Stadium: Court 9 Round: 25
| ITF Portugal F15 | 2018/08/13 08:30 | Bernardo A P E Oliveira v George Houghton | 4-6,7-6,3-6 |
| ITF Portugal F15 | 2018/08/12 11:30 | George Houghton v Joao Antonio | 6-4,6-3 |
| ITF Portugal F14 | 2018/08/06 08:30 | Andrea Bolla v George Houghton | 6-4,7-6 |
| Challenger Loughborough Qual | 2018/05/20 14:05 | George Houghton v Jurij Rodionov | 3-6,4-6 |
| Challenger Loughborough Qual | 2018/05/19 14:15 | Isaac Stoute v George Houghton | 3-6,4-6 |
| ITF Great Britain F3 | 2018/02/13 13:50 | Edward Corrie v George Houghton | 6-3,6-4 |
| ITF Great Britain F3 Qual | 2018/02/12 10:30 | George Houghton v Alexander Maggs | 6-2,6-2 |
| ITF Great Britain F3 Qual | 2018/02/11 12:00 | Juan Sebastian Gomez v George Houghton | 6-7,2-6 |
| ITF Portugal F15 | 2018/08/13 08:30 | Francisco Dias v Alexander Donski | 6-7,6-2,3-6 |
| ITF Portugal F15 | 2018/08/12 08:30 | Simao Alves v Alexander Donski | 6-1,3-6,6-7 |
| 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 Eduardo Morais | 6-1,6-3 |
| ITF Portugal F14 | 2018/08/05 07:00 | Alexander Donski v Afonso Salgado | 2-6,7-6,6-0 |
| ITF Portugal F11 Qual | 2018/07/03 08:30 | Socrates Leon Tsoronis v Alexander Donski | 6-3,6-3 |
| ITF Portugal F11 Qual | 2018/07/02 11:00 | Fernando Andre v Alexander Donski | 2-6,3-6 |