Stadion: Court 1 Round: 54 Ground: Clay
| ITF - M15 - Telde | 2023/04/16 08:00 | Marcel Zielinski v Iker Urribarrens | 7-6,6-2 |
| 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 - Telde | 2023/04/16 07:00 | Ian Luca Cervantes Tomas v Jack Karlsson Winstrand | 7-6,0-6,10-8 |
| ITF - M15 - Telde | 2023/04/09 07:00 | Noah Lopez v Ian Luca Cervantes Tomas | 7-5,6-4 |
| ITF - M25 - Reus | 2023/04/02 08:30 | Michael Zhu v Ian Luca Cervantes Tomas | 7-5,6-2 |
| ITF - M25 - Quinta Do Lago | 2023/03/10 10:00 | Diego F Flores v Ian Luca Cervantes Tomas | 6-2,6-2 |
| ITF - M25 - Quinta Do Lago | 2023/03/08 16:30 | Niels Visker v Ian Luca Cervantes Tomas | 3-6,4-6 |
| ITF - M25 - Quinta Do Lago | 2023/03/08 13:45 | Ian Luca Cervantes Tomas v Peter Sychev | 6-0,6-3 |
| ITF - M25 - Quinta Do Lago | 2023/03/07 12:30 | Rafael Mazon-Hernandez v Ian Luca Cervantes Tomas | 3-6,0-6 |
| ITF - M25 - Loulé | 2023/02/27 11:40 | Guy Den Ouden v Ian Luca Cervantes Tomas | 6-3,6-3 |