A 3-year old boy and his grandparents will be laid to rest in Cashel in County Tipperary today.
It follows nine days of tragedy on the roads for the county.
45 year old Thomas O'Reilly, his wife Bridget aged 46 and their grandson Tom, died when the car they were travelling in, hit a wall in Cashel last Tuesday.
Tom's parents were seriously injured in the accident.