A pedestrian has died in hospital following a collision in Rowville.

It is believed the pedestrian was struck by a car at the intersection of Dandelion Drive and Silkwood Way about 9am on January 18.

The pedestrian, a 69-year-old Rowville woman, was taken to hospital with serious injuries.

The driver, a 79-year-old man from Rowville, stopped at the scene.

Exact circumstances surrounding the collision are being investigated.