Stadium: Pista José G.Requena Round: 27 Ground: Clay
| ITF Spain F14 | 2018/06/06 10:00 | Joao Monteiro v Niels Desein | 6-2,4-6,0-6 |
| ITF Spain F14 | 2018/06/05 09:30 | Niels Desein v Aaron Cortes Alcaraz | 6-4,7-6 |
| Challenger Bordeaux Qual | 2018/05/13 10:50 | Mathias Bourgue v Niels Desein | 6-2,7-6 |
| Challenger Bordeaux Qual | 2018/05/12 11:10 | Jonathan Eysseric v Niels Desein | 3-6,6-3,3-6 |
| ITF France F8 | 2018/04/25 09:25 | Tristan Lamasine v Niels Desein | 7-5,6-4 |
| ITF Portugal F8 | 2018/04/19 13:05 | Joao Monteiro v Niels Desein | 6-2,6-7,6-4 |
| ITF Portugal F8 | 2018/04/18 15:00 | Niels Desein v Francisco Dias | 6-1,4-6,6-1 |
| ITF Italy F7 | 2018/04/11 13:45 | Niels Desein v Andrea Collarini | 3-6,6-7 |
| ITF Spain F14 | 2018/06/06 12:30 | Antoine Bellier v David Vega Hernandez | 4-6,0-6 |
| ITF Spain F14 | 2018/06/05 14:45 | David Vega Hernandez v Pol Toledo Bague | 7-5,6-1 |
| Challenger Lisbon Qual | 2018/05/14 10:00 | David Vega Hernandez v Alejandro Davidovich Fokina | 2-6,3-6 |
| Challenger Lisbon Qual | 2018/05/13 12:20 | David Vega Hernandez v Nathaniel Lammons | 6-2,3-6,6-2 |
| Challenger Lisbon Qual | 2018/05/12 13:35 | Christopher Heyman v David Vega Hernandez | 1-6,3-6 |
| Challenger Braga | 2018/05/08 09:00 | Goncalo Oliveira v David Vega Hernandez | 7-6,4-6,6-2 |
| Challenger Braga Qual | 2018/05/06 12:20 | Zhizhen Zhang v David Vega Hernandez | 6-7,6-2,4-6 |
| Challenger Braga Qual | 2018/05/05 14:00 | David Vega Hernandez v Eduard Esteve Lobato | 2-6,6-1,6-3 |