Gender
Origin
- Latin
- Variant of Thomasina Twin
- English
- Twin; variant of Thomasina
Syllables
2
Themes
- Literary
Alternate Spellings and Variants of Tamsin
Pronunciation
t(a)-msin, tam-sin
Popularity in the USA
- Girls: peak in 2017 (rank #4921, 27 births); most recent 2024 (rank #12120, 7 births)
| Year | Girls |
|---|---|
| 2025 | – |
| 2024 | 7 |
| 2023 | 8 |
| 2022 | 14 |
| 2021 | 14 |
| 2020 | 20 |
| 2019 | 21 |
| 2018 | 17 |
| 2017 | 27 |
| 2016 | 23 |
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
- Girls: peak in 1996 (rank #271, 137 births); most recent 2025 (rank #3332, 7 births)
| Year | Girls |
|---|---|
| 2025 | 7 |
| 2024 | 10 |
| 2023 | 13 |
| 2022 | 16 |
| 2021 | 15 |
| 2020 | 11 |
| 2019 | 15 |
| 2018 | 21 |
| 2017 | 13 |
| 2016 | 22 |
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
- Girls: peak in 2008 (rank #666, 5 births); most recent 2013 (rank #892, 3 births)
| Year | 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 Scotland
- Girls: peak in 1992 (rank #314, 11 births); most recent 2016 (rank #585, 5 births)
| Year | Girls |
|---|---|
| 2025 | – |
| 2024 | – |
| 2023 | – |
| 2022 | – |
| 2021 | – |
| 2020 | – |
| 2019 | – |
| 2018 | – |
| 2017 | – |
| 2016 | 5 |
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
- Girls: peak in 2007 (rank #413, 3 births)
| Year | Girls |
|---|---|
| 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