Three other people were critically hurt in the incident, and one of them is in critical condition at a London hospital.
A lady and her little boy died in a car accident in Surrey.
The 29-year-old woman and her 11-year-old son were killed in a collision in Ewell on Saturday morning.
Three more people were seriously injured in the incident, which involved a Ford Focus and a Ford Fiesta on Banstead Road.
According to a Surrey Police spokesman, one of the injured people is in critical condition. Everyone has been transferred to London hospitals.
The route was closed while police investigated the crash and removed the automobiles off the road.