| ITF - Sanxenxo M25 | 04/24 16:15 | 54 | Rodrigo Fernandes v Guilherme Silva | CANC | |
| ITF - Sanxenxo M25 | 04/24 11:00 | 54 | Guilherme Silva v Keanu Elias Immler | 6-2,6-0 | |
| ITF - Reus M25 | 04/03 07:00 | 62 | Nil Boixader Roca v Guilherme Silva | 7-5,6-4 | |
| ITF - Quinta Do Lago M25 | 03/21 13:30 | 62 | Guilherme Silva v Tomas C Abasolo | 0-6,3-6 | |
| ITF - Loule M25 | 03/13 13:00 | 62 | Guilherme Silva v Neil Oberleitner | 1-6,2-6 | |
| ITF - Vale Do Lobo M25 | 10/25 12:30 | 44 | Guilherme Silva v Afonso Salgado | 0-6,1-6 | |
| ITF - Setubal M15 | 10/04 13:00 | 44 | Guilherme Silva v Martim Simoes | 1-6,3-6 | |
| ITF - Tavira M25 | 09/30 10:00 | 44 | Andre Rodeia v Guilherme Silva | Walkover | |
| ITF - Tavira M25 | 09/29 12:00 | 44 | Dhruva Mulye v Guilherme Silva | 1-6,2-6 | |
| ITF M25 Oliveira De Azemeis | 09/22 10:30 | 54 | Guilherme Silva v Illia Stoliar | 1-6,4-6 | |
| ITF Portugal F9 | 06/16 10:00 | 54 | Afonso Portugal v Guilherme Silva | 6-2,6-0 |