Stadium: Court 3 Round: 62
| ITF Portugal F19 | 2018/09/29 14:00 | Maximiliano R-Mayorga v Goncalo Ferreira | 2-6,1-6 |
| ITF Portugal F13 | 2018/07/29 08:30 | Socrates Leon Tsoronis v Maximiliano R-Mayorga | 6-1,6-2 |
| ITF Portugal F11 Qual | 2018/07/02 11:00 | Maximiliano R-Mayorga v Guilherme W Osorio | 2-6,1-6 |
| ITF Portugal F11 Qual | 2018/07/01 09:00 | Tomas Luis v Maximiliano R-Mayorga | 4-6,5-7 |
| ITF Portugal F10 | 2018/06/23 12:00 | Maximiliano R-Mayorga v Marko Vejnovic | 3-6,2-6 |
| ITF Portugal F2 Qual | 2018/02/25 10:00 | Maximiliano R-Mayorga v Miguel Vallejo | 6-4,2-6,3-6 |
| ITF Portugal F2 Qual | 2018/02/24 12:30 | Takahiro Kubo v Maximiliano R-Mayorga | 2-6,4-6 |
| ITF Zimbabwe F3 | 2017/06/24 07:00 | Warren Kuhn v Maximiliano R-Mayorga | 6-1,6-0 |
| ITF Portugal F18 | 2018/09/22 09:00 | Joao Graca v Afonso Portugal | 4-6,7-6,6-2 |
| ITF Portugal F12 Qual | 2018/07/23 15:45 | Dan Dowson v Afonso Portugal | 6-2,6-2 |
| ITF Portugal F9 | 2018/06/18 12:20 | Afonso Portugal v Aaron Cortes Alcaraz | 2-6,2-6 |
| ITF Portugal F9 | 2018/06/17 09:00 | Lucas Gessner v Afonso Portugal | 2-6,0-6 |
| ITF Portugal F9 | 2018/06/16 10:00 | Afonso Portugal v Guilherme Silva | 6-2,6-0 |
| ITF Portugal F8 Qual | 2018/04/14 10:30 | Manuel Almeida v Afonso Portugal | 6-2,4-6,7-6 |
| ITF Portugal F7 Qual | 2018/04/08 18:00 | Afonso Portugal v Daniel Batista | 4-6,2-6 |
| ITF Portugal F7 Qual | 2018/04/07 15:30 | Joao Guerra v Afonso Portugal | 3-6,6-2,4-6 |