| U18 | 03/10/20 | Team Ticino [U18] | - | Grasshopper Club Zürich [U18] | 4:4 | ||||
| U18 | 08/05/21 | Grasshopper Club Zürich [U18] | - | Team Ticino [U18] | 1:2 | ||||
| U18 | 23/04/22 | Grasshopper Club Zürich [U18] | - | BSC Young Boys [U18] | 4:3 |  |
| U18 | 03/10/20 | Team Ticino [U18] | - | Grasshopper Club Zürich [U18] | 4:4 | ||||
| U18 | 08/05/21 | Grasshopper Club Zürich [U18] | - | Team Ticino [U18] | 1:2 | ||||
| U18 | 23/04/22 | Grasshopper Club Zürich [U18] | - | BSC Young Boys [U18] | 4:3 | |
| David Pietro Piffero | |
| Born: | 03.01.2004 |
| Place of birth: |
Locarno, 
Switzerland |
| Nationality: |
Switzerland
|
| Height: | 187 cm |
| Position(s): | Centre Forward Left Winger |
| Foot: | right |