It brings the country's total this year to just under 150.
It's been a bad weekend on the roads, with five deaths in separate crashes since Friday evening.
It brings to 149 the total number of deaths on Irish roads this year.
The latest death on the roads is a man in his 70s who died in a crash in County Waterford when his trike crashed.
The single vehicle collision happened at Chapel Road in Stradbally at around midday yesterday.
The trike driver was pronounced dead at the scene and Gardaí are appealing for witnesses.
A motorcyclist in his 30s was also killed in a crash at Cloneish in County Roscommon on Saturday evening when his motorbike and a car collided.
And a motorcyclist in his 40s died in a crash in Listowel in County Kerry at 7pm that evening, when his motorbike hit a van.
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