Stadium: Court 2 Round: 26 Ground: Hardcourt outdoor
| ITF M25 Manacor | 2022/01/15 10:00 | Alberto Barroso Campos v Johannes Haerteis | 7-6,6-4 |
| ITF M25 Martos | 2022/06/15 17:05 | Johannes Haerteis v Aaron Cohen | 6-4,6-4 |
| ITF M15 Cordoba | 2022/06/08 18:40 | Svyatoslav Gulin v Johannes Haerteis | 6-4,6-2 |
| Challenger Tunis | 2022/05/15 09:30 | Shintaro Mochizuki v Johannes Haerteis | 7-5,3-6,6-1 |
| Challenger Heilbronn | 2022/05/08 14:50 | Alexey Vatutin v Johannes Haerteis | 3-6,4-6 |
| Challenger Mauthausen | 2022/05/01 11:45 | Lucas Miedler v Johannes Haerteis | 7-6,6-2 |
| ITF M25 Santa Margherita | 2022/04/27 12:00 | Johannes Haerteis v Gianmarco Ferrari | 5-7,1-6 |
| ITF M25 Santa Margherita | 2022/04/26 15:10 | Johannes Haerteis v Felix Mischker | 5-7,6-3,6-1 |
| Challenger Oeiras | 2022/04/04 09:30 | Ergi Kirkin v Johannes Haerteis | 6-3,6-2 |
| ITF M25 Martos | 2022/06/14 14:30 | Alberto Barroso Campos v Bruno P Navarro | 6-3,6-3 |
| ITF M15 Cordoba | 2022/06/12 08:30 | Carlos Lopez Montagud v Alberto Barroso Campos | 6-2,6-1 |
| ITF M15 Cordoba | 2022/06/11 08:00 | Alberto Barroso Campos v Imanol L Morillo | 6-4,6-2 |
| ITF M15 Cordoba | 2022/06/10 09:55 | Alberto Barroso Campos v Svyatoslav Gulin | 7-6,6-2 |
| ITF M15 Cordoba | 2022/06/09 17:00 | Alberto Barroso Campos v Sergi Perez Contri | 6-2,6-1 |
| ITF M15 Cordoba | 2022/06/08 18:35 | Alberto Barroso Campos v Pol Amoros Ramos | 6-3,6-1 |
| ITF M15 Monastir | 2022/05/22 09:00 | Alberto Barroso Campos v Bu Yunchaokete | 1-6,7-6,3-6 |
| ITF M15 Monastir | 2022/05/21 09:00 | Philip Florig v Alberto Barroso Campos | 3-6,4-6 |