Stadium: Court 3 Round: 14 Ground: Hardcourt indoor
| ITF M25 Trimbach | 2022/03/19 13:50 | Leandro Riedi v Johannes Haerteis | 6-4,6-4 |
| ITF M25 Trimbach | 2022/03/18 12:15 | Otto Virtanen v Johannes Haerteis | 4-6,6-4,4-6 |
| ITF M25 Trimbach | 2022/03/17 09:00 | Johannes Haerteis v Constantin Frantzen | 6-3,6-7,6-2 |
| ITF M25 Trimbach | 2022/03/16 09:00 | Gabriele Moghini v Johannes Haerteis | 5-7,4-6 |
| ITF M15 Villena | 2022/02/05 09:30 | Nikolas Sanchez Izquierdo v Johannes Haerteis | 6-3,4-6,6-2 |
| ITF M15 Villena | 2022/02/04 12:10 | Johannes Haerteis v Thomas Deschamps | 6-4,7-6 |
| ITF M15 Villena | 2022/02/03 11:15 | Johannes Haerteis v Alejandro Manzanera Pertusa | 3-6,6-0,6-2 |
| ITF M15 Villena | 2022/02/02 13:50 | Johannes Haerteis v Dali Blanch | 2-6,6-3,6-4 |
| ITF M15 Sharm El Sheikh | 2022/03/18 09:25 | Michail Pervolarakis v Sergey Fomin | 5-7,6-4,4-6 |
| ITF M15 Sharm El Sheikh | 2022/03/17 07:30 | Michail Pervolarakis v Aleksandre Bakshi | 6-3,6-3 |
| ITF M15 Sharm El Sheikh | 2022/03/16 12:10 | Michail Pervolarakis v Zura Tkemaladze | 6-2,6-1 |
| ITF M15 Sharm El Sheikh | 2022/03/11 09:05 | Giovanni Oradini v Michail Pervolarakis | 6-1,3-6,6-4 |
| ITF M15 Sharm El Sheikh | 2022/03/10 07:30 | Leo Borg v Michail Pervolarakis | 1-6,4-6 |
| ITF M15 Sharm El Sheikh | 2022/03/09 07:30 | Antonio Massara v Michail Pervolarakis | 4-6,6-4,2-6 |
| Davis Cup | 2022/03/04 14:00 | Michail Pervolarakis v Rowland Phillips | 2-6,6-4,3-6 |
| ITF M25 Cancun | 2022/02/15 14:00 | Daniel Cukierman v Michail Pervolarakis | 6-4,6-4 |