A fourth person has died following crashes on local roads in the space of 12 hours.
A man in his 80s has died in a road crash in Co Westmeath.
The latest road crash happened on the R394 at Gartlandstown in Castlepollard at around 5.30am - involving two cars.
A man in his 80s, who was a passenger in one of the cars, was pronounced dead at the scene.
A woman in her 60s, who was the driver, was taken to hospital with serious injuries.
Two men, aged in their 20s and 30s, who were in the other car were taken to hospital with non-life threatening injuries.
It follows the death of a man in his 50s who died in a single-vehicle crash on the R395 at Teevrevagh in Castlepollard at around 6.40pm yesterday.
A woman in her 40s and her 8-year-old daughter were killed when their car hit a lorry at Foxford in Co Mayo, just before 6pm yesterday.
It brings to 97, the number of people who've been killed on Irish roads so far this year, an increase of 12 people compared to the same time last year.
Westmeath councillor Denis Leonard says his heart goes out to all those affected by the road carnage over the past 24 hours.