Info
| Last name | Theunisse |
| First name | Gert-Jan |
| Nationality |  Netherlands |
| Date of birth | 14-01-1963 |
| Age | 63 |
| Place of birth | Oss |
About Gert-Jan Theunisse
Gert-Jan Theunisse is a Dutch professional cyclist, 63 years old. Gert-Jan has won 5 career victories. Active in road cycling.
Monuments
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
| 29-08 | 21 |  UCI World Championship Oslo (CM) | |||||
| 25-08 | 8 | Veenendaal-Veenendaal (1.2) | |||||
| 22-08 | 12 |  Meisterschaft von Zürich (CDM) | |||||
| 15-08 | 6 |  Leeds Classic (CDM) | |||||
| 07-08 | 38 |  Clásica Ciclista San Sebastián (CDM) | |||||
| 31-07 | 14 |  Trofeo Matteotti (1.2) | |||||
 Quatre Jours de Dunkerque (2.1) | |||||||
| 9 |  Standings | ||||||
| 09-05 | Stage 6Dunkerque - Dunkerque (188.0km) | ||||||
| 01-05 | 21 |  Rund um den Henninger Turm (1.1) | |||||
| 24-04 | 8 | Amstel Gold Race (CDM) | |||||
| 18-04 | 13 |  Liège-Bastogne-Liège (CDM) | |||||
| 14-04 | 8 | La Flèche Wallonne (1.1) | |||||
| Vuelta Ciclista al Pais Vasco (2.1) | |||||||
| 05-04 | 6 | Stage 1Renteria - Renteria (135.0km) | |||||
| 20-03 | 42 | Milano-Sanremo (CDM) | |||||