Info
| Last name | Sierra |
| First name | Juan David |
| Nationality |  Italy |
| Date of birth | 25-01-2005 |
| Age | 21 |
Teams
| Year | Team |
|---|---|
| 2026 |  Tudor Pro Cycling Team U23 |
| 2025 | Tudor Pro Cycling Team U23 |
| 2024 | Tudor Pro Cycling Team U23 |
Victories
| This year | 0 |
| Total | 2 |
| Last name | Sierra |
| First name | Juan David |
| Nationality | Italy |
| Date of birth | 25-01-2005 |
| Age | 21 |
| Year | Team |
|---|---|
| 2026 | Tudor Pro Cycling Team U23 |
| 2025 | Tudor Pro Cycling Team U23 |
| 2024 | Tudor Pro Cycling Team U23 |
| This year | 0 |
| Total | 2 |