Gender
Origin
- English
- Dark; dark-haired.
Pronunciation
k(o)-lby, kol-by
Popularity in the USA
- Boys: peak in 2001 (rank #359, 739 births); most recent 2025 (rank #1222, 165 births)
- Girls: peak in 2000 (rank #2668, 55 births); most recent 2025 (rank #3577, 42 births)
| Year | Boys | Girls |
|---|---|---|
| 2025 | 165 | 42 |
| 2024 | 155 | 38 |
| 2023 | 167 | 46 |
| 2022 | 159 | 27 |
| 2021 | 151 | 25 |
| 2020 | 170 | 23 |
| 2019 | 153 | 25 |
| 2018 | 182 | 26 |
| 2017 | 166 | 35 |
| 2016 | 219 | 38 |
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 2023 (rank #1043, 28 births); most recent 2025 (rank #1360, 20 births)
| Year | Boys |
|---|---|
| 2025 | 20 |
| 2024 | 20 |
| 2023 | 28 |
| 2022 | 15 |
| 2021 | 19 |
| 2020 | 26 |
| 2019 | 16 |
| 2018 | 18 |
| 2017 | 6 |
| 2016 | 12 |
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 Scotland
- Boys: peak in 2014 (rank #439, 7 births); most recent 2024 (rank #727, 3 births)
| Year | Boys |
|---|---|
| 2025 | – |
| 2024 | 3 |
| 2023 | 4 |
| 2022 | 3 |
| 2021 | 5 |
| 2020 | – |
| 2019 | 5 |
| 2018 | 4 |
| 2017 | – |
| 2016 | – |
Top girl names · Top boy names in Scotland (2025)
Source: National Records of Scotland (NRS), Babies' First Names. © Crown copyright. Contains public sector information licensed under the Open Government Licence v3.0. Data years: 1974 to 2025. Original data · Licence
Popularity in Northern Ireland
- Boys: peak in 2023 (rank #312, 5 births)
| Year | Boys |
|---|---|
| 2025 | – |
| 2024 | – |
| 2023 | 5 |
| 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
Popularity in British Columbia (Canada)
- Boys: peak in 2001 (rank #190, 17 births); most recent 2018 (rank #513, 6 births)
| Year | Boys |
|---|---|
| 2023 | – |
| 2022 | – |
| 2021 | – |
| 2020 | – |
| 2019 | – |
| 2018 | 6 |
| 2017 | 5 |
| 2016 | – |
| 2015 | – |
| 2014 | – |
Top girl names · Top boy names in British Columbia (Canada) (2023)
Source: British Columbia Vital Statistics Agency, Most popular baby names for the past 100 years. Contains information licensed under the Open Government Licence – British Columbia. Changes: names are shown in title case. Data years: 1924 to 2023. Original data · Licence