Most grandtour starts by competitors
Number of starts in grand tours before the start of Vuelta a Colombia 1990.
| Pos. | Rider | Starts | Tour | Giro | Vuelta |
|---|---|---|---|---|---|
| 1 | RODRIGUEZ José Francisco | 8 | 4 | - | 4 |
| 2 | JARAMILLO Carlos Mario | 8 | 3 | - | 5 |
| 3 | MORA Néstor Oswaldo | 8 | 3 | 1 | 4 |
| 4 | WILCHES Pablo Emilio | 7 | 3 | - | 4 |
| 5 | CÁRDENAS Henry | 5 | 2 | 1 | 2 |
| 6 | PALACIO William | 4 | 1 | 1 | 2 |
| 7 | PATARROYO Hector | 4 | - | - | 4 |
| 8 | BELTRAN Ruben Dario | 2 | - | - | 2 |
| 9 | WILCHES Gustavo | 1 | - | - | 1 |
| 10 | FARFÁN José Martín | 1 | - | - | 1 |
| 11 | SIERRA Alvaro | 1 | - | 1 | - |
| 12 | CAMARGO Angel Yesid | 0 | - | - | - |
| 13 | GONZÁLEZ José Jaime | 0 | - | - | - |
| 14 | KASPUTIS Artūras | 0 | - | - | - |
| 15 | LUPEIKIS Remigius | 0 | - | - | - |
| 16 | BUENAHORA Hernan | 0 | - | - | - |
| 17 | ORTEGÓN Julio César | 0 | - | - | - |
| 18 | JARAMILLO Fabio | 0 | - | - | - |
| 19 | VINCENTE DIAZ Jose | 0 | - | - | - |