A man in his late 70s and a woman in her 60s have died in two separate car crashes in Mayo and Cork city.
The man died after a car struck a gate post in Mayfield, Cork city this morning.
It happened on the Ballyhooly Road at the junction with Gordon's Hill, at 8.15am.
The man was a passenger in the car.
A woman in her 70s who was driving the car was taken to Cork University Hospital with serious injuries.
In Co Mayo, a woman died after a two-car collision on the N5 Westport Road outside Castlebar at around 8.30am.
She was taken to Mayo University Hospital where she was pronounced dead.
A man in his 30s, who was in the second car, was taken to hospital and is understood to have suffered minor injuries.
A section of the N5 road was closed but has since reopened.
Gardaí are appealing for anyone with information about either incident to contact them.