Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Madrid | 2023/11/29 10:15 | Stijn Slump v Dali Blanch | 3-6,1-6 |
| ITF M25 Madrid | 2023/11/28 09:00 | Stijn Slump v Stefan Cizelj-Zivkovic | 6-4,6-2 |
| ITF M25 Madrid | 2023/11/27 09:00 | Stijn Slump v Javier Molino | 6-2,6-7,10-5 |
| ITF M25 Madrid | 2023/11/26 09:00 | Stijn Slump v David Puig Molina | 6-4,6-3 |
| ITF M25 Vale Do Lobo | 2023/11/20 10:30 | Stijn Slump v Russell Henderson | 3-6,6-1,7-10 |
| ITF M25 Vale Do Lobo | 2023/11/15 11:35 | Michael Geerts v Stijn Slump | 6-4,6-4 |
| ITF M25 Vale Do Lobo | 2023/11/14 10:00 | Stijn Slump v Goncalo Falcao | 6-1,6-4 |
| ITF M25 Vale Do Lobo | 2023/11/13 11:00 | Stijn Slump v Keanu Elias Immler | 6-2,6-2 |
| ITF M15 Madrid | 2023/12/06 08:45 | Diego A B Sanchez v Mario G Fernandez | 6-3,4-6,6-1 |
| Challenger Maspalomas | 2023/11/26 10:00 | Mario G Fernandez v Jonas Forejtek | 6-2,0-6,5-7 |
| ITF M15 Alcala De Henares | 2023/11/22 11:55 | Michiel de Krom v Mario G Fernandez | 7-6,6-4 |
| ITF M25 Vale Do Lobo | 2023/11/15 13:45 | Mario G Fernandez v Francisco Rocha | 6-7,6-7 |
| ITF M25 Heraklion | 2023/11/01 09:35 | Mario G Fernandez v Francesco Forti | 6-7,6-7 |
| ITF M15 Heraklion | 2023/10/26 07:25 | Mario G Fernandez v Matthew William Donald | 5-7,3-6 |
| ITF M15 Heraklion | 2023/10/25 08:55 | Mario G Fernandez v Guy Den Heijer | 6-1,6-3 |
| ITF M25 Tavira | 2023/10/17 14:57 | Daniel Merida Aguilar v Mario G Fernandez | 6-1,6-4 |