UPDATED, 1.42pm: Police are still trying to identify the victims of a double fatality at Chinderah last night.
Tweed-Byron LAC Inspector Greg Jago said Kingscliff police were investigating the crash and it was believed the elderly couple were travelling in a Queensland registered vehicle.
A spokeswoman for NSW Ambulance said paramedics were called to the scene at 9.56pm.
The spokeswoman said a female, 20, was transported in a stable condition to the Tweed Hospital with a cut to her foot.
UPDATED, 12,27pm: Police have not yet revealed the identity of a couple killed in a car crash at Chinderah last night.
Investigations are continuing.
INITIAL REPORT, 8.16am: Two people are dead after a head-on crash at Chinderah.
About 10pm on Sunday a Peugeot sedan and a Land Rover Discovery were travelling in opposite directions on the Pacific Hwy when they collided.
Police said the male driver of the Peugeot died at the scene, while his female passenger was treated by ambulance paramedic, but died on the way to hospital.
"The pair is yet to be formally identified, however it's believed they are a couple aged in their 80s," a police statement said.
The female driver, 20, of the Land Rover was taken to Tweed Hospital for treatment of leg injuries.
"She will also undergo mandatory blood and urine testing," a police statement said.
Tweed-Byron Local Area Command detectives are investigating the circumstances surrounding the crash.
Anyone who witnessed the collision and has not yet spoken to police is urged to contact Crime Stoppers on 1800 333 000.