Stadium: Court 7 Round: 25 Ground: Clay
| ITF Peru F1 | 2018/09/23 15:30 | Postay, Alan v Ferreira, Joao (Por) | 4-6,3-6 |
| ITF Portugal F18 | 2018/09/23 10:30 | Rafael I Luque v Ferreira, Joao (Por) | 6-1,6-1 |
| ITF Peru F1 | 2018/09/22 14:30 | Ferreira, Joao (Por) v Gonzalez Huerta, Ivan Rodrigo | 6-3,6-3 |
| ITF Portugal F12 Qual | 2018/07/21 09:00 | Saez-Royuela Ariza, Alvaro v Ferreira, Joao (Por) | 6-4,6-0 |
| ITF Portugal F11 Qual | 2018/06/30 08:30 | Ferreira, Joao (Por) v Vejnovic, Marko | 1-6,1-6 |
| ITF Portugal F10 | 2018/06/23 12:00 | Ferreira, Joao (Por) v Fernandes, Tiago Rodrigo | 2-6,6-7 |
| ITF Portugal F9 | 2018/06/16 09:00 | Ferreira, Joao (Por) v Grinvalds, Roberts | 1-6,6-7 |
| ITF Portugal F20 Qual | 2017/09/24 12:00 | Ferreira, Joao (Por) v Fernandez-Espinar, Carlos | 4-6,6-7 |
| ITF Argentina F6 | 2018/09/18 15:00 | Franco Agamenone v Mariano Kestelboim | 6-3,1-6,7-5 |
| ITF Belgium F10 | 2018/08/29 10:30 | Michael Geerts v Mariano Kestelboim | 6-4,6-1 |
| ITF Belgium F10 | 2018/08/28 08:00 | Guenther, Valentin v Mariano Kestelboim | 3-6,1-6 |
| ITF Netherlands F5 | 2018/08/24 08:00 | Manuel Guinard v Mariano Kestelboim | 7-6,3-6,6-4 |
| ITF Netherlands F5 | 2018/08/22 08:00 | Max Houkes v Mariano Kestelboim | 3-6,4-6 |
| ITF Netherlands F5 | 2018/08/21 08:00 | Borg, Maikel v Mariano Kestelboim | 4-6,4-6 |
| ITF Netherlands F4 | 2018/08/18 11:00 | Mariano Kestelboim v Lazov, Alexander | 3-6,2-6 |
| ITF Netherlands F4 | 2018/08/17 09:00 | Mariano Kestelboim v Titouan Droguet | 6-4,2-6,6-1 |