Stadium: Court 1 Round: 25 Ground: Clay
| ITF M25 Benicarlo | 2023/11/06 09:00 | Oscar Jose Gutierrez v Iker Sevilla | 6-1,6-1 |
| ITF M25 Benicarlo | 2023/11/05 08:30 | Oscar Jose Gutierrez v Darius Florin Pop | 6-3,6-2 |
| ITF M25 Mulhouse | 2023/10/29 16:40 | Oscar Jose Gutierrez v Antoine Walch | 2-6,1-6 |
| ITF M15 Castellon | 2023/10/19 07:25 | Sergi Perez Contri v Oscar Jose Gutierrez | 6-4,4-6,6-4 |
| ITF M15 Castellon | 2023/10/18 07:30 | Ignacio Parisca v Oscar Jose Gutierrez | 4-6,6-7 |
| ITF M15 Castellon | 2023/10/17 07:30 | Oscar Jose Gutierrez v Sergi Fita Juan | 6-1,6-1 |
| ITF M15 Castellon | 2023/10/16 11:00 | Oscar Jose Gutierrez v Asier Civera Martinez | 6-0,6-0 |
| ITF M15 Castellon | 2023/10/15 10:00 | Oscar Jose Gutierrez v Valentin Lapalu | 7-6,7-6 |
| ITF M15 Monastir | 2023/11/23 13:30 | Marcel Zielinski v Cyril Vandermeersch | 3-6,2-6 |
| ITF M15 Monastir | 2023/11/21 08:00 | Marcel Zielinski v Jakub Filip | 7-5,6-2 |
| ITF M15 Monastir | 2023/11/15 08:30 | Marcel Zielinski v Simon Beaupain | 3-6,1-6 |
| ITF M15 Bad Waltersdorf | 2023/10/08 08:00 | Marcel Zielinski v Branko Djuric | 1-6,2-6 |
| ITF M15 Bad Waltersdorf | 2023/10/07 11:10 | Marcel Zielinski v Sebastian Sorger | 6-1,6-3 |
| ITF M15 Bad Waltersdorf | 2023/10/06 10:10 | Marcel Zielinski v David Pichler | 6-4,5-7,6-1 |
| ITF M15 Bad Waltersdorf | 2023/10/05 11:45 | Matthias Ujvary v Marcel Zielinski | 4-6,7-6,2-6 |
| ITF M15 Bad Waltersdorf | 2023/10/04 12:20 | Patrick Zahraj v Marcel Zielinski | 7-6,3-6,0-6 |