Jack has continued on the top spot as the most popular baby boys’ name in 2021, a position it has held since 2007 except for 2016, when James was the most popular choice.

This is the first time that Fiadh has taken the number one spot for baby girls names, climbing from second place in 2020 and third in 2019. Grace had been the most popular name for baby girls in 2020 with Emily being the most popular prior to this since 2011.

There were ten new entrants to the top 100 for boys:

• Teddy
• Daithí
• Páidí
• Jaxon
• Brody
• Ted
• Hunter
• Tadgh
• Tiernan and
• Arlo.

Ted was also the name rising most in popularity, jumping from 139th place to 90th between 2020 and 2021. Similarly, Hunter moved up the ranks from 129th place in 2020 to 91st in 2021.

There were three new entrants to the top 100 for girls:

• Indie
• Ayla and
• Lottie.

Croía has grown most in popularity, rising from 95th place in 2020 to 52nd in 2021. That’s a jump of 43 places in rank. Indie jumped in popularity from 106th place in 2020 to 78th place in 2021.

There is also a wider variety in girls’ names registered in 2021 4,741 compared with 3,863 for boys.

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1. Fiadh
2. Grace
3. Emily
4. Sophie
5. Éabha
6. Lucy
7. Mia
8. Ava
9. Lily
10. Ella
11. Amelia
12. Chloe
13. Hannah
14. Sophia
15. Emma
16. Ellie
17. Isla
18. Molly
19. Olivia
20. Sadie
21. Anna
22. Freya
23. Evie
24. Saoirse
25. Caoimhe
26. Ruby
27. Robyn
28. Kate
29. Willow
30. Sofia
31. Holly
32. Aoife
33. Cara
34. Róisín
35. Katie
36. Sadhbh
37. Leah
38. Millie
39. Isabelle
40. Alice
41. Clodagh
42. Zoe
43. Sarah
44. Erin
45. Ada
46. Annie
47. Bonnie
48. Charlotte
49. Layla
50. Rosie

1. Jack
2. Noah
3. James
4. Conor
5. Rían
6. Liam
7. Charlie
8. Daniel
9. Cillian
10. Tadhg
11. Michael
12. Oisín
13. Finn
14. Fionn
15. Thomas
16. Seán
17. Darragh
18. Luke
19. Patrick
20. Harry
21. Alex
22. Adam
23. Cian
24. Theo
25. Oliver
26. Dylan
27. Jamie
28. John
29. Leo
30. Oscar
31. Ollie
32. Ben
33. Tom
34. Bobby
35. Ryan
36. Tommy
37. Matthew
38. Max
39. Callum
40. Sam
41. Danny
42. Aaron
43. Alexander
44. Alfie
45. Jake
46. Mason
47. David
48. Joseph
49. Jacob
50. Ethan

You can find the full top 100 names on the CSO website.

Some counties picked names outside the top five, or even outside the top 20.

For girls, Fiadh was the most popular name nationally but Grace was popular in some Munster locations, Donegal, Wicklow, Offaly and Laois. Sophie was the top name in Dublin City while Sophia came joint top in Fingal yet nationally they were ranked 4th and 14th respectively. Annie ranked 46th nationally but was first choice in Cavan, while Ella came top in Galway, ranked 10th nationally. Eabha ranked 5th nationally but held top spot in Leitrim.

For the boys, Thomas was ranked 15th nationally, yet was most favoured in Mayo. While Adam held 26th place nationally, it was the most popular choice for boys in Cork City. Liam was ranked 6th nationally, while Michael came 11th, but both names were most favoured in Galway City.