| UTR Pro Tennis Series Mulheim | 2021/10/12 10:00 | Sidane Pontjodikromo v Jose Antonio Rodriguez Rodriguez | 6-1,5-4 |
| UTR Pro Tennis Series Mulheim | 2021/10/11 11:30 | Melchior Delloye v Sidane Pontjodikromo | 4-6,0-6 |
| ITF M15 Oldenzaal | 2021/08/17 07:30 | Sidane Pontjodikromo v Giles Hussey | 3-6,4-6 |
| ITF M15 Oldenzaal | 2021/08/16 10:00 | Sidane Pontjodikromo v Lorenzo Joaquin Rodriguez | 3-6,6-4,10-6 |
| ITF M25 Marburg | 2021/07/08 08:50 | Alvaro Lopez San Martin v Sidane Pontjodikromo | 2-6,6-3,6-3 |
| ITF M25 Marburg | 2021/07/07 08:45 | Yannik Steinegger v Sidane Pontjodikromo | 0-6,6-7 |
| ITF M25 Marburg | 2021/07/06 12:15 | Paul Woerner v Sidane Pontjodikromo | 3-6,5-7 |
| ITF M25 Marburg | 2021/07/05 08:00 | Julian Peter v Sidane Pontjodikromo | 1-6,1-6 |
| ITF M25 Eupen | 2021/09/06 13:00 | Finn Bischof v Mateo Nicolas Martinez | 2-6,2-6 |
| ITF M25 Eupen | 2021/09/05 11:15 | Fred Olivier Schommer v Finn Bischof | 3-6,0-6 |
| ITF M15 Oldenzaal | 2021/08/15 07:30 | Finn Bischof v Lorenzo Joaquin Rodriguez | 1-6,1-6 |