Jack has held the top spot every bar one since 2007, while there were 452 girls named Emily.
50 years ago, parents of baby boys opted for John, Patrick, Michael, James and Thomas.
While those who had a girl, went for Mary, Catherine, Margaret, Ann and Elizabeth.
Times are changing and names are changing too, and Carol Anne Hennessy from the CSO outlines the top choices in 2019:
Jack has retained the top spot as the most popular baby boys name in 2019, a position it has held since 2007 except for 2016.
There were 452 girls named Emily last year.
In The Midlands the most popular boys names were Jack and Conor in Westmeath, James, Jack, Conor and Daniel in Offaly and Jack In Laois.
For girls Grace is the most popular girls name in Westmeath and Laois while Anna is the top girls name in Offaly.
Doireann and Méabh have broken into the top 100 names for girls, while Odhrán and Joey were new entrants for boys in 2019.
Less popular names for boys include Teidí, Saul and Dexter, while the less popular girls' names included Féile, Kyrah and Constance.
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