Stadium: Court 1 Round: 26 Ground: Clay
| ITF Portugal F7 | 2017/04/17 09:00 | Rafael Matos v Ignacio Monzon | 4-6,6-7 |
| ITF Brazil F5 | 2018/10/16 13:00 | Ignacio Monzon v Rai Vicente de Araujo | 7-6,6-3 |
| ITF Bolivia F3 | 2018/09/28 14:00 | Ignacio Monzon v Andres Urrea | 5-7,4-6 |
| ITF Bolivia F3 | 2018/09/26 14:00 | Ignacio Monzon v Antonio Cayetano March | 2-6,6-4,6-4 |
| ITF Bolivia F3 | 2018/09/25 16:35 | Ignacio Monzon v Cleiner Caceres | 6-4,6-1 |
| ITF Bolivia F2 | 2018/09/19 01:00 | Ignacio Monzon v Raul Garcia | 2-6,4-6 |
| ITF Bolivia F1 | 2018/09/12 21:45 | Ignacio Monzon v Matias Zukas | 6-7,3-6 |
| ITF Bolivia F1 | 2018/09/11 22:40 | Sebastian Eguez v Ignacio Monzon | 6-3,3-6,1-6 |
| ITF Belgium F10 | 2018/08/29 11:00 | Nikolas Sanchez Izquierdo v Ignacio Monzon | 6-0,6-1 |
| ITF Brazil F5 | 2018/10/15 16:30 | Federico Moreno v Rafael Matos | 4-6,4-6 |
| Challenger Campinas | 2018/10/01 15:00 | Tomas Barrios Vera v Rafael Matos | 6-2,6-4 |
| ITF Argentina F5 | 2018/09/13 15:35 | Gonzalo Villanueva v Rafael Matos | 6-2,6-2 |
| ITF Argentina F5 | 2018/09/12 14:50 | Luciano Tacchi v Rafael Matos | 5-7,7-5,3-6 |
| ITF Argentina F5 | 2018/09/10 16:05 | Daniil Zarichanskiy v Rafael Matos | 1-6,0-6 |
| ITF Argentina F4 | 2018/09/06 17:50 | Rafael Matos v Santiago Rodriguez Taverna | 7-5,0-6,0-6 |
| ITF Argentina F4 | 2018/09/05 14:30 | Rafael Matos v Lorenzo Gagliardo | 6-1,6-1 |
| ITF Argentina F4 | 2018/09/03 14:45 | Rafael Matos v Alejo Vilaro | 6-2,6-1 |