Debutants
Laurent Lefèvre is the youngest debutant in Critérium du Dauphiné Libéré in 1998. There are 32 debutants.
| # | Rider | Team | Age |
|---|---|---|---|
| 1 | LEFÈVRE Laurent | Festina - Lotus | 21y + 340d |
| 2 | DE WOLF Steve | Lotto - Mobistar | 22y + 280d |
| 3 | OSA Unai | Banesto | 22y + 360d |
| 4 | SASTRE Carlos | O.N.C.E. - Deutsche Bank | 23y + 46d |
| 5 | MORIN Anthony | La Française des Jeux | 23y + 345d |
| 6 | PÉREZ RODRÍGUEZ Luis | O.N.C.E. - Deutsche Bank | 23y + 356d |
| 7 | HINAULT Sébastien | GAN | 24y + 116d |
| 8 | LOTZ Marc | Rabobank ProTeam | 24y + 231d |
| 9 | VINOKOUROV Alexandre | Casino - AG2R | 24y + 264d |
| 10 | OSA Aitor | Banesto | 24y + 271d |
| 11 | VAUGHTERS Jonathan | US Postal Service | 24y + 362d |
| 12 | VERHEYEN Geert | Lotto - Mobistar | 25y + 89d |
| 13 | CASERO Ángel Luis | Vitalicio Seguros | 25y + 253d |
| 14 | SERRANO Marcos Antonio | Kelme - Costa Blanca | 25y + 272d |
| 15 | TEUTENBERG Sven | US Postal Service | 25y + 293d |
| 16 | BOVEN Jan | Rabobank ProTeam | 26y + 99d |
| 17 | STEINHAUSER Tobias | Vitalicio Seguros | 26y + 131d |
| 18 | BERNARD Jérôme | Mutuelle de Seine-et-Marne | 26y + 259d |
| 19 | VOIGT Jens | GAN | 26y + 263d |
| 20 | PASCUAL LLORENTE Javier | Avianca - Telekom | 27y + 69d |
| 21 | GONZÁLEZ DE HEREDIA Iñigo | Vitalicio Seguros | 27y + 84d |
| 22 | FERNÁNDEZ GINÉS Manuel | Banesto | 27y + 102d |
| 23 | PETILLEAU Stéphane | GAN | 27y + 110d |
| 24 | SOLAUN César | Banesto | 27y + 160d |
| 25 | ODRIOZOLA Jon | Banesto | 27y + 163d |
| 26 | BERZIN Evgeni | La Française des Jeux | 28y + 4d |
| 27 | HAMBURGER Bo | Casino - AG2R | 28y + 14d |
| 28 | GARCÍA David | Vitalicio Seguros | 28y + 57d |
| 29 | VIERHOUTEN Aart | Rabobank ProTeam | 28y + 80d |
| 30 | DJAVANIAN Viatcheslav | BigMat - Auber 93 | 29y + 63d |
| 31 | FRATTINI Francesco | Team Telekom | 31y + 140d |
| 32 | SØRENSEN Rolf | Rabobank ProTeam | 33y + 48d |