Stadium: Court 5 Round: 62 Ground: Hardcourt outdoor
| ITF Spain F10 Qual | 2018/04/22 14:00 | Hernando Ruano, Jorge v Mardones, Bruno | 7-5,6-2 |
| ITF Spain F10 Qual | 2018/04/21 15:30 | Verdugo Vicente, Saul v Mardones, Bruno | 2-6,0-6 |
| ITF Spain F9 Qual | 2018/04/15 10:30 | Mardones, Bruno v Cortes Alcaraz, Aaron | 1-6,3-6 |
| ITF Portugal F6 Qual | 2018/03/26 12:20 | Dischinger, Eduardo v Mardones, Bruno | 6-4,3-6,6-1 |
| ITF Portugal F6 Qual | 2018/03/25 09:00 | Bourcet, Tony v Mardones, Bruno | 3-6,7-5,6-7 |
| ITF Portugal F5 Qual | 2018/03/21 10:00 | Severino, Carlos Eduardo v Mardones, Bruno | 6-2,6-2 |
| ITF Portugal F5 Qual | 2018/03/19 13:30 | Diarra, Gibril v Mardones, Bruno | 4-6,3-6 |
| ITF Portugal F5 Qual | 2018/03/18 12:30 | Stepanov Zyabtchenko, Felipe v Mardones, Bruno | 6-3,6-7,0-6 |
| ITF Spain F10 Qual | 2018/04/23 09:30 | Pla Malfeito, Jaume v Carlos Sanchez Jover | 6-3,6-4 |
| ITF Spain F10 Qual | 2018/04/22 14:00 | Pol Martin Tiffon v Carlos Sanchez Jover | 2-6,7-5,6-7 |
| ITF Spain F10 Qual | 2018/04/21 11:00 | Carlos Sanchez Jover v Fornell-Mestres, Marc | 6-3,6-2 |
| Challenger Alicante Qual | 2018/03/31 08:30 | Carlos Sanchez Jover v Federico Gaio | 3-6,4-6 |
| ITF Tunisia F7 | 2018/02/17 08:00 | Carlos Sanchez Jover v Damiens, Antoine | 4-6,2-6 |
| ITF Spain F5 | 2018/02/14 09:30 | Carlos Sanchez Jover v Giner, Marc | 4-6,1-6 |
| ITF Tunisia F38 | 2017/12/06 12:30 | Carlos Sanchez Jover v Dougaz, Aziz | 6-7,3-6 |
| ITF Tunisia F38 | 2017/12/04 08:30 | Arh, Anze v Carlos Sanchez Jover | 5-7,6-3,6-7 |