An accused drink driver was on Saturday charged over a crash that killed a 15-month-old girl at Phillip Island last December.

Police allege a 24-year-old man driving a Mercedes collided with a Mazda in Smiths Beach Road, near the corner of Back Beach Road, about 7.30pm on December 17.

The crash scene at Phillip Island in December. Credit:Channel 7

A baby girl, who was in the back of the Mazda with her mother, was flown to the Royal Children's Hospital but died soon after.

Her father and nine-year-old sister were in the front of the car.