Stadium: Court 5 Round: 14 Ground: Clay
| Challenger Iasi | 2022/07/10 15:00 | Ilya Snitari v Alexander Erler | 6-3,6-3 |
| Challenger Prostejov | 2022/05/31 12:45 | Alexander Erler v Lukas Klein | 4-6,0-6 |
| Challenger Prostejov | 2022/05/30 08:00 | Giovanni Mpetshi Perricard v Alexander Erler | 5-7,2-6 |
| Challenger Prostejov | 2022/05/29 08:00 | Alexander Erler v Juncheng Shang | 4-6,7-6,6-4 |
| Challenger Tunis | 2022/05/18 11:30 | Oriol Roca Batalla v Alexander Erler | 7-5,7-6 |
| Challenger Tunis | 2022/05/17 09:00 | Alexander Erler v Kimmer Coppejans | 7-6,7-6 |
| Challenger Tunis | 2022/05/16 12:45 | Adrian Menendez-Maceiras v Alexander Erler | 1-6,7-6,6-7 |
| Challenger Tunis | 2022/05/15 13:45 | Youssef Labbene v Alexander Erler | 7-6,2-6,6-7 |
| Challenger Meerbusch | 2022/08/08 13:55 | Oleksii Krutykh v Marko Topo | 3-6,6-1,6-2 |
| ITF M25 Bolzano | 2022/08/01 13:30 | Marko Topo v Andrea Picchione | 6-7,1-6 |
| ATP Hamburg | 2022/07/18 10:50 | Marko Topo v Alex Molcan | 5-7,3-6 |
| ATP Hamburg | 2022/07/17 10:40 | Marko Topo v Rudolf Molleker | 6-3,3-6,6-4 |
| ATP Hamburg | 2022/07/16 11:00 | Stefano Travaglia v Marko Topo | 2-6,2-6 |
| Challenger Braunschweig | 2022/07/05 09:00 | Oscar Jose Gutierrez v Marko Topo | 6-2,6-2 |
| Challenger Luedenscheid | 2022/06/29 11:40 | Robin Haase v Marko Topo | 7-6,6-4 |
| Challenger Luedenscheid | 2022/06/28 12:55 | Tobias Kamke v Marko Topo | 4-6,3-6 |