| Tour | Date | Rencontre | |||
|---|---|---|---|---|---|
| 1 | 13.6 | U18B LA | Lausanne-Sports / Chamblon | Ilias Fivaz R7 | 2:6 3:6 |
| - Loan Sonney R3
- Ethan Deluz R7 | 6:2 6:3 | ||||
| 2 | 14.6 | U18B LA | Lausanne-Sports / Le Chataignier | Deniz Ancquetil R5 | 1:6 2:6 |
| - Melwan Gamba R5
- Federico Bonaccorso R8 | 6:0 6:3 | ||||
| 4 | 22.8 | U18B LA | Lausanne-Sports / Bercher | Filip Moscu R7 | 6:2 4:6 6:1 |
| - Timéo Lecoultre R7
- David Moscu R6 | 3:6 5:7 | ||||