Info
| Last name | Nieuwdorp |
| First name | Heddie |
| Nationality |  Netherlands |
| Date of birth | 28-03-1956 |
| Age | 70 |
| Place of birth | Middelburg |
Monuments
| Year | Milano - San Remo | Tour of Flanders | Paris - Roubaix | Liège-Bastogne-Liège | Il Lombardia |
|---|---|---|---|---|---|
| 1984 | - | - | - | 26th | - |
| Date | Rank | Race | |
|---|---|---|---|
 Volta Ciclista a Catalunya (HIS) | |||
| 30 |  Standings | ||
| 12-09 | Stage 7bLlançà - Gerona (116.0km) | ||
| 01-05 | 34 |  Rund um den Henninger Turm (1.1) | |
| 21-04 | 27 | Amstel Gold Race (CDM) | |
| 15-04 | 26 |  Liège-Bastogne-Liège (CDM) | |
| 12-04 | 3 | La Flèche Wallonne (1.1) | |
| 03-03 | DNF | Omloop Het Volk (1.1) | |