The Road Safety Authority (RSA) is calling on motorists to take extra care this bank holiday weekend.
64 people were killed - or seriously injured - over the Easter period between 2009 and 2015.
Figures for last year show one in four drivers - who lost their lives - were not wearing their seat-belt at the time of the collision.
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The Chief Executive of the RSA, Moyagh Murdock, told Lunchtime that Gardai are urging drivers and passengers to ensure they wear their seat-belts.