Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| Challenger Oeiras | 2023/01/01 18:25 | Fabio Coelho v Sebastian Fanselow | 3-6,5-7 |
| Challenger Maia | 2021/12/14 11:00 | Sebastian Fanselow v Fabio Coelho | 6-3,3-6,6-3 |
| ITF M25 Vale Do Lobo | 2021/03/10 13:20 | Fabio Coelho v Sebastian Fanselow | 1-6,4-6 |
| ITF M25 Faro | 2021/03/03 09:30 | Sebastian Fanselow v Fabio Coelho | 6-2,6-3 |
| Challenger Lisbon | 2023/10/01 12:25 | Oleksii Krutykh v Fabio Coelho | 6-0,6-2 |
| Challenger Braga | 2023/09/24 14:25 | Oriol Roca Batalla v Fabio Coelho | 6-0,6-2 |
| ITF M25 Setubal | 2023/09/20 10:35 | Pedro Araujo v Fabio Coelho | 6-2,6-3 |
| ITF M25 Sintra | 2023/09/13 12:45 | Dali Blanch v Fabio Coelho | 6-3,6-2 |
| ITF M25 Sintra | 2023/09/06 13:30 | Rodrigo Fernandes v Fabio Coelho | 6-3,6-3 |
| ITF M25 Idanha-A-Nova | 2023/08/31 08:00 | Robin Bertrand v Fabio Coelho | 6-2,6-0 |
| ITF M25 Idanha-A-Nova | 2023/08/30 09:45 | Aziz Ouakaa v Fabio Coelho | 6-7,6-2,3-6 |
| Challenger Porto | 2023/07/30 16:40 | Fabio Coelho v Joao Domingues | 3-6,6-3,1-6 |
| Challenger Lisbon | 2023/10/01 09:00 | Sebastian Fanselow v Francesco Forti | 4-6,1-6 |
| Challenger Braga | 2023/09/25 09:00 | Carlos Sanchez Jover v Sebastian Fanselow | 4-6,6-4,6-1 |
| Challenger Braga | 2023/09/24 09:00 | Sebastian Fanselow v Carlos Taberner | 6-3,1-6,7-5 |
| ITF M25 Setubal | 2023/09/22 13:30 | Dali Blanch v Sebastian Fanselow | 2-6,7-5,6-4 |
| ITF M25 Setubal | 2023/09/21 14:30 | Alejandro T Alvarez v Sebastian Fanselow | 5-7,3-6 |
| ITF M25 Setubal | 2023/09/20 12:10 | Patrick Schoen v Sebastian Fanselow | 0-6,3-6 |
| ITF M25 Sintra | 2023/09/17 10:00 | Henrique Rocha v Sebastian Fanselow | 6-2,6-3 |
| ITF M25 Sintra | 2023/09/16 11:30 | Martin Damm v Sebastian Fanselow | 6-7,6-4,4-6 |