All available race results Harry van Groezen
| Date | Race | Rank |
| 11/03 | Ster van Zwolle | 7 |
Rider information for 1972
| Rank | 1237 |
| Score | 0 |
| Name | Harry VAN GROEZEN |
| Country | Netherlands |
| Team | Individual |
| Date | Race | Rank |
| 11/03 | Ster van Zwolle | 7 |
| Rank | 1237 |
| Score | 0 |
| Name | Harry VAN GROEZEN |
| Country | Netherlands |
| Team | Individual |