The crash happened about 5 a.m. Monday on Old Norcross Road at Hillandale Road.
Lawrenceville police Sgt. Christopher Ralston told the AJC that witness statements and evidence at the scene suggested that the female driver of a Volvo that was eastbound on Old Norcross Road crossed the median and struck an oncoming Hyundai head-on.
The Volvo driver and the male driver of the Hyundai were both killed. Their identities have not been released.