Most grandtour starts by competitors
Number of starts in grand tours before the start of Ronde van België / Tour de Belgique 1990.
| Pos. | Rider | Starts | Tour | Giro | Vuelta |
|---|---|---|---|---|---|
| 1 | BONTEMPI Guido | 17 | 7 | 9 | 1 |
| 2 | HOSTE Frank | 13 | 8 | 5 | - |
| 3 | DE ROOIJ Theo | 13 | 8 | 3 | 2 |
| 4 | PLANCKAERT Eddy | 12 | 7 | 1 | 4 |
| 5 | PERINI Giancarlo | 10 | 5 | 4 | 1 |
| 6 | VANDERAERDEN Eric | 10 | 7 | 2 | 1 |
| 7 | PEIPER Allan | 9 | 4 | 4 | 1 |
| 8 | VAN DER POEL Adrie | 9 | 9 | - | - |
| 9 | DE WILDE Etienne | 7 | 6 | - | 1 |
| 10 | BRUGGMANN Jürg | 6 | - | 6 | - |
| 11 | PIVA Valerio | 6 | 1 | 5 | - |
| 12 | MARIUZZO Dario | 6 | - | 5 | 1 |
| 13 | ACHERMANN Alfred | 6 | 4 | 1 | 1 |
| 14 | BAFFI Adriano | 6 | 1 | 5 | - |
| 15 | IVANOV Ivan | 6 | 1 | 1 | 4 |
| 16 | LIECKENS Jozef | 6 | 4 | 1 | 1 |
| 17 | HAGHEDOOREN Paul | 6 | 5 | - | 1 |
| 18 | PIETERS Peter | 5 | 2 | 3 | - |
| 19 | FRISON Herman | 5 | 2 | 1 | 2 |
| 20 | ROTA Luca | 4 | - | 4 | - |