Info
| Last name | Siemons |
| First name | Marc |
| Nationality |  Netherlands |
| Date of birth | 20-11-1966 |
| Place of birth | Zundert |
| Passed away | 17-04-2002 |
| Age when passed away | 35 |
| Place of passing | Zundert |
Monuments
| Year | Milano - San Remo | Tour of Flanders | Paris - Roubaix | Liège-Bastogne-Liège | Il Lombardia |
|---|---|---|---|---|---|
| 1992 | - | - | - | - | 33rd |
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
| 17-10 | 33 |  Giro di Lombardia (CDM) | |||||
 Tour de France (2.HC) | |||||||
| 20-07 | DNF | Stage 15Bourg-d'Oisans - Saint-Étienne (198.0km) | |||||
| 04-07 | 175 | PrologueSan Sebastián - San Sebastián (8.0km) | |||||
| Paris - Nice (2.1) | |||||||
| 55 |  Standings | ||||||
| 15-03 | Stage 9Nice - Col d'Eze (12.0km) | ||||||
| 12-03 | 8 | Stage 5Miramas - Marseille (176.0km) | |||||
Teams
| Year | Team |
|---|---|
| 1993 |  La William - Duvel |
| 1992 | TVM-Sanyo |
| 1991 | TVM-Sanyo |
| 1990 | TVM - Yoko |
Victories
| This year | 0 |
| Total | 0 |