Stadium: Court 3 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Setubal | 2021/10/04 14:00 | Amaury Raynel v Tiago Sousa | 6-1,6-1 |
| ITF M25 Setubal | 2021/10/04 10:00 | Martim Simoes v Paulo A S Dos Santos | 2-6,6-4,8-10 |
| ITF M25 Setubal | 2021/10/03 11:30 | Martim Simoes v Lennart Melzer | 6-0,6-2 |
| ITF M25 Sintra | 2021/09/14 09:55 | Martim Simoes v Miguel Gomes | 4-6,6-3,4-10 |
| ITF M25 Sintra | 2021/09/13 13:10 | Henrique Rocha v Martim Simoes | 6-4,3-6,6-10 |
| ITF M25 Sintra | 2021/09/06 12:00 | Luis Faria v Martim Simoes | 6-2,6-2 |
| ITF M25 Sintra | 2021/09/05 12:00 | Constantinos Papavasiliou v Martim Simoes | 1-6,3-6 |
| ITF M25 Faro | 2021/02/28 09:00 | Elijah Poritzky v Martim Simoes | 6-2,6-2 |
| ITF M25 Vale Do Lobo | 2021/02/21 11:30 | Vincent Stouff v Martim Simoes | 6-1,6-3 |