Gender
Origin
- Celtic/Gaelic
- Surname.
- Irish
Syllables
2
Alternate Spellings and Variants of Kiernan
Pronunciation
ki(er)-nan
Popularity in the USA
- Boys: peak in 2008 (rank #1874, 77 births); most recent 2025 (rank #3379, 34 births)
- Girls: peak in 2002 (rank #3807, 34 births); most recent 2025 (rank #10107, 9 births)
| Year | Boys | Girls |
|---|---|---|
| 2025 | 34 | 9 |
| 2024 | 39 | 6 |
| 2023 | 29 | 12 |
| 2022 | 31 | 14 |
| 2021 | 41 | 17 |
| 2020 | 33 | 21 |
| 2019 | 29 | 29 |
| 2018 | 43 | 19 |
| 2017 | 54 | 25 |
| 2016 | 32 | 13 |
Top girl names · Top boy names in the USA (2025)
Source: U.S. Social Security Administration (SSA), national baby names data (public domain). This site is not affiliated with or endorsed by the SSA. Data years: 1880 to 2025. Original data
Popularity in England and Wales
- Boys: peak in 2004 (rank #1877, 8 births); most recent 2023 (rank #4103, 4 births)
| Year | Boys |
|---|---|
| 2025 | – |
| 2024 | – |
| 2023 | 4 |
| 2022 | – |
| 2021 | – |
| 2020 | – |
| 2019 | – |
| 2018 | – |
| 2017 | – |
| 2016 | – |
Top girl names · Top boy names in England and Wales (2025)
Source: Office for National Statistics (ONS), Baby names in England and Wales. Contains public sector information licensed under the Open Government Licence v3.0. Data years: 1996 to 2025. Original data · Licence
Popularity in Ireland
- Boys: peak in 1964 (rank #155, 10 births); most recent 2010 (rank #720, 3 births)
- Girls: peak in 1968 (rank #401, 3 births)
| Year | Boys | Girls |
|---|---|---|
| 2025 | – | – |
| 2024 | – | – |
| 2023 | – | – |
| 2022 | – | – |
| 2021 | – | – |
| 2020 | – | – |
| 2019 | – | – |
| 2018 | – | – |
| 2017 | – | – |
| 2016 | – | – |
Top girl names · Top boy names in Ireland (2025)
Source: Central Statistics Office (CSO), Ireland, Irish Babies' Names (tables VSA50 and VSA60), licensed under CC BY 4.0. Changes: spellings that differ only by accents (for example Rian and Rían) are counted together. Data years: 1964 to 2025. Original data · Licence
Popularity in Northern Ireland
- Boys: peak in 2006 (rank #282, 4 births); most recent 2008 (rank #378, 3 births)
| Year | Boys |
|---|---|
| 2025 | – |
| 2024 | – |
| 2023 | – |
| 2022 | – |
| 2021 | – |
| 2020 | – |
| 2019 | – |
| 2018 | – |
| 2017 | – |
| 2016 | – |
Top girl names · Top boy names in Northern Ireland (2025)
Source: Northern Ireland Statistics and Research Agency (NISRA), Baby Names. © Crown copyright. Contains public sector information licensed under the Open Government Licence v3.0. Data years: 1997 to 2025. Original data · Licence