| UTR Pro Tennis Series Dubai | 2022/01/05 07:30 | David Pichler v Michael Zhu | 4-6,6-7 |
| UTR Pro Tennis Series Dubai | 2022/01/04 04:30 | David Pichler v Jonathan Eysseric | 6-2,2-6,2-5 |
| UTR Pro Tennis Series Dubai | 2022/01/03 11:28 | David Pichler v Mircea-Alexandru Jecan | 6-1,6-2 |
| Challenger Maia Qual | 2021/12/12 13:10 | Luis Faria v David Pichler | 7-5,6-3 |
| Challenger Maia | 2021/12/07 16:00 | Tiago Cacao v David Pichler | 2-6,6-1,6-4 |
| ITF M15 Monastir | 2021/11/24 08:30 | David Pichler v Martyn Pawelski | 4-6,6-4,5-7 |
| Challenger Ortisei | 2021/11/07 12:50 | Nerman Fatic v David Pichler | 6-2,6-4 |
| Challenger Tulln | 2021/09/05 12:25 | Uladzimir Ignatik v David Pichler | 6-2,6-3 |
| UTR Pro Tennis Series Dubai | 2022/01/05 07:30 | Mircea-Alexandru Jecan v Kai Lemstra | 6-4,7-5 |
| UTR Pro Tennis Series Dubai | 2022/01/03 10:50 | Jonathan Eysseric v Kai Lemstra | 6-3,6-1 |
| German Championship | 2021/12/07 15:00 | Kai Lemstra v Tom Schonenberg | 3-6,0-6 |
| ITF M15 Heraklion | 2021/11/23 07:00 | Nicholas David Ionel v Kai Lemstra | 3-6,7-5,10-4 |
| ITF M15 Heraklion | 2021/11/22 08:00 | Sergis Kyratzis v Kai Lemstra | 4-6,2-6 |
| ITF M15 Heraklion | 2021/11/21 07:00 | Liam Puttergill v Kai Lemstra | 2-6,1-6 |
| ITF M15 Heraklion | 2021/11/17 08:05 | Alastair Gray v Kai Lemstra | 6-1,7-5 |
| ITF M15 Heraklion | 2021/11/16 07:00 | Max Houkes v Kai Lemstra | 4-6,6-7 |