All available race results Wilhelm Leonhardt
| Date | Race | Rank |
| 15/08 | Berlin - Hamburg | 4 |
Rider information for 1889
| Rank | 367 |
| Score | 23 |
| Name | Wilhelm LEONHARDT |
| Country | Netherlands |
| Team | Individual |
| Date | Race | Rank |
| 15/08 | Berlin - Hamburg | 4 |
| Rank | 367 |
| Score | 23 |
| Name | Wilhelm LEONHARDT |
| Country | Netherlands |
| Team | Individual |