Most grandtour starts by competitors
Number of starts in grand tours before the start of Vuelta Ciclista al País Vasco 1973.
| Pos. | Rider | Starts | Tour | Giro | Vuelta |
|---|---|---|---|---|---|
| 1 | PERURENA Domingo | 12 | 3 | 2 | 7 |
| 2 | DÍAZ Ventura | 12 | 2 | 1 | 9 |
| 3 | OCAÑA Luis | 9 | 4 | 1 | 4 |
| 4 | MANZANEQUE Jesús | 9 | 1 | 2 | 6 |
| 5 | LASA Miguel María | 6 | - | 2 | 4 |
| 6 | URIBEZUBIA José Luis | 6 | 2 | 1 | 3 |
| 7 | BERLAND Roland | 5 | 4 | 1 | - |
| 8 | GONZÁLEZ José Antonio | 5 | 1 | 1 | 3 |
| 9 | GÓMEZ José | 5 | 2 | - | 3 |
| 10 | CUEVAS Julián | 4 | - | - | 4 |
| 11 | GRANDE José | 4 | 1 | - | 3 |
| 12 | PESARRODONA José | 3 | - | 1 | 2 |
| 13 | AJA Gonzalo | 3 | - | - | 3 |
| 14 | GONZÁLEZ Félix | 3 | - | - | 3 |
| 15 | ZUBERO Luis | 3 | 2 | 1 | - |
| 16 | SAHAGÚN Eufrenio Enrique | 3 | - | 1 | 2 |
| 17 | BARRIGON Ángel Miguel | 2 | - | - | 2 |
| 18 | ZURANO Juan Santiago | 2 | - | - | 2 |
| 19 | ABILLEIRA José Luis | 2 | - | - | 2 |
| 20 | TORRES Pedro | 1 | - | - | 1 |
| 21 | SANTY Guy | 1 | 1 | - | - |
| 22 | BLANCO Manuel | 1 | - | - | 1 |
| 23 | MENDES Fernando dos Reis Dias | 1 | 1 | - | - |
| 24 | MARTINS José Freitas | 0 | - | - | - |
| 25 | VIEJO José Luis | 0 | - | - | - |
| 26 | ELORRIAGA Javier Francisco | 0 | - | - | - |
| 27 | GOICOECHEA Segundo | 0 | - | - | - |
| 28 | FERNANDES Venceslau Domingues | 0 | - | - | - |