Stadium: Court 3 Round: 26 Ground: Clay
| ITF M15 Szczawno | 2023/08/30 10:05 | Patrick Zahraj v Benedikt Henning | 3-6,6-1,6-1 |
| ITF M15 Caslano | 2023/08/24 09:15 | Patrick Zahraj v Rodrigo Alujas | 6-3,6-4 |
| ITF M15 Caslano | 2023/08/22 07:00 | Nicolas Kobelt v Patrick Zahraj | 3-6,1-6 |
| ITF M25 Muttenz | 2023/08/16 10:15 | Patrick Zahraj v Matteo Martineau | 4-6,2-6 |
| ITF M25 Muttenz | 2023/08/15 12:30 | Patrick Zahraj v Serafin Zund | 6-3,6-1 |
| ITF M25 Muttenz | 2023/08/14 16:05 | Patrick Zahraj v Umberto Maria Giovannini | 6-2,6-1 |
| ITF M15 Eindhoven | 2023/08/01 13:45 | Patrick Zahraj v Christian Lerby | 4-6,3-6 |
| ITF M25 Telfs | 2023/07/19 11:00 | Patrick Zahraj v Sandro Kopp | 4-6,1-6 |
| ITF M15 Szczawno | 2023/08/30 08:35 | Adam Majchrzak v Marcel Zielinski | 2-6,3-6 |
| ITF M15 Huy | 2023/08/25 08:00 | Marcel Zielinski v Felix Corwin | 6-1,1-6,3-6 |
| ITF M15 Huy | 2023/08/23 14:10 | Marcel Zielinski v Lautaro Agustin Falabella | 6-3,6-4 |
| ITF M15 Frankfurt Nad Mohanem | 2023/08/09 13:00 | Jakob Schnaitter v Marcel Zielinski | 6-7,6-2,6-2 |
| ITF M15 Eindhoven | 2023/08/03 11:20 | Elmer Moller v Marcel Zielinski | 6-3,6-1 |
| ITF M15 Eindhoven | 2023/08/01 15:20 | Alexis Boureau v Marcel Zielinski | 1-6,1-6 |
| ITF M25 Esch/Alzette | 2023/07/13 14:30 | Marcel Zielinski v Brian Bozemoj | 6-2,6-4 |
| ITF M25 Esch/Alzette | 2023/07/12 11:35 | Marcel Zielinski v Boris Fassbender | 6-3,6-1 |