She was a passenger in a Smart car which collided with a stationary street cleaning vehicle on Christ Church Road just before 11:40.
The driver of the Smart car, a man in his 20s has been arrested on suspicion of causing death by dangerous driving, driving whilst over the prescribed limit, failing to provide a specimen for analysis, and causing death by driving whilst uninsured. He has been taken to hospital for medical treatment.
Christ Church Road was closed for several hours overnight to allow officers to carry out their initial enquiries at the scene, but reopened shortly after 9.45am.
Police are asking anyone who may have witnessed the collision, or who may have CCTV, dashcam, or helmet cam footage that may have captured all or part of this incident, to get in touch.
They are particularly interested in the manner of driving of the black Smart car in the moments leading up to the collision.
People can get in touch with Surrey Police via 101.
