Boys' name · since 1912
Tadao
Since 1912, U.S. Social Security records show 295 babies named Tadao, peaking in 1920. See the year-by-year trend, decade totals, and state rankings below, sourced from federal birth data.
- #10,687 of 45,481
- all-time among boys
- 295
- born since 1912
- 1920s
- peak decade
Tadao sits outside today's top ranks for boys, with 295 recorded since 1912.
Social Security Administration records show Tadao recorded 295 times among boys since 1912, though it doesn't currently rank among the most-used boys names, peaking in the 1920s. This profile derives year-by-year birth trends, decade totals, and state-level distribution directly from SSA birth-registration files spanning 1912 to 1938.
- #10,687 of 45,481 all-time among boys
- 295 born since 1912
- 1920s peak decade
Data updated Aug 2026
The verdict
According to the U.S. Social Security Administration, Tadao ranks #10,687 of 45,481 boys' names by all-time recorded births (highest first). 295 born since 1912, peaking in the 1920s.
- #10,687 of 45,481
- all-time among boys
- 295
- born since 1912
- 1920s
- peak decade
Tadao's 295 recorded births place it above 76.49% of the 45,481 boys names in the full SSA archive.
The state file records this name in 2 jurisdictions, led by Hawaii.
Tadao's usage pattern, beyond the headline number
Splitting Tadao's full recorded timeline at 1923, 47% of its total births fall in the more recent half of the record versus 53% in the earlier half -- a fairly even split across the full record. Its quietest year on record was 1932, with just 5 recorded births -- worth weighing against the 1920 peak of 26 to see the full range of the name's swing in popularity.
Tadao popularity over time
Annual U.S. births registered with the Social Security Administration · 1912–1938
- Peak year (1920)
- 26
- Annual births at peak, across 27 years of records
Tadao by decade
1920s is the heaviest window (167 births, 57% of the file).
1920s was Tadao's strongest decade.
167 babies received the name during that ten-year window, about 57% of all-time use.
Tadao births by decade
Total births in each ten-year window
- 1910s
1910s
97 births
- 1920s
1920s
167 births
- 1930s 31
1930s
31 births
What this shows Peak: 1920s at 167 births (57% of all-time use).
Tadao by state
Where Tadao concentrates geographically, total births since 1912
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Hawaii | | 156 | 52.9% |
| #2 | California | | 56 | 19.0% |
156 of 295 births nationwide. Compared to a flat distribution across 2 reporting states.
Frequently Asked Questions
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When was Tadao most popular? ▼
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What to do with Tadao's data
- Tadao's decade-level peak was the 1920s (167 total births); usage has since declined to 31 in the 1930s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- Hawaii records the most Tadaos (156 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 Tadao
Nearby Names Like Tadao
Names with a similar sound, spelling, or feel to Tadao
Compare Tadao side by side: Tadao vs Tad Tadao vs Tadeo Tadao vs Tadd
Related Names
Names with a similar number of total births
Nationwide names with similar peak year or record span
Two nationwide peer axes for Tadao: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.
Similar peak year (~1920)
Similar record span (~26 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, 1912–1938 (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 Tadao 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.