Stadium: Platz 3 Round: 25
| ITF M15 Monastir | 2023/08/22 11:50 | Martin Landaluce v Leopold Zima | 6-7,6-1,6-4 |
| ITF M15 Eupen | 2023/08/09 11:25 | Maik Steiner v Leopold Zima | 6-3,6-3 |
| ITF M15 Metzingen | 2023/07/26 11:00 | Leopold Zima v Yannik Kelm | 5-7,6-2,1-6 |
| ITF M25 Klosters | 2023/07/06 11:45 | Benjamin Lock v Leopold Zima | 6-3,6-7,6-2 |
| ITF M25 Cattolica | 2023/06/21 12:00 | Leopold Zima v Julian Ocleppo | 6-7,0-6 |
| ITF M25 Cattolica | 2023/06/20 13:40 | Leopold Zima v Marco De Rossi | 6-3,4-6,6-2 |
| ITF M25 Cordoba | 2023/06/05 16:00 | Leopold Zima v Sam K Baumgartner | 6-4,6-2 |
| ITF M25 Cordoba | 2023/06/05 07:00 | Leopold Zima v Artem Alekseychuk | 7-6,6-1 |
| ITF M15 Frankfurt Am Main | 2023/08/07 08:00 | Michael Agwi v Markus Malaszszak | 6-1,6-3 |
| ITF M25 Wetzlar | 2023/08/03 07:55 | Tim Handel v Markus Malaszszak | 6-3,6-1 |
| ITF M25 Wetzlar | 2023/08/01 13:10 | Markus Malaszszak v Jeremy Schifris | 6-3,6-4 |
| ITF M15 Metzingen | 2023/07/23 07:30 | Dawid Wisniewski v Markus Malaszszak | 3-6,1-6 |
| 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 |