The two separate crashes took place in Wexford and Cavan
Gardaí are appealing for witnesses to two fatal crashes.
A man in his 50s died when the motorbike he was driving crashed in Barntown, County Wexford shortly after 6 o'clock yesterday evening.
Elsewhere in Cavan, a pedestrian in his 20s was killed after he was hit by a car on the N54 near Cloverhill at about 10.45 last night.
Any road-users who were travelling in either location at the time - especially those with dashcam footage - are asked to contact Gardaí.