Debutants
Luis León Sánchez is the youngest debutant in Subida al Naranco in 2004. There are 59 debutants.
| # | Rider | Team | Age |
|---|---|---|---|
| 1 | SÁNCHEZ Luis León | Liberty Seguros | 20y + 169d |
| 2 | HERNÁNDEZ Aitor | LPR - Synclean | 22y + 108d |
| 3 | HERNÁNDEZ BLÁZQUEZ Jesús | Liberty Seguros | 22y + 226d |
| 4 | DEGASPERI Ivan | LPR - Synclean | 22y + 290d |
| 5 | BRÔCO Hernâni | L.A. - Pecol | 22y + 333d |
| 6 | AGIRRE Josu | LPR - Synclean | 22y + 354d |
| 7 | NARDELLO Luca | LPR - Synclean | 23y + 2d |
| 8 | DE LA FUENTE David | Saunier Duval - Prodir | 23y + 7d |
| 9 | TORRE Jorge | L.A. - Pecol | 23y + 92d |
| 10 | NAPOLITANO Danilo | LPR - Synclean | 23y + 101d |
| 11 | MARTINS Gilberto | Milaneza Maia | 23y + 137d |
| 12 | PÉREZ ROMERO Luis | Relax - Bodysol | 23y + 138d |
| 13 | CHERRO Javier | Kelme - Costa Blanca | 23y + 153d |
| 14 | LE MÉVEL Christophe | Crédit Agricole | 23y + 243d |
| 15 | DUMOULIN Samuel | AG2R Prévoyance | 23y + 265d |
| 16 | ZÁRATE Carlos | Kelme - Costa Blanca | 23y + 297d |
| 17 | GUTIÉRREZ Efraín | Cafés Baqué | 23y + 342d |
| 18 | GUTIERREZ Francisco | Cafés Baqué | 23y + 343d |
| 19 | GÓMEZ MARCHANTE José Ángel | Costa de Almería - Paternina | 23y + 347d |
| 20 | FLORENCIO Xavier | Relax - Bodysol | 24y + 137d |
| 21 | SABIDO Hugo | Milaneza Maia | 24y + 149d |
| 22 | MURAVYEV Dmitriy | Crédit Agricole | 24y + 191d |
| 23 | HERRERO David | Costa de Almería - Paternina | 24y + 206d |
| 24 | ZUBELDIA Joseba | Euskaltel - Euskadi | 25y + 53d |
| 25 | TORRES Fernando | Cafés Baqué | 25y + 138d |
| 26 | PALACIOS Francisco | Cafés Baqué | 25y + 169d |
| 27 | GUERRA Héctor | Relax - Bodysol | 25y + 279d |
| 28 | ALBIZU Joseba | Euskaltel - Euskadi | 25y + 310d |
| 29 | ELGEZÁBAL Mikel | Costa de Almería - Paternina | 25y + 356d |
| 30 | LEBLACHER Eric | Crédit Agricole | 26y + 51d |
| 31 | LAGUNA Oscar | Relax - Bodysol | 26y + 80d |
| 32 | KARPATCHEV Andrei | LPR - Synclean | 26y + 100d |
| 33 | GARCÍA DAPENA David | L.A. - Pecol | 26y + 224d |
| 34 | MAYO Iban | Euskaltel - Euskadi | 26y + 266d |
| 35 | JOHNSON Tim | Saunier Duval - Prodir | 26y + 280d |
| 36 | PÉREZ Aitor | Cafés Baqué | 26y + 292d |
| 37 | PÉREZ Javier | Costa de Almería - Paternina | 26y + 308d |
| 38 | LOPEBOSELLI Angelo | LPR - Synclean | 27y + 31d |
| 39 | ZUBELDIA Haimar | Euskaltel - Euskadi | 27y + 40d |
| 40 | LARA Francisco José | Costa de Almería - Paternina | 27y + 76d |
| 41 | KAGGESTAD Mads | Crédit Agricole | 27y + 79d |
| 42 | CASTANHEIRA Bruno Miguel | Milaneza Maia | 27y + 97d |
| 43 | ELÍAS José Miguel | Relax - Bodysol | 27y + 117d |
| 44 | LÓPEZ José Antonio | Illes Balears - Banesto | 27y + 305d |
| 45 | VANDE VELDE Christian | Liberty Seguros | 27y + 355d |
| 46 | LÓPEZ Joaquin | Costa de Almería - Paternina | 27y + 361d |
| 47 | PRADERA Mikel | Illes Balears - Banesto | 29y + 66d |
| 48 | BERNABÉU David | Milaneza Maia | 29y + 123d |
| 49 | BARBOSA Cândido | L.A. - Pecol | 29y + 132d |
| 50 | AUGÉ Stéphane | Crédit Agricole | 29y + 157d |
| 51 | CONTRINI Daniele | LPR - Synclean | 29y + 270d |
| 52 | ARREITUNANDIA Pedro | Cafés Baqué | 29y + 292d |
| 53 | NAVAS David | Illes Balears - Banesto | 29y + 336d |
| 54 | CARDOSO Pedro | Milaneza Maia | 30y + 29d |
| 55 | AMORIM Gonçalo | Milaneza Maia | 31y + 224d |
| 56 | MOREAU Christophe | Crédit Agricole | 33y + 29d |
| 57 | GOUBERT Stéphane | AG2R Prévoyance | 34y + 59d |
| 58 | CABELLO Francisco | Kelme - Costa Blanca | 34y + 357d |
| 59 | KONYCHEV Dmitri | LPR - Synclean | 38y + 83d |