In 2025, Jack was the most popular baby name for boys in Louth, while Molly took the top spot for girls' names
In 2025, Jack was the most popular baby name for boys in Louth, while Molly took the top spot for girls' names, the Central Statistics Office (CSO) has revealed.
The name Jack was also the most popular for boys in Louth in 2024 alongside Noah while Éabha was the most popular girl’s name in Louth in 2024.
Nationally, Rían was the most popular boys’ name in 2025, the first time it reached the position since our series began in 1964. This was the first time Jack was not the most popular choice since 2016. Lily was the most popular name for girls in 2025, replacing the previous year’s top choice of Sophie, which now ranks joint 6th with Emily. Murphy was the most common surname for babies born in 2025, followed by Kelly and O’Brien.
For just the fourth time in the 50 years since 1975, Mary fell out of the top 100 list of most popular girls' names in Ireland. In terms of popularity, the girl’s name Raya rose fastest up the rankings in 2025, from 213th place in 2024 to 99th in 2025.
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David and Olivia were the most popular choices of boys’ and girls' names for parents of EU15 - EU27 Nationality. There were 10,336 distinct new-born names registered in 2025.
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