| Patrick Obrist |
| 18&U R4 6.469 |
| Tour | Date | Rencontre | |||
| 1 | 8.6 | B18&U | Domat/Ems / Chur | Noah Baumann R9 | 6:0 6:0 |
| - Ben Jeker R8
- Gabriele Durband R9 | WO | ||||
| 2 | 16.6 | B18&U | Domat/Ems / Trun | Yannick Pfister R7 | 6:0 6:0 |
| - Yannick Pfister R7
- Andrin Petschen R9 | 6:0 6:0 | ||||
| 3 | 22.6 | B18&U | Domat/Ems / Davos | Lino Casty R7 | 6:0 6:0 |
| - Lino Casty R7
- Andri Florin R7 | 6:2 2:6 6:2 | ||||
| 5 | 31.8 | B18&U | Domat/Ems / Wattwil 2 | Arianit Maliqi R4 | 0:6 6:4 6:3 |
| 6 | 8.9 | B18&U | Domat/Ems / Oberuzwil 2 | Timo Brühwiler R5 | 6:3 7:6 |
| 7 | 14.9 | B18&U | Domat/Ems / Flawil 1 | Lucas Lüdi R4 | 2:6 0:6 |
| - Lucas Lüdi R4
- Dennis Härz R7 | 6:2 7:6 | ||||
| 8 | 21.9 | B18&U | Domat/Ems / Uster | Nicolas Kucera R3 | 0:6 4:6 |
| - Nicolas Kucera R3
- Jakob Langenberger R5 | 6:2WO | ||||
| 9 | 26.10 | B18&U | Domat/Ems / Mendrisio | Giacomo Sassi R3 | 2:6 3:6 |
