Karen Sacker, 43, is still in intensive care but not in a critical condition
Abbie Sacker, her daughter, is in a stable condition.
Mrs Sarkar's husband, Derek and her son, Ethan, died in the car accident in East Yorkshire, on Saturday.
The driver of the other car was also killed.
The family of a father and son from Birmingham killed in a car crash in East Yorkshire said their loss is "beyond belief".
Tributes have been paid to a 14-year-old boy killed with his father in a car crash in Yorkshire on Saturday
A father and his teenage son from the Midlands have been killed in a collision between two vehicles on a bridge in Yorkshire.