Debutants
Yvan Haymoz is the youngest debutant in Grand Prix Cycliste la Marseillaise in 1998. There are 16 debutants.
| # | Rider | Team | Age |
|---|---|---|---|
| 1 | HAYMOZ Yvan | Post Swiss Team | 22y + 89d |
| 2 | JØRGENSEN René | Team Home - Jack & Jones | 22y + 192d |
| 3 | BASSONS Christophe | Festina - Lotus | 23y + 238d |
| 4 | HALGAND Patrice | Festina - Lotus | 23y + 338d |
| 5 | KIVILEV Andrei | Festina - Lotus | 24y + 135d |
| 6 | SALMERÓN Ginés | Vitalicio Seguros | 25y + 80d |
| 7 | MANCHON Ernesto | Vitalicio Seguros | 25y + 267d |
| 8 | GUIDI Fabrizio | Polti | 25y + 296d |
| 9 | BESSY Frédéric | Casino - AG2R | 26y + 25d |
| 10 | VOIGT Jens | GAN | 26y + 139d |
| 11 | ROSBORG Michael | Team Home - Jack & Jones | 26y + 325d |
| 12 | GONZÁLEZ DE HEREDIA Iñigo | Vitalicio Seguros | 26y + 325d |
| 13 | HAMBURGER Bo | Casino - AG2R | 27y + 255d |
| 14 | DJAVANIAN Viatcheslav | BigMat - Auber 93 | 28y + 304d |
| 15 | SALIGARI Marco | Casino - AG2R | 32y + 261d |
| 16 | HOLM SØRENSEN Brian | Team Home - Jack & Jones | 35y + 124d |