Info
| Last name | Heijboer |
| First name | Mathieu |
| Nationality |  Netherlands |
| Date of birth | 04-02-1982 |
| Age | 44 |
| Place of birth | Dordrecht |
Monuments
Grand tours
| Year | Giro d'Italia | Tour de France | Vuelta a España |
|---|---|---|---|
| 2007 | DNF | - | - |
| Date | Rank | Race | |
|---|---|---|---|
| 03-08 | 4 |  Omloop Der Vlaamse Gewesten U23 (U23) | |
 Mainfranken Tour (2.7.2) | |||
| 17-06 | Stage 2 | ||
| 17-06 | 3 | Stage 1 | |
| 30-05 | 11 |  Paris-Roubaix U23 (U23) | |
| Circuit des Mines (2.5) | |||
| 7 |  Standings | ||
| 01-05 | Stage 9Joeuf - Hayange (116.0km) | ||
| 09-04 | 3 | National Road Championships - Netherlands TT U23 (U23) | |
| Tour de Normandie (2.5) | |||
| 24-03 | 3 | Stage 3Forges-les-Eaux - Elbeuf (151.0km) | |
