Stadium: Court 5 Vale do Lobo Round: 26
| ITF Portugal F19 | 2018/10/06 11:00 | Monteiro, Joao v Baltensperger, Raphael | 6-4,6-4 |
| ITF Portugal F21 | 2017/10/08 09:30 | Monteiro, Joao v Baltensperger, Raphael | 3-6,6-4,6-3 |
| ITF Portugal F21 | 2018/10/16 14:00 | Monteiro, Joao v Pulgar-Garcia, Javier | 6-1,6-4 |
| ITF Portugal F20 | 2018/10/14 08:30 | Monteiro, Joao v Goldsteiner, Peter | 6-2,6-0 |
| ITF Portugal F20 | 2018/10/13 11:35 | Monteiro, Joao v Shane, Ryan | 6-2,6-1 |
| ITF Portugal F20 | 2018/10/12 10:00 | Monteiro, Joao v Butsch, Justin | 6-2,6-1 |
| ITF Portugal F20 | 2018/10/11 14:45 | Monteiro, Joao v van Der Horst, Tim | 6-4,6-4 |
| ITF Portugal F20 | 2018/10/10 10:30 | Monteiro, Joao v Davies, George | 6-2,6-4 |
| ITF Portugal F19 | 2018/10/07 09:30 | Monteiro, Joao v Gil, Fred | 2-6,5-7 |
| ITF Portugal F19 | 2018/10/06 11:00 | Monteiro, Joao v Baltensperger, Raphael | 6-4,6-4 |
| ITF Portugal F21 | 2018/10/16 09:00 | Baltensperger, Raphael v Schmidt, Gabriel | 3-6,7-5,6-4 |
| ITF Portugal F20 | 2018/10/12 08:30 | Shane, Ryan v Baltensperger, Raphael | 6-2,6-4 |
| ITF Portugal F20 | 2018/10/11 16:40 | Coelho, Fabio v Baltensperger, Raphael | 4-6,1-6 |
| ITF Portugal F20 | 2018/10/09 09:00 | Minin, Matvey v Baltensperger, Raphael | 3-6,4-6 |
| ITF Portugal F19 | 2018/10/06 11:00 | Monteiro, Joao v Baltensperger, Raphael | 6-4,6-4 |
| ITF Portugal F19 | 2018/10/05 10:00 | Cacao, Tiago v Baltensperger, Raphael | 3-6,2-6 |
| ITF Portugal F19 | 2018/10/02 09:00 | Hartmeier, Patrik v Baltensperger, Raphael | 3-6,2-6 |
| ITF Switzerland F5 | 2018/09/03 12:00 | Baltensperger, Raphael v Gomez, Lucas | 6-1,2-6,2-6 |