Stadium: TennisClub GRÜN-WEISS Ahaus E.V. - Court 4 Ground: Clay
Referee:
| ITF M15 Antalya | 2025/04/23 09:00 | Marcel Zielinski v Mert Naci Turker | 4-6,2-6 |
| ITF M15 Antalya | 2025/04/17 08:30 | Marcel Zielinski v Ryan Nijboer | 4-6,4-6 |
| ITF M15 Antalya | 2025/04/16 08:30 | Maxwell Exsted v Marcel Zielinski | 5-7,4-6 |
| ITF M15 Alaminos | 2025/03/13 07:30 | Pablo Masjuan Ginel v Marcel Zielinski | 7-6,6-4 |
| ITF M15 Alaminos | 2025/03/12 11:00 | Marcel Zielinski v Adrian Oetzbach | 6-3,4-6,7-5 |
| ITF M15 Valencia | 2025/02/12 15:17 | Max Alcala Gurri v Marcel Zielinski | 6-3,5-3 |
| ITF M15 Valencia | 2024/11/11 09:00 | Marcel Zielinski v Anas Mazdrashki | 2-6,5-7 |
| ITF M15 Valencia | 2024/11/10 13:00 | Marcel Zielinski v Pere Prat Turro | 7-6,6-3 |
| UTR Pro Dubai | 2025/03/23 05:00 | Freddie Ridout v Jimmy Yang | 4-6,2-6 |
| UTR Pro Dubai | 2025/03/22 08:15 | Joris Moret v Jimmy Yang | 2-6,7-6,1-6 |
| UTR Pro Dubai | 2025/03/21 08:45 | Alexander Zgirovsky v Jimmy Yang | 6-0,6-4 |
| UTR Pro Dubai | 2025/03/20 05:00 | Daniel Siniakov v Jimmy Yang | 4-6,1-6 |
| UTR Pro Dubai | 2025/03/18 05:00 | David Cristian Carteputreda v Jimmy Yang | 6-1,3-6,6-3 |
| UTR Pro Dubai | 2025/03/17 10:40 | Jimmy Yang v Igor Kolaric | 6-2,7-6 |
| UTR Pro Dubai | 2025/03/15 08:25 | Jimmy Yang v Michalis Sakellaridis | 6-7,5-7 |
| UTR Pro Dubai | 2025/03/14 06:30 | Daniel Bien v Jimmy Yang | 4-6,4-6 |