The baby was transferred from the scene to Children's Health Ireland (CHI) at Crumlin, where he was subsequently pronounced dead.
A baby boy has died in a fatal road traffic incident in Tallaght.
Gardaí and emergency services attended the scene outside a residence in Rathmintin, in Jobstown, at around 2pm this afternoon.
The baby was transferred from the scene to Children's Health Ireland (CHI) at Crumlin, where he was subsequently pronounced dead.
A Family Liaison Officer has being appointed to support the family.

Kildare TD To Discuss Curragh Plains Management System In The Dáil Later Today
Rathangan Woman Shares Her Experience Living With Multiple Sclerosis
Update Requested For Curragh Plains Management Plan
Kildare Town Schools Gather At Local Playground To Spread Kindness After Two Recent Assaults Reported There
Plans For Castledermot GAA To Be Replaced By Housing And Relocate To Larger Site Attracts Mixed Opinions
€50,000 Awarded To Naas Theatre
Newbridge Man Wins Gold Medal At Bloom
Irish Heart Foundation Offering Free Heart Health Checks In Athy Today