Stadium: Court 6 Round: 62 Ground: Clay
| ITF M15 Meerbusch | 2023/04/24 10:00 | Dawid Wisniewski v John Sperle | 0-6,2-6 |
| ITF M25 Poznan | 2022/08/22 18:35 | Juliusz Bienkiewicz v Dawid Wisniewski | 7-5,6-3 |
| ITF M25 Poznan | 2022/08/21 16:00 | Dawid Wisniewski v Sandro Szic | 2-6,7-5,10-5 |
| ITF M25 Marburg | 2023/07/03 08:00 | Markus Malaszszak v Anthony Genov | 3-6,6-7 |
| German Championship | 2022/12/08 12:00 | Markus Malaszszak v Lewie Lane | 3-6,2-6 |