Stadium: Court 22 Round: 62 Ground: Clay
| ITF M15 - Antalya | 2023/03/05 06:30 | Marcel Zielinski v Markus Wunder | 6-4,6-2 |
| ITF M25 - Antalya | 2023/02/02 08:55 | Marcel Zielinski v Alex Barrena | 7-6,2-6,4-6 |
| ITF M25 - Antalya | 2023/02/01 10:30 | Aleksandr Lobanov v Marcel Zielinski | 4-6,0-6 |
| ITF M25 - Antalya | 2023/01/31 08:50 | Marcel Zielinski v Lazar Vojinovic | 6-1,6-1 |
| ITF M25 - Antalya | 2023/01/30 11:45 | Marcel Zielinski v Jannik Maute | 6-4,6-1 |
| ITF M15 - Antalya | 2023/01/27 07:00 | Alex Barrena v Marcel Zielinski | 6-4,6-3 |
| ITF M15 - Antalya | 2023/01/26 06:30 | Obrad Markovski v Marcel Zielinski | 0-6,1-6 |
| ITF M15 - Antalya | 2023/01/24 11:35 | Marcel Zielinski v Stefan Palosi | 4-6,6-4,6-4 |
| ITF M15 - Antalya | 2023/02/23 07:00 | Stepan Mruzek v Max Alcala Gurri | 2-6,2-6 |
| ITF M15 - Antalya | 2023/02/22 07:00 | Stepan Mruzek v Arthur Reymond | 6-2,6-0 |
| ITF M15 - Antalya | 2023/02/21 08:35 | Marsel Ilhan v Stepan Mruzek | 0-6,1-6 |
| ITF M15 - Antalya | 2023/02/20 10:10 | Stepan Mruzek v Kaya Arinc | 6-1,6-2 |
| ITF M15 - Vilnius | 2023/01/17 08:00 | Lukas Pokorny v Stepan Mruzek | 6-1,7-5 |
| ITF M15 - Vilnius | 2023/01/16 07:55 | Peetu Pohjola v Stepan Mruzek | 6-7,6-0,0-10 |
| ITF M15 - Vilnius | 2023/01/15 08:00 | Stepan Mruzek v Aliaksey Matsiush | 6-4,6-4 |
| ITF M15 - Heraklion | 2022/10/09 08:00 | Alex Finkelstein v Stepan Mruzek | 6-3,6-4 |