| Runde | Datum | Begegnung | |||
|---|---|---|---|---|---|
| 1 | 5.6 | 10&U | Müllheim 1 / Heiden | Luca Cartaro R9 | 6:3 2:6 10:8 |
| - Timo Hadorn R8
- Gishaan Pirabaharan R9 | 4:6 6:4 10:6 | ||||
| 2 | 12.6 | 10&U | Müllheim 1 / St. Leonhard SG | Malte Pawlik R9 | 6:4 6:4 |
| - Aljna Enxi Liu R9
- Fynn Suter R8 | 3:6 7:5 8:10 | ||||
| 3 | 19.6 | 10&U | Müllheim 1 / Widnau 3 | - Nico Zoller R8
- Nando Weder R8 | 1:6 6:4 4:10 |