Stadium: Court 9 Round: 62
| ITF Portugal F15 | 2018/08/11 08:30 | Alves, Simao v Brancal, Henrique | 7-5,7-5 |
| ITF Portugal F14 | 2018/08/07 14:20 | Ocleppo, Julian v Alves, Simao | 6-1,4-6,6-1 |
| ITF Portugal F13 | 2018/08/01 12:00 | Alves, Simao v Ocleppo, Julian | 1-6,4-6 |
| ITF Portugal F13 | 2018/07/30 09:00 | Alves, Simao v Sigurdsson, Egill | 7-6,3-6,6-2 |
| ITF Portugal F12 Qual | 2018/07/21 12:00 | Poncelet, Victor v Alves, Simao | 7-6,7-6 |
| ITF Portugal F11 Qual | 2018/07/02 11:00 | Da Silva, Gabriel Ciro v Alves, Simao | 6-2,6-1 |
| ITF Portugal F8 Qual | 2018/04/16 16:05 | Prechtel, Sebastian v Alves, Simao | 6-2,5-7,6-4 |
| ITF Portugal F8 Qual | 2018/04/15 11:30 | Alves, Simao v Moura, Hugo | 6-2,6-1 |
| ITF Portugal F14 | 2018/08/09 10:50 | Alexander Donski v Goncalo Falcao | 2-6,0-6 |
| ITF Portugal F14 | 2018/08/08 15:35 | Sora Fukuda v Alexander Donski | 6-7,3-6 |
| ITF Portugal F14 | 2018/08/06 08:30 | Alexander Donski v Morais, Eduardo | 6-1,6-3 |
| ITF Portugal F14 | 2018/08/05 07:00 | Alexander Donski v Salgado, Afonso | 2-6,7-6,6-0 |
| ITF Portugal F11 Qual | 2018/07/03 08:30 | Tsoronis, Socrates Leon v Alexander Donski | 6-3,6-3 |
| ITF Portugal F11 Qual | 2018/07/02 11:00 | Andre, Fernando v Alexander Donski | 2-6,3-6 |
| ITF Portugal F10 | 2018/06/28 16:05 | Alexander Donski v Gil, Fred | 4-6,2-6 |
| ITF Portugal F10 | 2018/06/27 10:30 | Leote Prata, Martim v Alexander Donski | 1-6,7-6,3-6 |