Stadium: Court 4 Round: 19 Ground: Clay
| Challenger - Oeiras - kvalifikácia | 2022/04/03 11:45 | Ergi Kirkin v Luis Faria | 7-6,6-4 |
| Challenger - Oeiras | 2022/03/29 16:20 | Ergi Kirkin v Nino Serdarusic | 1-6,3-6 |
| Challenger - Oeiras | 2022/03/28 11:20 | Ergi Kirkin v Guy Den Ouden | 6-4,6-4 |
| Challenger - Oeiras | 2022/03/27 13:20 | Ergi Kirkin v Ryan Nijboer | 6-0,7-5 |
| Challenger - Zadar | 2022/03/21 12:05 | Cezar Cretu v Ergi Kirkin | 7-5,6-3 |
| Challenger - Zadar | 2022/03/20 13:05 | Admir Kalender v Ergi Kirkin | 3-6,1-6 |
| ITF - M25 Rovinj | 2022/03/19 09:30 | Dalibor Svrcina v Ergi Kirkin | 6-2,1-6,6-2 |
| ITF - M25 Rovinj | 2022/03/18 11:05 | Ergi Kirkin v Arthur Cazaux | 6-2,6-3 |
| Challenger - Oeiras - kvalifikácia | 2022/04/03 09:00 | Arjun Kadhe v Johannes Haerteis | 6-3,5-7,1-6 |
| Challenger - Marbella | 2022/03/28 08:00 | Alexander Shevchenko v Johannes Haerteis | 6-3,6-2 |
| Challenger - Marbella | 2022/03/27 09:00 | Johannes Haerteis v Elliot Benchetrit | 7-5,6-2 |
| Challenger - Biel | 2022/03/20 12:35 | Johannes Haerteis v Michail Pervolarakis | 3-6,2-6 |
| 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 |