All available race results René Grelin
| Date | Race | Rank |
| 02/03 | Nice - Mont Agel | 8 |
Rider information for 1965
| Rank | 583 |
| Score | 26 |
| Name | René GRELIN |
| Country | France |
| Team | Grammont - Motoconfort |
No results available in season 1966.
Rider information for 1966
| Rank | 671 |
| Score | 12 |
| Name | René GRELIN |
| Country | France |
| Team | Individual |
| Date | Race | Rank |
| G.P. du Midi-Libre | ||
| 17/06 | Stage 3 | 7 |
| 18/06 | Stage 4b | 4 |
| 18/06 | General Classification | 47 |
| Tour du Morbihan | ||
| 03/08 | Stage 1 | 56 |
| 04/08 | Stage 2 | 25 |
| 05/08 | Stage 3 | 51 |
| 06/08 | General Classification | 38 |
| 06/08 | Stage 4 | 6 |
| 01/10 | G.P. de Fourmies | 15 |
Rider information for 1967
| Rank | 283 |
| Score | 117 |
| Name | René GRELIN |
| Country | France |
| Team | Tigra - Enicar |
| Date | Race | Rank |
| 03/03 | Genova - Nizza | 4 |
| Paris - Nice | ||
| 11/03 | Stage 4b | 3 |
| 04/08 | Grosser Preis des Kantons Aargau - Gippingen | 13 |
Rider information for 1968
| Rank | 325 |
| Score | 85 |
| Name | René GRELIN |
| Country | France |
| Team | Frimatic - Wolber - De Gribaldy |
| Date | Race | Rank |
| 02/03 | Genova - Nizza | 29 |
| Six-Provinces - Dauphiné Libéré | ||
| 31/05 | General Classification | 80 |
| G.P. du Midi-Libre | ||
| 08/06 | General Classification | 21 |
| 05/10 | G.P. de Fourmies | 22 |
Rider information for 1969
| Rank | 428 |
| Score | 62 |
| Name | René GRELIN |
| Country | France |
| Team | Frimatic - Viva - Wolber - De Gribaldy |
| Date | Race | Rank |
| 01/03 | Genova - Nizza | 27 |
| 02/03 | Tour du Haut-Var | 1 |
| Paris - Nice | ||
| 14/03 | Stage 6 | 8 |
| Tour de Suisse | ||
| 19/06 | General Classification | 26 |
| Tour de France | ||
| 27/06 | Prologue | 142 |
| 27/06 | Stage 1 | 107 |
| 28/06 | Stage 2 | 68 |
| 29/06 | Stage 3b | 112 |
| 30/06 | Stage 4 | 128 |
| 01/07 | Stage 5a | 74 |
| 01/07 | Stage 5b | 136 |
| 02/07 | Stage 6 | 124 |
| 03/07 | Stage 7a | 122 |
| 03/07 | Stage 7b | 100 |
| 04/07 | Stage 8 | 58 |
| 05/07 | Stage 9 | 29 |
| 06/07 | Stage 10 | 57 |
| 07/07 | Stage 11a | 89 |
| 07/07 | Stage 11b | 73 |
| 08/07 | Stage 12 | 32 |
| 09/07 | Stage 13 | 102 |
| 10/07 | Stage 14 | 49 |
| 11/07 | Stage 15 | 104 |
| 12/07 | Stage 16 | 62 |
| 13/07 | Stage 17 | 101 |
| 14/07 | Stage 18 | 48 |
| 02/08 | Grosser Preis des Kantons Aargau - Gippingen | 4 |
| 25/08 | G.P. de Plouay | 14 |
| 04/10 | G.P. de Fourmies | 32 |
Rider information for 1970
| Rank | 213 |
| Score | 235 |
| Name | René GRELIN |
| Country | France |
| Team | Frimatic - De Gribaldy |
