Stadium: Court 7 Round: 44 Ground: Hardcourt outdoor
| ITF Portugal F4 | 2018/03/10 12:30 | Joao Velloso v Luis Diego Chavez Villalpando | 1-6,2-6 |
| Challenger Rio De Janeiro Qual | 2017/11/18 13:00 | Joao Velloso v Camilo Ugo Carabelli | 0-6,0-6 |
| ITF Portugal F3 | 2018/03/07 10:00 | Dusty H. Boyer v Yanik Kaelin | 6-3,6-4 |
| ITF Portugal F3 | 2018/03/05 13:00 | Hans Albert Schubert v Yanik Kaelin | 2-6,4-6 |
| ITF Portugal F3 | 2018/03/05 10:00 | Laelson Rodrigues v Yanik Kaelin | 3-6,0-6 |
| ITF Portugal F2 Qual | 2018/02/25 15:00 | Yanik Kaelin v Ivan Marrero Curbelo | 3-6,2-6 |
| ITF Portugal F2 Qual | 2018/02/25 10:00 | Gianmarco Amatiste v Yanik Kaelin | 2-6,3-6 |
| ITF Portugal F1 | 2018/02/19 10:00 | Simon A Ivanov v Yanik Kaelin | 6-3,6-3 |
| ITF Portugal F1 | 2018/02/18 13:00 | Yanik Kaelin v Patrik Hartmeier | 7-6,6-3 |
| ITF Portugal F1 | 2018/02/17 12:30 | Diego A B Sanchez v Yanik Kaelin | 1-6,1-6 |