Stadium: Court 18 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Manacor | 2022/01/15 10:00 | Alberto Barroso Campos v Johannes Haerteis | 7-6,6-4 |
| ITF M25 Manacor | 2022/01/14 11:00 | Peter Heller v Johannes Haerteis | 6-7,6-4,3-6 |
| ITF M25 Manacor | 2022/01/12 10:00 | Sandro Cottino v Johannes Haerteis | 6-4,3-6,4-6 |
| Challenger Manama | 2021/11/24 08:00 | Evgeny Karlovskiy v Johannes Haerteis | 6-3,6-1 |
| Challenger Manama | 2021/11/23 11:40 | Johannes Haerteis v Alexander Erler | 6-3,6-4 |
| Challenger Manama | 2021/11/22 08:00 | Johannes Haerteis v Alexandar Lazarov | 3-6,6-7 |
| Challenger Manama | 2021/11/21 10:05 | Johannes Haerteis v Ammar Faleh Alhogbani | 6-2,6-1 |
| Challenger Helsinki | 2021/11/14 09:00 | Johannes Haerteis v Viktor Durasovic | 4-6,6-7 |
| ITF M15 Cancun | 2021/12/16 17:00 | Dali Blanch v Tristan McCormick | 3-6,2-6 |
| ITF M15 Cancun | 2021/12/15 14:30 | Dali Blanch v Austin Ansari | 6-4,6-4 |
| ITF M15 Cancun | 2021/12/09 14:00 | Dali Blanch v Arklon H D Pino | 4-6,6-7 |
| ITF M15 Cancun | 2021/12/07 16:00 | Tim Handel v Dali Blanch | 6-7,6-4,1-6 |
| ITF M15 Cancun | 2021/11/30 16:00 | Isaiah Strode v Dali Blanch | 4-6,6-3,6-2 |
| ITF M15 Cancun | 2021/11/27 16:30 | Nam Hoang Ly v Dali Blanch | 3-6,6-2,6-3 |
| ITF M15 Cancun | 2021/11/27 14:00 | Jesse Flores v Dali Blanch | 5-7,6-3,6-7 |
| ITF M15 Cancun | 2021/11/25 16:55 | Dali Blanch v Gabriel Evans | 3-6,6-3,6-2 |