A woman has died following a single vehicle car crash in Cavan.
Four other people have been hospitalised in the collision.
The incident occurred near Belturbet at approximately 12:40am.
One woman in the car was pronounced dead at the scene and another man was rushed to Cavan General Hospital in a critical condition.
Everyone involved in the collision are in their 20s.
The vehicle which crashed had come to the attention of Gardaí earlier in the evening.
The scene remains closed for an examination.
Gardaí are appealing for anyone with information to contact them immediately.