| Runde | Datum | Begegnung | |||
|---|---|---|---|---|---|
| 1 | 5.6 | 10&U | Heiden / Müllheim 1 | Amir Sattar R9 | 6:1 6:2 |
| - Neo Rupp R8
- Amir Sattar R9 | 6:4 4:6 6:10 | ||||
| 2 | 12.6 | 10&U | Heiden / Widnau 3 | Nando Weder R8 | 6:3 6:4 |
| - Nando Weder R8
- Nico Zoller R8 | 7:5 2:6 10:6 | ||||
| 3 | 22.6 | 10&U | Heiden / St. Leonhard SG | Aljna Enxi Liu R9 | 6:2 6:2 |
| - Aljna Enxi Liu R9
- Fynn Suter R8 | 1:6 4:6 | ||||