Stadium: Court 1 Round: 25 Ground: Clay
| ITF M15 Esch/Alzette | 2021/07/20 11:00 | Yan Sabanin v Louis Wessels | 6-7,0-6 |
| ITF M25 Frankfurt am Main | 2021/08/10 08:30 | Matthew Romios v Yan Sabanin | 5-7,4-6 |
| ITF M25 Frankfurt am Main | 2021/08/09 10:35 | William Ma v Yan Sabanin | 3-6,3-6 |
| ITF M15 Parnu | 2021/08/06 11:00 | Yan Sabanin v Simone Roncalli | 1-6,4-6 |
| ITF M15 Parnu | 2021/08/05 09:55 | Yan Sabanin v Andrea Guerrieri | 6-2,6-3 |
| ITF M15 Parnu | 2021/08/04 08:30 | Patrik Niklas-Salminen v Yan Sabanin | 3-6,6-7 |
| ITF M15 Esch/Alzette | 2021/07/20 11:00 | Yan Sabanin v Louis Wessels | 6-7,0-6 |
| ITF M25 Telfs | 2021/07/13 11:00 | Yan Sabanin v Martins Podzus | 6-7,7-5,3-6 |
| ITF M25 Marburg | 2021/07/07 09:00 | Yan Sabanin v Ryan Nijboer | 0-6,3-6 |
| ITF M25 Wetzlar | 2021/08/06 13:45 | Louis Wessels v Harold Mayot | 5-7,4-6 |
| ITF M25 Wetzlar | 2021/08/05 09:00 | Louis Wessels v Matthew Romios | 6-3,6-1 |
| ITF M25 Wetzlar | 2021/08/04 09:30 | Louis Wessels v Giles Hussey | 6-3,7-6 |
| ITF M15 Esch/Alzette | 2021/07/21 10:55 | Alexander Kotzen v Louis Wessels | 2-6,6-3,6-4 |
| ITF M15 Esch/Alzette | 2021/07/20 11:00 | Yan Sabanin v Louis Wessels | 6-7,0-6 |
| ITF M25 Marburg | 2021/07/11 10:30 | Nick Hardt v Louis Wessels | 6-4,5-7,6-7 |
| ITF M25 Marburg | 2021/07/10 13:00 | Louis Wessels v Marko Tepavac | 6-3,3-6,6-3 |
| ITF M25 Marburg | 2021/07/09 14:55 | Henri Squire v Louis Wessels | 3-6,5-7 |