Stadium: Court 1 Round: 26 Ground: Hardcourt outdoor
| ITF Portugal F6 | 2018/03/27 14:55 | Monteiro, Joao v Neuchrist, Maximilian | 7-6,6-4 |
| ITF Portugal F5 | 2018/03/24 15:05 | Monteiro, Joao v Lloyd Harris | 3-6,4-6 |
| ITF Portugal F5 | 2018/03/23 10:00 | Monteiro, Joao v Cacao, Tiago | 6-4,6-1 |
| ITF Portugal F5 | 2018/03/22 16:25 | Monteiro, Joao v Kenneth Raisma | 6-4,6-1 |
| ITF Portugal F5 | 2018/03/21 17:15 | Monteiro, Joao v Sieber, Marc | 5-7,6-3,6-2 |
| Challenger Santiago Qual | 2018/03/04 17:10 | Monteiro, Joao v Juan Pablo Ficovich | 2-6,3-6 |
| Challenger Santiago Qual | 2018/03/03 18:55 | Monteiro, Joao v Thiago Seyboth Wild | 6-4,7-6 |
| Challenger - Punta del Este | 2018/02/26 23:45 | Guido Andreozzi v Monteiro, Joao | 2-6,7-6,6-4 |
| ITF Portugal F6 | 2018/03/27 13:35 | David Pichler v Virgili, Adelchi | 7-5,6-1 |
| ITF Portugal F5 | 2018/03/21 15:40 | David Pichler v Lloyd Harris | 4-6,2-6 |
| Portugal F4, Singles Qualifying | 2018/03/13 11:00 | David Pichler v Bothwell, Peter | 7-6,2-6,2-6 |
| ITF Italy F1 | 2018/02/27 16:50 | Barbosa, Romain v David Pichler | 6-7,6-3,6-2 |
| ITF Great Britain F3 | 2018/02/13 13:05 | Hoyt, Evan v David Pichler | 5-7,7-5,6-2 |
| ITF Great Britain F2 | 2018/02/08 13:35 | Haim, Matthias v David Pichler | 3-6,6-3,6-1 |
| ITF Great Britain F2 | 2018/02/07 12:30 | Gray, Jonathan v David Pichler | 4-6,6-1,6-7 |
| ITF Great Britain F1 | 2018/02/01 11:35 | David Pichler v Pauffley, Neil | 6-4,4-6,4-6 |