Stadium: Court 1 Round: 54 Ground: Clay
| ITF M15 Telde | 2023/04/14 09:00 | Marcel Zielinski v Vilius Gaubas | 4-6,2-6 |
| ITF M15 Telde | 2023/04/13 09:00 | Michael Zhu v Marcel Zielinski | 2-6,1-6 |
| ITF M15 Telde | 2023/04/11 10:40 | Rodrigo Mora Clement v Marcel Zielinski | 6-4,0-6,0-6 |
| ITF M15 Antalya | 2023/03/12 10:30 | Marcel Zielinski v Andrea Fiorentini | 1-6,2-6 |
| ITF M15 Antalya | 2023/03/09 07:00 | Sean Cuenin v Marcel Zielinski | 6-3,6-0 |
| ITF M15 Antalya | 2023/03/08 11:30 | Marcel Zielinski v Rimpei Kawakami | 6-3,1-6,6-4 |
| ITF M15 Antalya | 2023/03/07 07:00 | Marcel Zielinski v Carlo Alberto Fossati | 3-6,7-6,10-5 |
| ITF M15 Antalya | 2023/03/06 07:30 | Marcel Zielinski v Stepan Mruzek | 6-1,6-1 |
| ITF M25 Reus | 2023/04/05 13:45 | Vilius Gaubas v Iker Urribarrens | 6-2,6-2 |
| UTR Pro Barcelona | 2023/03/10 10:47 | Jordi Mas De Ugarte v Iker Urribarrens | 7-5,2-6,1-6 |
| UTR Pro Barcelona | 2023/03/09 07:00 | Kuzey Cekirge v Iker Urribarrens | 7-5,5-2 |
| UTR Pro Barcelona | 2023/03/07 11:22 | Kaua Lorenzo Santos Gava v Iker Urribarrens | 2-6,1-6 |
| UTR Pro Barcelona | 2023/03/06 08:00 | Iker Urribarrens v Quentin Robert | 4-6,6-2,6-3 |
| ITF M25 Torello | 2023/02/27 10:30 | Iker Urribarrens v Paul Cayre | 5-7,2-6 |
| ITF M25 Faro | 2023/02/20 16:00 | Iker Urribarrens v Vilius Gaubas | 4-6,6-3,6-10 |
| ITF M25 Faro | 2023/02/19 13:00 | Iker Urribarrens v Hillel Rousseau | 6-1,5-7,10-5 |