The Easter holiday road toll stands at five following fatal crashes in Western Australia, Tasmania and Queensland.
Three of the deaths were on WA roads and involved young men aged 17-20 years.
A Chinese tourist has been killed in Tasmania and a Queensland woman died after being struck by a car.
The 67-year-old woman died on the way to hospital on Thursday after she was hit by a station wagon while crossing the road in the town of Beaudesert, south of Brisbane.
On Thursday afternoon, a 17-year-old boy died after being thrown from a car which rolled several times on the Gnaraloo-Quobba Road near the West Australian town of Carnarvon.
The East Carnarvon boy was taken to Carnarvon Regional Hospital but was unable to be revived.
Hours later, a 20-year-old man was killed when his Ford Falcon ute hit a tree on Collie-Williams Road near Collie.
His passenger, a 22-year-old man from Bunbury, was knocked unconscious and taken to hospital after a passing motorist pulled him from the burning wreckage.
On Thursday night, a 19-year-old Bruce Rock man died after his car hit a large tree near Bruce Rock east of Perth.
Also on Thursday, a 32-year-old Chinese tourist died following a head-on collision on a Tasmanian highway.
The woman had been a passenger in a vehicle being driven by her 30-year-old husband, also a Chinese national.
Their Volkswagen hatchback collided with the Hyundai delivery van on the Bass Highway, west of Port Latta.
The couple were taken to the North West Regional Hospital, where the woman died. The man has undergone multiple surgeries and is in a serious condition.