Girls' name · since 1955
Tamsin
Tamsin has 413 recorded births since 1955 in federal Social Security data, most heavily in 2017 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #13,271 of 72,339
- all-time among girls
- 413
- born since 1955
- 2010s
- peak decade
413 girls have been named Tamsin since 1955, though it isn't currently a top-ranked name.
According to the U.S. Social Security Administration, Tamsin has been recorded 413 times among girls since 1955, though it is not among the currently most-used girls names, with its heaviest use in the 2010s. This profile covers year-by-year birth trends, decade totals, and state-level distribution, all derived directly from SSA birth-registration files spanning 1955 to 2024.
- #13,271 of 72,339 all-time among girls
- 413 born since 1955
- 2010s peak decade
Data updated Aug 2026
The verdict
According to the U.S. Social Security Administration, Tamsin ranks #13,271 of 72,339 girls' names by all-time recorded births (highest first). 413 born since 1955, peaking in the 2010s.
- #13,271 of 72,339
- all-time among girls
- 413
- born since 1955
- 2010s
- peak decade
Tamsin's 413 recorded births place it above 81.65% of the 72,339 girls names in the full SSA archive.
No state rows cleared SSA’s public reporting threshold for this name.
Tamsin's usage pattern, beyond the headline number
Tamsin splits its recorded history at 2005: 69% of all births land in the more recent half, 31% in the earlier half, a lean toward present-day use rather than a passing spike. The single quietest year was 1955 (5 births) -- compare that against the 2017 peak of 27 for a sense of just how much the name's popularity has swung.
Tamsin popularity over time
Annual U.S. births registered with the Social Security Administration · 1955–2024
- Peak year (2017)
- 27
- Annual births at peak, across 70 years of records
Tamsin by decade
2010s is the heaviest window (173 births, 42% of the file).
2010s was Tamsin's strongest decade.
173 babies received the name during that ten-year window, about 42% of all-time use.
Tamsin births by decade
Total births in each ten-year window
- 1950s 13
1950s
13 births
- 1960s 22
1960s
22 births
- 1970s 18
1970s
18 births
- 1980s 21
1980s
21 births
- 1990s 26
1990s
26 births
- 2000s
2000s
77 births
- 2010s
2010s
173 births
- 2020s 63
2020s
63 births
What this shows Peak: 2010s at 173 births (42% of all-time use).
Frequently Asked Questions
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What to do with Tamsin's data
- Tamsin's usage has stayed within range of its 2010s decade-level peak (173 total births) through the 2020s (63) -- a comparatively stable name, not a fading trend.
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Tamsin
Nearby Names Like Tamsin
Names with a similar sound, spelling, or feel to Tamsin
Compare Tamsin side by side: Tamsin vs Tammy Tamsin vs Tamara Tamsin vs Tami
Related Names
Names with a similar number of total births
Nationwide names with similar peak year or record span
Two nationwide peer axes for Tamsin: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.
Similar peak year (~2017)
Similar record span (~69 yrs)
Peak year is the single SSA year with the most births for that name; record span is first-to-latest year in the national files, not a recommendation or shared origin claim.
Data Sources
Data as of August 2026. Source: U.S. Social Security Administration (SSA).
According to the Social Security Administration, this profile draws directly from the agency's public-use baby-name files (updated June 2026). See our methodology for the full extraction, aggregation, and privacy-suppression rules.
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications, National Data, 1955–2024 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Name Almanac is rendered directly from the Social Security Administration's public baby-name files, no number is typed in by an editor. This profile for Tamsin draws directly on SSA national and state-level files, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of August 2026.