Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Sintra | 2023/09/12 09:00 | Kuzey Cekirge v Afonso Portugal | 3-6,6-2,10-3 |
| ITF M25 Sintra | 2023/09/11 09:00 | Daniel Shemesh v Afonso Portugal | 1-6,4-6 |
| ITF M25 Sintra | 2023/09/10 08:30 | Manuel Almeida v Afonso Portugal | 3-6,1-6 |
| ITF M25 Porto | 2023/07/26 14:25 | Afonso Portugal v Adan Freire Da Silva | 3-6,3-6 |
| ITF M25 Castelo Branco | 2023/07/16 13:00 | Adan Freire Da Silva v Afonso Portugal | 7-6,6-3 |
| ITF M25 Martos | 2023/06/13 07:30 | Iiro Vasa v Afonso Portugal | 7-5,6-0 |
| ITF M25 Martos | 2023/06/12 07:30 | Afonso Portugal v Dimitris Sakellaridis | 6-3,6-0 |
| ITF M25 Cordoba | 2023/06/04 07:30 | Stefanos Sakellaridis v Afonso Portugal | 6-3,6-1 |
| ITF M25 Sintra | 2023/09/15 10:50 | Goncalo Oliveira v Tiago Pereira | 6-4,3-6,6-2 |
| ITF M25 Sintra | 2023/09/14 11:20 | Michele Ribecai v Tiago Pereira | 3-6,2-6 |
| ITF M25 Sintra | 2023/09/13 10:30 | Tiago Pereira v Martyn Pawelski | 7-6,6-2 |
| ITF M25 Sintra | 2023/09/07 11:50 | Tiago Pereira v Henrique Rocha | 6-7,6-2,3-6 |
| ITF M25 Sintra | 2023/09/06 16:35 | Tiago Pereira v Guillaume Dalmasso | 6-4,6-3 |
| ITF M25 Idanha-A-Nova | 2023/09/01 08:00 | Alberto Barroso Campos v Tiago Pereira | 7-6,7-6 |
| ITF M25 Idanha-A-Nova | 2023/08/31 08:00 | Tiago Pereira v Martyn Pawelski | 7-6,6-3 |
| ITF M25 Idanha-A-Nova | 2023/08/30 08:00 | Tiago Pereira v Daniel Batista | 6-4,6-3 |