| Vassens | |
| Commune Status: | Commune |
| Arrondissement: | Soissons |
| Canton: | Vic-sur-Aisne |
| Insee: | 02762 |
| Postal Code: | 02290 |
| Mayor: | Patrick Thiel[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 49.4686°N 3.1544°W |
| Elevation M: | 80 |
| Elevation Min M: | 59 |
| Elevation Max M: | 156 |
| Area Km2: | 9.87 |
Vassens (in French pronounced as /vasɑ̃/) is a commune in the Aisne department in Hauts-de-France in northern France near the town of Laon.
The commune with the districts of Le Mesnil, Vézin and Le Pont is located at the Ru de Vassens stream and on the border with the Département of Oise between Noyon and Soissons. Neighboring communes are Blérancourt and Saint-Aubin in the north, Selens in the north-east, Morsain in the east, Autrêches (which is located in the Département Oise) in the south Audignicourt in the west.