# Tamsin (first name)

Source: https://namelineage.com/first-name/tamsin/  
Publisher: Name Lineage. US counts from the Social Security Administration; England and Wales counts from the Office for National Statistics; meaning and etymology from Wiktionary. Data updated 2026-11-11.

| Field | Value |
|---|---|
| Usually given to | girls |
| Origin | Aramaic |
| Meaning | not recorded |
| Pronunciation | not recorded |
| Nicknames | Tam |
| Variant spellings | Tamsyn |
| US babies named this | 413 since 1880 |
| Boys / girls in the US | 0 / 413 (100% girls) |
| Babies in England and Wales | 1,748, 1996 to 2025 |

## Etymology

A medieval contraction of Thomasina, a feminine form of Thomas, revived in the UK in the twentieth century.

## Popularity

The last 15 years of each series. A year is missing when too few babies were given the name for the agency to publish it: five in the US, three in England and Wales.

### United States, girls

| Year | Babies | Rank |
|---|---|---|
| 2010 | 9 | 12,161 |
| 2011 | 8 | 13,234 |
| 2012 | 13 | 9,067 |
| 2013 | 14 | 8,525 |
| 2014 | 19 | 6,679 |
| 2015 | 22 | 6,013 |
| 2016 | 23 | 5,776 |
| 2017 | 27 | 5,035 |
| 2018 | 17 | 7,075 |
| 2019 | 21 | 5,959 |
| 2020 | 20 | 6,059 |
| 2021 | 14 | 7,993 |
| 2022 | 14 | 7,991 |
| 2023 | 8 | 12,077 |
| 2024 | 7 | 13,343 |

### England and Wales, girls

| Year | Babies | Rank |
|---|---|---|
| 2011 | 56 | 692 |
| 2012 | 47 | 812 |
| 2013 | 38 | 959 |
| 2014 | 35 | 1,016 |
| 2015 | 31 | 1,114 |
| 2016 | 22 | 1,472 |
| 2017 | 13 | 2,090 |
| 2018 | 21 | 1,490 |
| 2019 | 15 | 1,854 |
| 2020 | 11 | 2,300 |
| 2021 | 15 | 1,866 |
| 2022 | 16 | 1,767 |
| 2023 | 13 | 2,063 |
| 2024 | 10 | 2,574 |
| 2025 | 7 | 3,333 |

## People named Tamsin

- Tamsin Greig, British actress (born 1966)
- Tamsin Egerton, British actress
- Tamsin Cook, Australian swimmer

## How to read these numbers

A count is babies registered with that name in that year, not people alive now, so a name common a century ago can have a large total and few recent births.