Stadium: Court 5 Vale do Lobo Round: 26
| ITF Portugal F21 | 2017/10/08 09:30 | Joao Monteiro v Raphael Baltensperger | 3-6,6-4,6-3 |
| Challenger Mestre | 2018/05/24 10:25 | Joao Monteiro v Mitchell Krueger | 6-7,3-6 |
| Challenger Mestre | 2018/05/23 14:35 | Joao Monteiro v Mario Vilella Martinez | 7-5,6-7,6-1 |
| Challenger Lisbon | 2018/05/15 13:10 | Taro Daniel v Joao Monteiro | 7-6,7-6 |
| Challenger Braga | 2018/05/07 12:20 | Joao Monteiro v Gleb Sakharov | 6-2,3-6,2-6 |
| ATP Estoril Qual | 2018/04/30 13:45 | Ricardo Ojeda Lara v Joao Monteiro | 6-3,2-6,6-3 |
| ATP Estoril Qual | 2018/04/29 12:35 | Joao Monteiro v Stephane Robert | 6-3,6-7,7-6 |
| ITF Portugal F8 | 2018/04/20 12:40 | Joao Monteiro v Tiago Cacao | 4-6,5-7 |
| ITF Portugal F8 | 2018/04/19 13:05 | Joao Monteiro v Niels Desein | 6-2,6-7,6-4 |
| ITF Italy F12 | 2018/05/27 08:30 | Raphael Baltensperger v Tommaso Roggero | 7-5,7-5 |
| ITF Italy F12 | 2018/05/26 08:00 | Raphael Baltensperger v Lorenzo Corioni | 6-3,3-6,6-3 |
| Challenger Aix en Provence Qual | 2018/05/06 12:30 | Raphael Baltensperger v Alexei Popyrin | 1-6,4-6 |
| Challenger Aix en Provence Qual | 2018/05/05 12:10 | Matthew Dellavedova v Raphael Baltensperger | 2-6,6-4,6-7 |
| ITF Poland F1 | 2018/04/30 10:00 | Raphael Baltensperger v Peter Heller | 2-6,6-7 |
| Challenger St Brieuc Qual | 2018/03/24 18:50 | Raphael Baltensperger v Matteo Martineau | 6-7,0-6 |
| ITF Egypt F9 | 2018/03/13 08:00 | Raphael Baltensperger v Christopher Diaz-Figueroa | 5-7,2-6 |
| ITF Egypt F8 | 2018/03/07 09:20 | Cristian Carli v Raphael Baltensperger | 6-3,7-6 |