Most grandtour starts by competitors
Number of starts in grand tours before the start of National Championships Netherlands - Road Race 1921.
| Pos. | Rider | Starts | Tour | Giro | Vuelta |
|---|---|---|---|---|---|
| 1 | IKELAAR Piet | 0 | - | - | - |
| 2 | VAN DER WIEL Jorinus | 0 | - | - | - |
| 3 | VAN GRAFHORST Evert | 0 | - | - | - |
| 4 | VAN DER STEL Arie | 0 | - | - | - |
| 5 | WILLEMS M. | 0 | - | - | - |
| 6 | KRIJGSMAN Anton | 0 | - | - | - |
| 7 | BEUDEKER F. | 0 | - | - | - |
| 8 | STRAAT Piet | 0 | - | - | - |
| 9 | VAN BOXTEL Jo | 0 | - | - | - |