Info
| Last name | Siebor |
| First name | Boleslaw |
| Nationality |  Poland |
| Date of birth | 29-03-1987 |
| Age | 38 |
About Boleslaw Siebor
Boleslaw Siebor is a Polish professional cyclist, 38 years old. Active in mountain biking.
Results
| Date | Rank | Race |
|---|---|---|
| 30-07 | 39 |  European Championship Mountainbike U19 (EC) |