Stadium: Court 7 Round: 19 Ground: Clay
| ITF M15 Sozopol | 2021/09/19 07:00 | Kai Wehnelt v Ryan James Storrie | 4-6,6-0,2-6 |
| ITF M15 Sozopol | 2021/09/18 07:00 | Kai Wehnelt v Martin Krumich | 6-4,6-2 |
| ITF M15 Sozopol | 2021/09/17 07:00 | Kai Wehnelt v Calin Manda | 4-6,6-4,6-1 |
| ITF M15 Sozopol | 2021/09/16 07:00 | Kai Wehnelt v Joshua Paris | 6-2,6-4 |
| ITF M15 Sozopol | 2021/09/14 09:00 | Kai Wehnelt v Zura Tkemaladze | 6-2,6-2 |
| ITF M25 Eupen | 2021/09/08 07:30 | Guy Den Heijer v Kai Wehnelt | 3-6,6-3,6-2 |
| ITF M25 Trier | 2021/08/26 11:00 | Quentin Folliot v Kai Wehnelt | 7-5,4-6,7-5 |
| ITF M25 Trier | 2021/08/24 13:30 | Kai Wehnelt v Sarp Agabigun | 6-0,6-4 |
| Challenger Bucharest | 2021/09/21 14:20 | Nicholas David Ionel v Stefan Palosi | 7-6,6-1 |
| ITF M15 Ulcinj | 2021/09/15 09:45 | Andrea Basso v Stefan Palosi | 7-5,7-6 |
| ITF M15 Bratislava | 2021/08/27 09:50 | Stefan Palosi v Danylo Kalenichenko | 4-6,5-7 |
| ITF M15 Bratislava | 2021/08/26 08:00 | Robin Stanek v Stefan Palosi | 3-6,3-6 |
| ITF M15 Bratislava | 2021/08/25 09:25 | Janos Fekete v Stefan Palosi | 3-6,4-6 |
| ITF M25 Bacau | 2021/08/19 11:00 | Stefan Palosi v Vladyslav Orlov | 6-7,3-6 |
| ITF M25 Bacau | 2021/08/17 09:55 | Stefan Palosi v Razvan M Codescu | 6-3,6-3 |
| ITF M15 Curtea de Arges | 2021/08/15 07:55 | Stefan Palosi v Facundo Juarez | 6-4,6-4 |