Round: 44 Ground: Hardcourt outdoor
| ITF Portugal F4 | 2018/03/12 11:00 | Carlos E. Severino v Daniel Batista | 7-6,6-3 |
| ITF Portugal F4 | 2018/03/11 11:30 | Carlos E. Severino v Laelson Rodrigues | 6-1,6-0 |
| ITF Portugal F4 | 2018/03/11 11:30 | Carlos E. Severino v Bastien Kolly | 6-0,6-0 |
| ITF Portugal F3 | 2018/03/10 16:25 | Pablo Vivero Gonzalez v Carlos E. Severino | 6-1,6-1 |
| ITF Portugal F3 | 2018/03/10 12:50 | Carlos E. Severino v Tiago Cacao | 3-6,6-2,6-1 |
| ITF Portugal F3 | 2018/03/08 17:30 | Luis Faria v Carlos E. Severino | 1-6,1-6 |
| ITF Portugal F3 | 2018/03/07 10:00 | Carlos E. Severino v Gregorio Cordonnier | 6-3,6-3 |
| ITF Portugal F3 | 2018/03/06 11:00 | Carlos E. Severino v Alexandre G R Girotto | 6-0,6-1 |
| ITF Portugal F5 Qual | 2018/03/18 11:30 | Fabio Coelho v Jose-Ricardo Nunes | 3-6,4-6 |
| ITF Portugal F4 | 2018/03/10 11:00 | Fernando Bogajo v Jose-Ricardo Nunes | 6-3,6-1 |
| ITF Portugal F3 | 2018/03/06 10:00 | Dusty H. Boyer v Jose-Ricardo Nunes | 4-6,6-4,6-3 |
| ITF Portugal F3 | 2018/03/05 14:00 | Igor Sao Thiago v Jose-Ricardo Nunes | 1-6,4-6 |
| ITF Portugal F2 Qual | 2018/02/25 10:00 | Diego-Jose Manrique-Velazquez v Jose-Ricardo Nunes | 6-2,6-1 |
| ITF Portugal F2 Qual | 2018/02/24 12:30 | Dorian Kos v Jose-Ricardo Nunes | 4-6,3-6 |
| ITF Portugal F1 | 2018/02/18 10:00 | Jose-Ricardo Nunes v Rafael Tosetto | 1-6,0-6 |
| ITF Portugal F1 | 2018/02/17 12:30 | Jose-Ricardo Nunes v Tomas Almeida | 6-4,6-1 |