Stadium: Court 1 Round: 62
| ITF Portugal F20 | 2018/10/07 08:00 | Gatev, Maximilian v Almeida, Tomas | 0-6,2-6 |
| ITF Portugal F19 | 2018/10/03 11:55 | Almeida, Tomas v Gil, Fred | 0-6,3-6 |
| ITF Portugal F18 | 2018/09/22 13:00 | Salgado, Afonso v Almeida, Tomas | 4-6,7-5,6-1 |
| ITF Portugal F16 | 2018/08/19 08:30 | Benitez Chavarriaga, Juan Manuel v Almeida, Tomas | 6-0,6-3 |
| ITF Portugal F16 | 2018/08/18 13:00 | Almeida, Tomas v Price, Cameron | 6-1,6-2 |
| ITF Portugal F15 | 2018/08/12 11:30 | Binding, Jonathan v Almeida, Tomas | 6-3,6-0 |
| ITF Portugal F15 | 2018/08/11 14:00 | Valentin De Carvalho v Almeida, Tomas | 4-6,0-6 |
| ITF Portugal F14 | 2018/08/08 12:30 | Almeida, Tomas v Frederico Ferreira Silva | 2-6,2-6 |
| ITF Portugal F20 | 2018/10/07 08:00 | van Der Horst, Tim v Rodeia, Andre | 6-2,6-1 |
| ITF Portugal F20 | 2018/10/06 11:00 | van Der Horst, Tim v Revkov, Roman | 6-3,6-1 |
| ITF Portugal F19 | 2018/10/04 13:05 | Monteiro, Joao v van Der Horst, Tim | 6-4,6-2 |
| ITF Portugal F19 | 2018/10/03 09:00 | van Der Horst, Tim v Ferreira, Goncalo | 6-4,6-4 |
| ITF Netherlands F5 | 2018/08/18 08:00 | Konings, Ruben v van Der Horst, Tim | 6-2,6-2 |
| ITF Netherlands F4 | 2018/08/11 09:00 | Borg, Maikel v van Der Horst, Tim | 3-6,6-1,6-1 |
| ITF Belgium F7 Qual | 2018/08/05 08:00 | Peters, Flemming v van Der Horst, Tim | 6-2,6-4 |
| ITF Belgium F7 Qual | 2018/08/04 07:30 | Hugounenq, Arthur v van Der Horst, Tim | 4-6,3-6 |