Biggest races where rider never competed
Major races where Henrietta Colborne never competed in.
| # | Race | Class |
|---|---|---|
| 1 | World Championships WE - Road Race | WC |
| 2 | La Flèche Wallonne Féminine | 1.WWT |
| 3 | Ronde van Vlaanderen / Tour des Flandres WE | 1.WWT |
| 4 | Trofeo Alfredo Binda - Comune di Cittiglio | 1.WWT |
| 5 | World Championships WE - ITT | WC |
| 6 | Crescent Vårgårda | 1.WWT |
| 7 | Omloop Het Nieuwsblad WE | 1.1 |
| 8 | Internationale Lotto Thüringen Ladies Tour | 2.1 |
| 9 | Crescent Vårgårda TTT | 1.WWT |
| 10 | Festival Elsy Jacobs | 2.1 |
| 11 | Strade Bianche Donne | 1.WWT |
| 12 | Olympic Games WE - Road Race | Olympics |
| 13 | La Course by Le Tour de France | 1.WWT |
| 14 | OVO Energy Women's Tour | 2.WWT |
| 15 | Milano-Sanremo Donne | 1.WWT |
| 16 | Liège-Bastogne-Liège Femmes | 1.WWT |
| 17 | World Championships WE - TTT | WC |
| 18 | European Continental Championships WE - Road Race | CC |
| 19 | Ladies Tour of Norway | 2.WWT |