Stadium: Court 4 Round: 44 Ground: Hardcourt outdoor
| ITF - M25 Vale Do Lobo | 2024/03/11 10:00 | Tomas C Abasolo v Guilherme Valdoleiros | 6-3,7-5 |
| Challenger - Maia | 2023/11/26 16:55 | Alexey Vatutin v Guilherme Valdoleiros | 6-4,6-0 |
| ITF - M25 Vale Do Lobo | 2023/11/12 11:00 | Mikel Martinez v Guilherme Valdoleiros | 6-0,6-1 |
| ITF - M25 Tavira | 2023/10/16 08:30 | Eero Vasa v Guilherme Valdoleiros | 6-4,6-2 |
| ITF - M25 Tavira | 2023/10/15 09:00 | Jamie Krattiger v Guilherme Valdoleiros | 3-6,2-6 |
| ITF - M25 Tavira | 2023/10/09 11:30 | Jack Molloy v Guilherme Valdoleiros | 6-4,6-2 |
| ITF - M25 Tavira | 2023/10/08 11:30 | Rafael Mazon-Hernandez v Guilherme Valdoleiros | 3-6,7-6,3-10 |
| ITF - M25 Setubal | 2023/09/19 09:00 | Rafael I Luque v Guilherme Valdoleiros | 6-1,6-2 |
| ITF - M25 Vale Do Lobo | 2024/03/10 11:00 | Russell Henderson v Afonso Portugal | 2-6,7-6,10-7 |
| ITF - M25 Quinta do Lago | 2024/03/03 09:30 | Afonso Portugal v Matt Ponchet | 3-6,4-6 |
| ITF - M25 Faro | 2024/02/25 10:00 | Afonso Portugal v Rodrigo Fernandes | 3-6,1-6 |
| ITF - M25 Vila Real de Santo Antonio | 2024/02/18 15:00 | Lukas H Lilleengen v Afonso Portugal | 6-1,6-4 |
| ITF - M25 Vila Real de Santo Antonio | 2024/02/13 11:30 | Afonso Portugal v Raphael Calzi | 2-6,6-1,7-10 |
| ITF - M25 Vale Do Lobo | 2023/11/21 11:45 | Patrick Schoen v Afonso Portugal | 6-3,6-3 |
| ITF - M25 Vale Do Lobo | 2023/11/20 10:30 | Daniel Marincas v Afonso Portugal | 0-6,1-6 |
| ITF - M25 Vale Do Lobo | 2023/11/13 11:00 | Afonso Portugal v Rayane Oumaouche | 3-6,2-6 |