Info
| Last name | Wittenwiler |
| First name | Joe |
| Nationality |  Switzerland |
| Date of birth | 29-06-2006 |
| Age | 20 |
| Date | Rank | Race |
|---|---|---|
| 22-09 | 27 | Swiss Bike Cup Lenzerheide U19 (1) |
| 25-08 | 41 | Swiss Bike Cup Basel U19 (HC) |
| 14-07 | DNF | Swiss National Championships - XCO U19 (CN) |
| 09-06 | 20 | Swiss Bike Cup Leysin (1) |
| 07-04 | 28 | Swiss Bike Cup Lugano (1) |
| 17-03 | 53 | Swiss Bike Cup Gränichen (1) |