UPDATE (11:55 a.m.)
OPP say the victim of the crash was a 31-year-old from Beaverton. The person's identity was not released.
A media relations officer said the highway was expected to re-open at around noon.
A person has been killed in a head-on crash on Highway 12 earlier today.
The OPP say the driver of a southbound vehicle, that collided with a northbound vehicle, was pronounced dead at the scene. The driver of the northbound vehicle was taken to an area hospital with "serious injuries." No other vehicles were involved and there were no passengers in either vehicle.
Sgt. Kerry Schmidt says Highway 12, at the 5th Concession of Beaverton, is shut down in both directions while the collision is investigated. It's expected to be closed for several hours.
If you witnessed this crash or have information, please contact the OPP at 1-888-310-1122.