Stadium: Court 6 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Loule | 2021/10/10 10:00 | Tiago Sousa v Martim Simoes | 3-6,3-6 |
| ITF M25 Setubal | 2021/10/04 14:00 | Amaury Raynel v Tiago Sousa | 6-1,6-1 |
| ITF M25 Loule | 2021/10/13 13:00 | Maximilian Neuchrist v Gian Luca Tanner | 6-0,6-1 |
| ITF M25 Loule | 2021/10/11 15:25 | Fermin Calvo Barcelo v Gian Luca Tanner | 3-6,7-5,8-10 |
| ITF M25 Loule | 2021/10/10 12:00 | Jaime Faria v Gian Luca Tanner | 2-6,4-6 |
| ITF M25 Setubal | 2021/10/06 12:30 | Rinky Hijikata v Gian Luca Tanner | 6-1,5-7,6-1 |
| ITF M25 Setubal | 2021/10/05 11:20 | Raphael Calzi v Gian Luca Tanner | 6-3,1-6,6-10 |
| ITF M25 Setubal | 2021/10/04 14:15 | Vlad Cristian Breazu v Gian Luca Tanner | 6-2,1-6,6-10 |
| ITF M25 Sierre | 2021/08/31 16:30 | Luca Castelnuovo v Gian Luca Tanner | 7-5,6-3 |
| ITF M25 Caslano | 2021/08/25 10:40 | Nicolas Parizzia v Gian Luca Tanner | 2-6,6-2,6-4 |