A man has died in a two car collision near Barnesmore Gap, gardaí have confirmed.
The man, who has not been named, was travelling south towards Donegal Town when he was involved in a collision with another car, travelling in the opposite direction, shortly after 4pm.
The collision occurred about 2 miles north of Clar chapel.
The occupants of the second vehicle have been taken by ambulance to hospital.
Their condition is not known.
A section of the N15 has been closed in the area near Biddy’s of Barnes, and diversions are in place.