All available race results G.C. Groot
| Date | Race | Rank |
| 19/04 | Den Haag - Brussel | 21 |
Rider information for 1931
| Rank | 1603 |
| Score | 0 |
| Name | G.C. GROOT |
| Country | Netherlands |
| Team | Individual |
| Date | Race | Rank |
| 19/04 | Den Haag - Brussel | 21 |
| Rank | 1603 |
| Score | 0 |
| Name | G.C. GROOT |
| Country | Netherlands |
| Team | Individual |