"The prince's wife died due to severe injuries," Xinhua news agency quoted a police officer as saying.
He added that the 74-year-old prince was airlifted to a hospital in Phnom Penh for medical treatment.
The accident took place at 9 a.m. in Prey Nop district when a taxi coming from the opposite direction crashed into the prince's car. Five passengers in the taxi were also injured.
Prince Ranariddh is also the President of the Supreme Privy Advisory Council to King Norodom Sihamoni, his half-brother.
The prince was co-prime minister from 1993 to 1997 and president of the National Assembly from 1998 to 2006.
(This story has not been edited by Social News XYZ staff and is auto-generated from a syndicated feed.)
