Jack remains the most popular baby name for boys, while Fiadh has knocked Grace off the top spot for girls.
Noah, James, Conor and Rían complete the list of the most popular names for boys in 2021, according to the CSO.
Grace, Emily, Sophie and Éabha are among the top five for girls.
There are number of new entries in the top 100, including Teddy, Jaxon, Brody and Hunter for boys, and Indie, Ayla and Lottie for girls.