Boys' name · since 1915
Tamotsu
Tamotsu has 199 recorded births since 1915 in federal Social Security data, most heavily in 1923 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #13,000 of 45,481
- all-time among boys
- 199
- born since 1915
- 1920s
- peak decade
199 boys have been named Tamotsu since 1915, though it isn't currently a top-ranked name.
According to the U.S. Social Security Administration, Tamotsu has been recorded 199 times among boys since 1915, though it is not among the currently most-used boys names, with its heaviest use in the 1920s. This profile covers year-by-year birth trends, decade totals, and state-level distribution, all derived directly from SSA birth-registration files spanning 1915 to 1932.
- #13,000 of 45,481 all-time among boys
- 199 born since 1915
- 1920s peak decade
Data updated Aug 2026
The verdict
According to the U.S. Social Security Administration, Tamotsu ranks #13,000 of 45,481 boys' names by all-time recorded births (highest first). 199 born since 1915, peaking in the 1920s.
- #13,000 of 45,481
- all-time among boys
- 199
- born since 1915
- 1920s
- peak decade
Tamotsu's 199 recorded births place it above 71.4% of the 45,481 boys names in the full SSA archive.
The state file records this name in 2 jurisdictions, led by Hawaii.
Tamotsu's usage pattern, beyond the headline number
Divide Tamotsu's SSA record in two at 1924 and the more recent half accounts for 47% of all births, the earlier half the remaining 53%, a genuinely balanced usage pattern. Its calmest year was 1932, with only 6 births recorded -- set against the 1923 peak of 26, that's the full swing in one name's fortunes.
Tamotsu popularity over time
Annual U.S. births registered with the Social Security Administration · 1915–1932
- Peak year (1923)
- 26
- Annual births at peak, across 18 years of records
Tamotsu by decade
1920s is the heaviest window (143 births, 72% of the file).
1920s was Tamotsu's strongest decade.
143 babies received the name during that ten-year window, about 72% of all-time use.
Tamotsu births by decade
Total births in each ten-year window
- 1910s 38
1910s
38 births
- 1920s
1920s
143 births
- 1930s 18
1930s
18 births
What this shows Peak: 1920s at 143 births (72% of all-time use).
Tamotsu by state
Where Tamotsu concentrates geographically, total births since 1915
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Hawaii | | 149 | 74.9% |
| #2 | California | | 12 | 6.0% |
149 of 199 births nationwide. Compared to a flat distribution across 2 reporting states.
Frequently Asked Questions
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What to do with Tamotsu's data
- Tamotsu's decade-level peak was the 1920s (143 total births); usage has since declined to 18 in the 1930s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- Hawaii records the most Tamotsus (149 births) -- see the full state breakdown if geography matters to your decision. Hawaii names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Tamotsu
Nearby Names Like Tamotsu
Names with a similar sound, spelling, or feel to Tamotsu
Compare Tamotsu side by side: Tamotsu vs Tamir Tamotsu vs Tammy Tamotsu vs Tam
Related Names
Names with a similar number of total births
Nationwide names with similar peak year or record span
Two nationwide peer axes for Tamotsu: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.
Similar peak year (~1923)
Similar record span (~17 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, 1915–1932 (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 Tamotsu 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.