Stadium: Court 14 Round: 26 Ground: Hardcourt outdoor
| Challenger Seville | 2023/09/04 15:20 | Valentin Royer v Mario G Fernandez | 6-3,7-6 |
| ITF M15 Monastir | 2023/08/16 08:30 | Mario G Fernandez v Daniele Rapagnetta | 6-3,6-1 |
| ITF M15 Monastir | 2023/08/14 14:00 | Mario G Fernandez v Vito Dell'Elba | 6-2,6-0 |
| ITF M15 Monastir | 2023/08/13 08:00 | Mario G Fernandez v Christopher Chien | 6-0,6-0 |
| ITF M15 Monastir | 2023/08/10 09:35 | Mikhail Gorokhov v Mario G Fernandez | 6-3,7-6 |
| ITF M15 Monastir | 2023/08/09 09:05 | Omar Knani v Mario G Fernandez | 0-6,1-6 |
| ITF M25 Porto | 2023/07/28 13:20 | Kenny de Schepper v Mario G Fernandez | 6-3,6-2 |
| ITF M25 Porto | 2023/07/27 17:45 | Mario G Fernandez v Jaime Faria | 7-6,6-7,7-6 |
| ITF M15 Vienna | 2023/09/01 08:00 | Matthew William Donald v Peter Heller | 2-6,3-6 |
| ITF M15 Vienna | 2023/08/31 12:05 | Matthew William Donald v Tomas Lanik | 6-4,6-4 |
| ITF M15 Uberlingen | 2023/08/16 08:00 | Matthew William Donald v Aleksandre Metreveli | 6-4,1-6,4-6 |
| ITF M15 Frankfurt Am Main | 2023/08/08 09:00 | Kai Lemstra v Matthew William Donald | 6-3,6-1 |
| ITF M15 Monastir | 2023/07/28 08:30 | Kris Van Wyk v Matthew William Donald | 6-1,6-4 |
| ITF M15 Monastir | 2023/07/27 10:25 | Matthew William Donald v Dylan Salton | 6-1,6-1 |
| ITF M15 Monastir | 2023/07/26 10:00 | Matthew William Donald v Gabriele Bosio | 4-6,6-2,6-3 |
| ITF M15 Monastir | 2023/07/18 10:20 | Kody Pearson v Matthew William Donald | 6-1,6-2 |