All available race results Grottaert
| Date | Race | Rank |
| 21/06 | Tour du Doubs | 15 |
Rider information for 1937
| Rank | 1450 |
| Score | 0 |
| Name | GROTTAERT |
| Country | Luxembourg |
| Team | Individual |
| Date | Race | Rank |
| 21/06 | Tour du Doubs | 15 |
| Rank | 1450 |
| Score | 0 |
| Name | GROTTAERT |
| Country | Luxembourg |
| Team | Individual |