Principales carreras en las que el corredor nunca compitió
Carreras importantes en las que Natasja Nieuwenhuizen nunca compitió.
| # | Carrera | Clase |
|---|---|---|
| 1 | World Championships WE - Road Race | WC |
| 2 | La Flèche Wallonne Féminine | CDM |
| 3 | Giro d'Italia Internazionale Femminile | 2.1 |
| 4 | Ronde van Vlaanderen / Tour des Flandres WE | CDM |
| 5 | Trofeo Alfredo Binda - Comune di Cittiglio | CDM |
| 6 | GP de Plouay-Bretagne | CDM |
| 7 | Boels Ladies Tour | 2.1 |
| 8 | World Championships WE - ITT | WC |
| 9 | Ronde van Drenthe | CDM |
| 10 | Premondiale Giro Toscana Int. Femminile - Memorial Michela Fanini | 2.HC |
| 11 | Open de Suède Vårgårda | CDM |
| 12 | Internationale Thüringen Rundfahrt der Frauen | 2.1 |
| 13 | Emakumeen Euskal Bira | 2.1 |
| 14 | Durango-Durango Emakumeen Saria | 1.2 |
| 15 | Open de Suède Vårgårda TTT | CDM |
| 16 | Novilon Euregio Cup. | 1.2 |
| 17 | Festival Luxembourgeois du cyclisme féminin Elsy Jacobs | 2.1 |
| 18 | Strade Bianche Donne | 1.1 |
| 19 | Olympic Games WE - Road Race | Olympics |
| 20 | Giro del Trentino Alto Adige - Südtirol | 2.1 |
| 21 | La course by Le Tour de France | 1.1 |
| 22 | Amstel Gold Race | 1.WWT |
| 23 | The Women's Tour | 2.1 |
| 24 | Milano-Sanremo Donne | 1.WWT |
| 25 | Energiewacht Tour | 2.2 |