Stadium: Vale do Lobo 9 Round: 60 Ground: Hardcourt outdoor
| ITF Portugal F2 Qual | 2018/02/24 12:30 | Igor Marcondes v Quentin Gueydan | 6-7,1-6 |
| ITF Portugal F1 | 2018/02/19 10:00 | Quentin Gueydan v Francisco Dias | 3-6,1-6 |
| Challenger Cherbourg Qual | 2018/02/10 12:20 | Quentin Gueydan v Mikhail Elgin | 6-7,1-6 |
| Challenger Quimper Qual | 2018/01/28 13:40 | Matteo Donati v Quentin Gueydan | 6-4,7-6 |
| Challenger Quimper Qual | 2018/01/27 13:10 | Quentin Gueydan v Clement Larriere | 2-6,7-5,6-1 |
| Challenger Rennes Qual | 2018/01/21 15:45 | Quentin Gueydan v Tristan Lamasine | 6-4,1-6,4-6 |
| Challenger Rennes Qual | 2018/01/21 09:00 | Konstantin Kravchuk v Quentin Gueydan | 4-6,3-6 |
| ITF France F2 Qual | 2018/01/14 10:00 | Maxime Tchoutakian v Quentin Gueydan | 6-3,6-1 |
| ITF Portugal F2 Qual | 2018/02/24 12:30 | Joao Antonio v Zakhar Trapeznikov | 6-2,6-2 |
| ITF Portugal F1 | 2018/02/21 14:45 | Joao Antonio v Igor Marcondes | 0-6,2-6 |
| ITF Portugal F1 | 2018/02/19 16:30 | Joao Antonio v Alberto C Sanchez | 3-6,6-4,6-3 |
| ITF Portugal F1 | 2018/02/19 10:00 | Maxence Broville v Joao Antonio | 4-6,2-6 |
| ITF Portugal F18 | 2017/08/26 09:00 | Joao Antonio v Manuel Montalvo Hidalgo | 3-6,2-6 |
| ITF Portugal F4 | 2017/03/27 14:30 | Billy Harris v Joao Antonio | 5-7,6-3,6-1 |
| ITF Portugal F4 | 2017/03/26 13:30 | Joao Antonio v Illia Stoliar | 6-2,6-1 |
| ITF Portugal F4 | 2017/03/25 10:00 | Manuel Almeida v Joao Antonio | 1-6,2-6 |