Info
| Last name | Guerrini |
| First name | Sonja |
| Nationality |  Switzerland |
| Date of birth | 10-01-1997 |
| Age | 28 |
| Date | Rank | Race |
|---|---|---|
| 25-07 | 18 |  European Championship Mountainbike U19 (EC) |
| 19-07 | 3 | Kampioenschap van Zwitserland Mountainbike U19 (CN) |
Teams
| Year | Team |
|---|---|
| 2017 | Strüby-Bixs Team |
| 2016 | Strüby-Bixs Team |
Victories
| This year | 0 |
| Total | 0 |