| UTR Pro Tennis Series Mulheim | 2021/07/28 11:30 | 드호, 벤자민 v 베르보벤, 맥심 | 7-6,6-2 |
| UTR Pro Tennis Series Mulheim | 2021/07/28 07:00 | 드호, 벤자민 v Musitelli, F. | 6-7,5-6 |
| UTR Pro Tennis Series Mulheim | 2021/07/26 09:30 | 고에츠, 리안 v 드호, 벤자민 | 7-6,6-6 |
| ITF M15 Esch/Alzette | 2021/07/20 11:00 | 드호, 벤자민 v Kotzen, Alexander | 3-6,4-6 |
| ITF M15 Poprad | 2021/07/06 07:55 | 드호, 벤자민 v 팔란, 도미니크 | 1-6,4-6 |
| ITF M25 Alkmaar | 2021/06/21 18:30 | Carlos Lopez Montagud v 드호, 벤자민 | 6-3,6-4 |
| ITF M25 Alkmaar | 2021/06/20 12:00 | Jip Van Assendelft v 드호, 벤자민 | 2-6,3-6 |
| ITF M15 Novomoskovsk | 2021/06/03 11:20 | 브라이닌, 알렉산들 v 드호, 벤자민 | 6-4,5-7,10-3 |
| UTR Pro Tennis Series Mulheim | 2021/07/29 15:00 | Musitelli, F. v Herman M M Knoop | 7-6,6-2 |
| UTR Pro Tennis Series Mulheim | 2021/07/28 07:00 | 고에츠, 리안 v Herman M M Knoop | 6-3,6-7,5-0 |
| UTR Pro Tennis Series Mulheim | 2021/07/26 09:30 | Herman M M Knoop v 베르보벤, 맥심 | 4-6,4-5 |
| ITF M25 Alkmaar | 2021/06/21 16:00 | 로센크란즈, 매츠 v Herman M M Knoop | 6-2,6-3 |