| Runde | Datum | Begegnung | |||
|---|---|---|---|---|---|
| 1 | 8.5 | U15B LB | Wil / Appenzell | Levin John Rohner R9 | 6:4 6:4 |
| - Flurin Manser R9
- Levin John Rohner R9 | 6:1 6:0 | ||||
| 2 | 9.6 | U15B LB | Wil / Tennisclub Schilti SG 3 | Robin Kuster R9 | 6:2 6:2 |
| 3 | 12.6 | U15B LB | Wil / Rorschach 1 | - Nico Lutz R9
- Kittipat Garthinthong-Schmid R9 | 6:4 7:5 |