All available race results Leo Duyndam
No results available in season 1965.
Rider information for 1965
| Rank | 981 |
| Score | 5 |
| Name | Leo DUYNDAM |
| Country | Netherlands |
| Team | Individual |
No results available in season 1966.
Rider information for 1966
| Rank | 738 |
| Score | 9 |
| Name | Leo DUYNDAM |
| Country | Netherlands |
| Team | Individual |
| Date | Race | Rank |
| Tour de l'Avenir | ||
| 14/07 | Stage 2 | 1 |
| 02/09 | World Championships Road Race (Amateurs) | 16 |
Rider information for 1967
| Rank | 416 |
| Score | 51 |
| Name | Leo DUYNDAM |
| Country | Netherlands |
| Team | Smith's - Acifit - Locomotief |
| Date | Race | Rank |
| 11/02 | Trofeo Laigueglia | 3 |
| 03/03 | Ronde van Limburg | 1 |
| Paris - Nice | ||
| 08/03 | Stage 1 | 1 |
| 09/03 | Stage 2 | 5 |
| 19/03 | Milano - Sanremo | 114 |
Rider information for 1968
| Rank | 250 |
| Score | 144 |
| Name | Leo DUYNDAM |
| Country | Netherlands |
| Team | Smith's |
| Date | Race | Rank |
| 01/03 | Omloop Het Volk | 78 |
| Paris - Nice | ||
| 10/03 | Stage 1b | 1 |
| 16/03 | Elfstedenronde | 1 |
| 22/03 | Harelbeke - Antwerpen - Harelbeke | 11 |
| 13/04 | Paris - Roubaix | 25 |
Rider information for 1969
| Rank | 219 |
| Score | 226 |
| Name | Leo DUYNDAM |
| Country | Netherlands |
| Team | Caballero |
| Date | Race | Rank |
| 01/03 | Ronde van Limburg | 4 |
| 19/03 | Milano - Sanremo | 136 |
| 12/04 | Paris - Roubaix | 37 |
| 14/04 | G.P. de Wallonie | 23 |
| Tour de France | ||
| 27/06 | Prologue | 18 |
| 27/06 | Stage 1 | 6 |
| 28/06 | Stage 2 | 84 |
| 29/06 | Stage 3b | 130 |
| 30/06 | Stage 4 | 108 |
| 01/07 | Stage 5a | 115 |
| 01/07 | Stage 5b | 2 |
| 02/07 | Stage 6 | 112 |
| 03/07 | Stage 7a | 107 |
| 03/07 | Stage 7b | 122 |
Rider information for 1970
| Rank | 137 |
| Score | 403 |
| Name | Leo DUYNDAM |
| Country | Netherlands |
| Team | Caballero - Laurens |
| Date | Race | Rank |
| Paris - Nice | ||
| 12/03 | Stage 2a | 9 |
| 15/03 | Stage 5 | 2 |
| Vuelta a España | ||
| 29/04 | Prologue | 51 |
| 30/04 | Stage 1 | 104 |
| 01/05 | Stage 2 | 77 |
| 26/09 | G.P. de Fourmies | 10 |
Rider information for 1971
| Rank | 354 |
| Score | 76 |
| Name | Leo DUYNDAM |
| Country | Netherlands |
| Team | Goudsmit Hoff |
| Date | Race | Rank |
| 16/04 | Paris - Roubaix | 47 |
| Tour de France | ||
| 01/07 | Prologue | 5 |
| 02/07 | Stage 1 | 81 |
| 03/07 | Stage 2 | 18 |
| 04/07 | Stage 3a | 13 |
| 05/07 | Stage 4 | 120 |
| 06/07 | Stage 5a | 118 |
| 06/07 | Stage 5b | 57 |
| 07/07 | Stage 6 | 1 |
Rider information for 1972
| Rank | 172 |
| Score | 286 |
| Name | Leo DUYNDAM |
| Country | Netherlands |
| Team | Goudsmit - Hoff |
No results available in season 1973.
Rider information for 1973
| Rank | 513 |
| Score | 19 |
| Name | Leo DUYNDAM |
| Country | Netherlands |
| Team | Frisol |
No results available in season 1974.
Rider information for 1974
| Rank | 508 |
| Score | 19 |
| Name | Leo DUYNDAM |
| Country | Netherlands |
| Team | Frisol - Flair Plastics |
No results available in season 1975.
Rider information for 1975
| Rank | 967 |
| Score | 0 |
| Name | Leo DUYNDAM |
| Country | Netherlands |
| Team | Van Dijk |
No results available in season 1976.
Rider information for 1976
| Rank | 996 |
| Score | 0 |
| Name | Leo DUYNDAM |
| Country | Netherlands |
| Team | Delbana |