All available race results Roelof Groen
| Date | Race | Rank |
| Ronde van Nederland | ||
| 29/08 | General Classification | 32 |
Rider information for 1976
| Rank | 518 |
| Score | 21 |
| Name | Roelof GROEN |
| Country | Netherlands |
| Team | Ormas - Sharp |
| Date | Race | Rank |
| Ronde van Nederland | ||
| 19/08 | General Classification | 30 |
| 18/09 | G.P. Jef Scherens - Leuven | 25 |
| 21/09 | Paris - Bruxelles | 43 |
Rider information for 1977
| Rank | 358 |
| Score | 62 |
| Name | Roelof GROEN |
| Country | Netherlands |
| Team | N.M.B. - De Peddelaars |
| Date | Race | Rank |
| 02/04 | Dwars door België | 27 |
| Vuelta a España | ||
| 25/04 | Prologue | 44 |
| 26/04 | Stage 1 | 78 |
| 27/04 | Stage 2 | 77 |
| 28/04 | Stage 3 | 92 |
| 29/04 | Stage 4 | 42 |
| 30/04 | Stage 5 | 50 |
| 01/05 | Stage 6 | 44 |
| 02/05 | Stage 7 | 51 |
| 03/05 | Stage 8 | 78 |
| 04/05 | Stage 9 | 62 |
| 05/05 | Stage 10 | 65 |
| 06/05 | Stage 11a | 15 |
| 06/05 | Stage 11b | 76 |
| 07/05 | Stage 12 | 57 |
| 08/05 | Stage 13 | 63 |
| 09/05 | Stage 14 | 32 |
| 10/05 | Stage 15 | 57 |
| 11/05 | Stage 16 | 50 |
| 12/05 | Stage 17 | 49 |
| 13/05 | Stage 18 | 64 |
| 14/05 | Stage 19a | 42 |
| General Classification | 62 | |
| Ronde van Nederland | ||
| 19/08 | General Classification | 42 |
Rider information for 1978
| Rank | 429 |
| Score | 48 |
| Name | Roelof GROEN |
| Country | Netherlands |
| Team | Bode Deuren - Shimano |
| Date | Race | Rank |
| Ronde van Nederland | ||
| 16/08 | Stage 3 | 4 |
| 19/08 | General Classification | 27 |
| 30/09 | Paris - Tours | 99 |
Rider information for 1979
| Rank | 383 |
| Score | 57 |
| Name | Roelof GROEN |
| Country | Netherlands |
| Team | HB Alarm Systemen |
| Date | Race | Rank |
| Paris - Nice | ||
| 12/03 | General Classification | 58 |
| 02/04 | Gent - Wevelgem | 34 |
| 05/04 | Amstel Gold Race | 25 |
| Vuelta a España | ||
| 22/04 | Prologue | 50 |
| 23/04 | Stage 1 | 16 |
| 24/04 | Stage 2 | 4 |
| 25/04 | Stage 3 | 7 |
| 26/04 | Stage 4 | 18 |
| 27/04 | Stage 5 | 104 |
| 28/04 | Stage 6 | 94 |
| 29/04 | Stage 7 | 97 |
| Ronde van Nederland | ||
| 15/08 | General Classification | 9 |
Rider information for 1980
| Rank | 223 |
| Score | 209 |
| Name | Roelof GROEN |
| Country | Netherlands |
| Team | HB Alarm Systemen |
| Date | Race | Rank |
| Vuelta a Andalucia - Ruta del Sol | ||
| 08/02 | General Classification | 59 |
| Paris - Nice | ||
| 18/03 | General Classification | 78 |
| 28/03 | G.P. E3 - Harelbeke | 28 |
Rider information for 1981
| Rank | 530 |
| Score | 26 |
| Name | Roelof GROEN |
| Country | Netherlands |
| Team | HB Alarm Systemen |