Rider information for 1971
| Rank | 194 |
| Score | 277 |
| Name | René GRELIN |
| Country | France |
| Team | Fagor - Mercier - Hutchinson |
| Date | Race | Rank |
| 28/02 | Tour du Haut-Var | 5 |
| Tour de France | ||
| 01/07 | Prologue | 100 |
| 02/07 | Stage 1 | 108 |
| 03/07 | Stage 2 | 34 |
| 04/07 | Stage 3a | 90 |
| 05/07 | Stage 4 | 104 |
| 06/07 | Stage 5a | 110 |
| 06/07 | Stage 5b | 121 |
| 07/07 | Stage 6 | 4 |
| 09/07 | Stage 7 | 108 |
| 10/07 | Stage 8 | 91 |
| 11/07 | Stage 9 | 89 |
| 12/07 | Stage 10 | 98 |
| 13/07 | Stage 11 | 23 |
| 14/07 | Stage 12 | 20 |
| 16/07 | Stage 13 | 18 |
| 17/07 | Stage 14a | 44 |
| 17/07 | Stage 14b | 17 |
| 18/07 | Stage 15 | 84 |
Rider information for 1972
| Rank | 173 |
| Score | 305 |
| Name | René GRELIN |
| Country | France |
| Team | GAN - Mercier - Hutchinson |
| Date | Race | Rank |
| Setmana Catalana | ||
| 30/03 | General Classification | 55 |
| Tour de Romandie | ||
| 13/05 | General Classification | 49 |
| Dauphiné Libéré | ||
| 04/06 | General Classification | 37 |
| Tour de Suisse | ||
| 22/06 | General Classification | 36 |
| Tour de France | ||
| 30/06 | Prologue | 126 |
| 01/07 | Stage 1a | 43 |
| 01/07 | Stage 1b | 55 |
| 02/07 | Stage 2b | 70 |
| 03/07 | Stage 3 | 111 |
| 04/07 | Stage 4 | 114 |
| 05/07 | Stage 5 | 98 |
| 06/07 | Stage 6 | 21 |
| 08/07 | Stage 7a | 20 |
| 08/07 | Stage 7b | 79 |
| 09/07 | Stage 8 | 10 |
| 10/07 | Stage 9 | 11 |
| 11/07 | Stage 10 | 9 |
| 12/07 | Stage 11 | 47 |
| 13/07 | Stage 12a | 92 |
| 13/07 | Stage 12b | 25 |
| 15/07 | Stage 13 | 43 |
| 16/07 | Stage 14 | 12 |
| 17/07 | Stage 15 | 70 |
| 18/07 | Stage 16a | 88 |
| 18/07 | Stage 16b | 55 |
| 19/07 | Stage 17 | 30 |
| 20/07 | Stage 18 | 19 |
| 21/07 | Stage 19 | 31 |
| 22/07 | Stage 20a | 60 |
| 22/07 | Stage 20b | 26 |
| General Classification | 26 | |
| 01/08 | Grosser Preis des Kantons Aargau - Gippingen | 8 |
Rider information for 1973
| Rank | 103 |
| Score | 524 |
| Name | René GRELIN |
| Country | France |
| Team | GAN - Mercier - Hutchinson |
| Date | Race | Rank |
| Etoile de Bessèges | ||
| 07/02 | Stage 2 | 9 |
| Tour de Romandie | ||
| 12/05 | General Classification | 44 |
| 01/08 | Grosser Preis des Kantons Aargau - Gippingen | 14 |
| 27/08 | G.P. de Plouay | 17 |
Rider information for 1974
| Rank | 306 |
| Score | 104 |
| Name | René GRELIN |
| Country | France |
| Team | GAN - Mercier - Hutchinson |
| Date | Race | Rank |
| 03/03 | Tour du Haut-Var | 4 |
Rider information for 1975
| Rank | 372 |
| Score | 46 |
| Name | René GRELIN |
| Country | France |
| Team | U.N.C.P. |