:30 | Roland Stuurman v Jesse De Jager | 6-4,0-0 |
| UTR Pro Tennis Series - Amesterdão | 2021/12/07 07:00 | Roland Stuurman v Denys Puzanof | 6-0,5-0 |
| UTR Pro Tennis Series - Amesterdão | 2021/12/06 08:30 | Christian Hansen v Roland Stuurman | 6-2,6-2 |
| ITF - M15 Sharm El Sheikh | 2021/11/17 09:50 | Yu Hsiou Hsu v Roland Stuurman | 6-4,6-2 |
| ITF - M15 Sharm El Sheikh | 2021/11/16 09:00 | Ray Ho v Roland Stuurman | 4-6,6-3,4-10 |
| ITF - M15 Sharm El Sheikh | 2021/11/15 09:00 | Toru Horie v Roland Stuurman | 6-7,3-6 |
| ITF - M15 Sharm El Sheikh | 2021/11/14 09:30 | Henrique S Gomes v Roland Stuurman | 3-6,1-6 |
| ITF - M15 Sharm El Sheikh | 2021/11/09 08:00 | Roland Stuurman v Ray Ho | 6-7,2-6 |
| UTR Pro Tennis Series - Amesterdão | 2021/12/09 07:00 | Rik Muller v Max Houkes | 1-6,3-6 |
| UTR Pro Tennis Series - Amesterdão | 2021/12/07 07:00 | Christian Hansen v Max Houkes | 6-1,3-6,2-6 |
| UTR Pro Tennis Series - Amesterdão | 2021/12/06 08:30 | Max Houkes v Jesse De Jager | 4-6,6-2,6-3 |
| ITF - M15 Heraklion | 2021/11/16 07:00 | Max Houkes v Kai Lemstra | 4-6,6-7 |
| ITF - M15 Heraklion | 2021/11/15 08:00 | Max Houkes v Nikolas Moceanu | 6-0,6-4 |
| ITF - M15 Heraklion | 2021/11/14 07:00 | Max Houkes v Stephanos Schinas | 6-2,6-4 |
| ITF - M15 Heraklion | 2021/11/10 07:00 | Guy Den Heijer v Max Houkes | 7-6,6-3 |
| UTR Pro Tennis Series - Amesterdão | 2021/11/07 12:00 | Max Houkes v Amadatus Admiraal | 6-0,6-4 |