Stadium: Court 13 Round: 26 Ground: Hardcourt outdoor
| ITF Spain F19 | 2018/07/16 16:00 | Omar Salman v Carlos Lopez Montagud | 4-6,3-6 |
| ITF Spain F10 | 2018/04/24 08:00 | Marc Giner v Carlos Lopez Montagud | 6-0,4-6,6-4 |
| ITF Spain F10 Qual | 2018/04/23 09:00 | Carlos Lopez Montagud v Sergi Perez Contri | 7-6,6-4 |
| ITF Spain F10 Qual | 2018/04/22 14:00 | Sergio Martos Gornes v Carlos Lopez Montagud | 3-6,6-2,4-6 |
| ITF Spain F10 Qual | 2018/04/21 12:00 | Carlos Lopez Montagud v Alvar G Medina | 6-1,6-1 |
| ITF Spain F9 | 2018/04/18 12:30 | Carlos Lopez Montagud v Mikhail Korovin | 2-6,3-6 |
| ITF Spain F6 Qual | 2018/03/11 10:30 | Carlos Lopez Montagud v Francisco Andreu Garcia | 3-6,6-7 |
| ITF Spain F5 | 2018/02/12 09:30 | Mikhail Korovin v Carlos Lopez Montagud | 4-6,6-1,6-3 |
| ITF Spain F19 | 2018/07/16 14:00 | Abhinav Sanjeev Shanmugam v Rafael Matos | 1-6,1-6 |
| ITF Italy F18 | 2018/07/10 19:00 | Rafael Matos v Zhizhen Zhang | 3-6,6-7 |
| Challenger Marburg Qual | 2018/06/30 16:00 | Rafael Matos v Federico Gaio | 3-6,4-6 |
| ITF Czech Republic F4 | 2018/06/27 08:00 | Marko Miladinovic v Rafael Matos | 6-3,6-4 |
| ITF Czech Republic F4 | 2018/06/25 08:00 | Daniel Rabas v Rafael Matos | 4-6,2-6 |
| ITF Hungary F5 | 2018/06/19 08:00 | Rafael Matos v Jelle Sels | 2-6,3-6 |
| ITF Brazil F4 | 2018/05/18 15:00 | Rafael Matos v Joao Lucas Reis da Silva | 3-6,4-6 |
| ITF Brazil F4 | 2018/05/17 15:00 | Rafael Matos v Gabriel Ciro Da Silva | 6-2,6-1 |