Gardaí are appealing for information on a crash on the M9 this morning.
It happened on the southbound lane between Junction 4 Castldermot and Junction 5 Carlow at around 7am.
A man in his 80s who was the driver of one of the cars was taken to hospital in a serious condition but later died.
The driver of a second car, a man in his 30s was airlifted to hospital, while a woman in her 20s who was driving a third car sustained non-life threatening injuries.
Anyone with information is asked to contact Gardaí.
Elderly Man Hospitalised With Serious Injuries Following Bray Bus Collision
Snow Warning Issued For Wicklow After A Day of Wind and Rain
Arklow Born Olympic legend Ronnie Delany — Immortalised Forever In Gold Dies Aged 91
Wicklow To Receive Government Funding To Bring Vacant Local Authority Homes Back Into Use
Major Wicklow Train Station Upgrade Moves Ahead as DART Plans Progress