Info
| Last name | Demarbaix |
| First name | Sebastien |
| Nationality |  Belgium |
| Date of birth | 19-12-1973 |
| Age | 52 |
| Place of birth | Lessines |
Monuments
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
| 31-10 | 3 |  Japan Cup (1.3) | |||||
| 16-10 | 39 |  Giro di Lombardia (CDM) | |||||
| 14-10 | 7 | Giro del Piemonte (1.1) | |||||
| 11-09 | 14 | Paris-Brussel (1.1) | |||||
 Tour de France (GT) | |||||||
| 130 |  Standings | ||||||
| 25-07 | Stage 20Arpajon - Paris (160.0km) | ||||||
| 07-07 | 117 | Stage 4Laval - Blois (191.0km) | |||||
| 06-07 | 138 | Stage 3Nantes - Laval (194.0km) | |||||
| 05-07 | 158 | Stage 2Challans - Saint-Nazaire (202.0km) | |||||
| 04-07 | 136 | Stage 1Montaigu - Challans (209.0km) | |||||
| 03-07 | 144 | ProloguePuy du Fou - Puy du Fou (8.0km) | |||||
| Grand Prix du Midi Libre (2.1) | |||||||
| 15 | Standings | ||||||
| 23-05 | Stage 6Sète - Mende (214.0km) | ||||||
| 18-04 | 61 | Liège-Bastogne-Liège (CDM) | |||||
| 20-02 | 7 | Tour du Haut Var (1.2) | |||||
| 16-02 | 20 | Trofeo Laigueglia (1.4) | |||||
Teams
Staff
Rider
| Year | Team |
|---|---|
| 2002 | Ag2r Prévoyance |
| 2001 | Ag2r Prévoyance - Décathlon |
| 2000 | Lotto - Adecco |
| 1999 | Lotto - Mobistar |
| 1998 | Home Market - Ville de Charleroi |
| 1997 | Lotto - Mobistar - Isoglass |
| 1996 | Lotto - Isoglass |
| 1994 | Lotto |
Victories
| This year | 0 |
| Total | 0 |