Stadium: Court 1 Round: 26 Ground: Clay
| ITF M15 Bad Waltersdorf | 2023/10/04 12:20 | Patrick Zahraj v Marcel Zielinski | 7-6,3-6,0-6 |
| ITF M15 Koszalin | 2023/09/08 10:00 | Marcel Zielinski v Patrick Zahraj | 6-3,7-5 |
| ITF M15 Szczawno | 2023/08/31 14:35 | Patrick Zahraj v Marcel Zielinski | 6-3,6-3 |
| ITF M15 Koszalin | 2024/06/12 13:10 | Yurii Dzhavakian v Marcel Zielinski | 4-6,3-6 |
| ITF M15 Grodzisk Mazowiecki | 2024/06/05 11:50 | Piotr Siekanowicz v Marcel Zielinski | 6-4,5-7,6-3 |
| ITF M15 Brcko | 2024/05/22 11:10 | Gabriele Maria Noce v Marcel Zielinski | 6-3,6-4 |
| ITF M15 Prijedor | 2024/05/16 08:00 | Marcel Zielinski v Sander Jong | 1-6,4-6 |
| ITF M15 Prijedor | 2024/05/14 16:05 | Marcel Zielinski v Liviu Popirlan | 6-0,6-2 |
| ITF M15 Doboj | 2024/05/09 08:00 | Lilian Marmousez v Marcel Zielinski | 6-1,6-1 |
| ITF M15 Doboj | 2024/05/08 07:30 | Kai Lemstra v Marcel Zielinski | 2-6,4-6 |
| ITF M15 Antalya | 2024/04/24 06:55 | Marcel Zielinski v Stijn Slump | 1-6,0-6 |
| ITF M15 Koszalin | 2024/06/12 16:05 | Markus Molder v Patrick Zahraj | 5-7,0-6 |
| ITF M15 Vrhnika | 2024/05/29 17:50 | Patrick Zahraj v Anton Matusevich | 2-6,5-7 |
| ITF M15 Villach | 2024/05/17 09:30 | Jerome Kym v Patrick Zahraj | 7-6,6-3 |
| ITF M15 Villach | 2024/05/15 08:35 | Patrick Zahraj v Michele Ribecai | 6-4,2-6,6-3 |
| ITF M15 Villach | 2024/05/13 15:35 | Patrick Zahraj v Mariano Tammaro | 6-1,4-6,6-2 |
| ITF M25 Santa Margherita | 2024/04/30 09:15 | Patrick Zahraj v Omni Kumar | 4-6,3-6 |
| ITF M15 Meerbusch | 2024/04/26 15:15 | Patrick Zahraj v John Sperle | 6-7,4-6 |
| ITF M15 Meerbusch | 2024/04/25 12:15 | Matyas Cerny v Patrick Zahraj | 6-7,3-6 |