Info
| Last name | Groenendaal |
| First name | Reinier |
| Nationality |  Netherlands |
| Date of birth | 24-04-1951 |
| Age | 74 |
| Place of birth | Sint-Michiels Gestel |
| Date | Rank | Race |
|---|---|---|
| 26-12 | 2 |  Cyclocross Diegem (C1) |
| 18-12 | 2 | Cyclocross Munte (C2) |
| 11-12 | 1 | Duinencross Koksijde (C1) |
| 21-11 | 1 | Cyclocross Valkenswaard (C2) |
| 20-11 | 3 | Cyclocross Roosdaal-Pamel (C3) |
| 14-11 | 1 | Cyclocross Gieten (C2) |
| 11-11 | 9 | Niel Jaarmarkt Cross (C2) |
| 10-10 | 1 | Cyclocross Hilversum (C2) |
| 26-09 | 1 | Cyclocross Wingene (C2) |
| 21-02 | 9 |  World Championship Cyclocross (CM) |
| 06-02 | 4 | Cyclocross Gits (C2) |
| 24-01 | 4 | Cyclocross Overijse (C1) |
| 17-01 | 3 | Cyclocross Asper-Gavere (C1) |
Teams
| Year | Team |
|---|---|
| 1986 | Skala - Skil |
| 1985 | Skala - Skil |
| 1983 | Superia |
| 1982 | Superia |
| 1981 | Superia |
| 1980 | Superia |
| 1979 | Superia(from 01-09) |
Victories
| This year | 0 |
| Total | 16 |