Total births
368
Girls' name · since 1909
Hisako
368 babies named Hisako in U.S. Social Security records since 1909, with the highest year being 1923. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
- 368
- total births
- 1909–1938
- years on record
- 1920s
- peak decade
- 58%
- born in that decade
Hisako is not among the current top-ranked girls names; 368 have been recorded since 1909.
Social Security Administration records show Hisako recorded 368 times among girls since 1909, though it doesn't currently rank among the most-used girls 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 1909 to 1938.
- 368 total births
- 1909–1938 years on record
- 1920s peak decade
- 58% born in that decade
Data updated Jun 2026
The verdict
368 girls have been named Hisako since 1909, peaking in the 1920s, last recorded in 1938.
- 368
- total births
- 1909–1938
- years on record
- 1920s
- peak decade
- 58%
- born in that decade
1920s
Peak decade
58% of everyone ever named Hisako was born in this single decade.
1923
Single peak year
30 babies were named Hisako in 1923 - its busiest year on record.
Hisako's usage pattern, beyond the headline number
Splitting Hisako's full recorded timeline at 1924, 45% of its total births fall in the more recent half of the record versus 55% in the earlier half -- a fairly even split across the full record. Its quietest year on record was 1934, with just 5 recorded births -- worth weighing against the 1923 peak of 30 to see the full range of the name's swing in popularity.
Hisako at a glance
Last recorded 1938Peak year
1923
Current rank
Unranked
Active since
1909
Hisako popularity over time
Annual U.S. births registered with the Social Security Administration · 1909–1938
- Peak year (1923)
- 30
- Annual births at peak, across 30 years of records
Hisako by decade
Total births in each ten-year window, peak vs trough at a glance
1920s was Hisako's strongest decade.
213 babies received the name during that ten-year window, about 58% of all-time use.
Hisako births by decade
Total births in each ten-year window
- 1900s 6
1900s
6 births
- 1910s
1910s
101 births
- 1920s
1920s
213 births
- 1930s 48
1930s
48 births
What this shows Peak: 1920s at 213 births (58% of all-time use).
Hisako by state
Where Hisako concentrates geographically, total births since 1909
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | California | | 136 | 37.0% |
| #2 | Hawaii | | 129 | 35.1% |
California share of Hisako's total US births 37.0%
Even split
136 of 368 births nationwide. Compared to a flat distribution across 2 reporting states.
Frequently Asked Questions
How popular is the name Hisako? ▼
Since 1909, Social Security records show 368 babies named Hisako. The most recent recorded year was 1938. Its busiest year on record was 1923, with 30 births.
When was Hisako most popular? ▼
Hisako was most popular in the 1920s decade with 213 total births. The single peak year was 1923.
Where is Hisako most popular? ▼
The top states for the name Hisako are California (136 births), Hawaii (129 births).
How long has the name Hisako been used? ▼
The SSA has tracked Hisako since 1909 -- 30 years through the most recent 1938 data.
What names are similar to Hisako? ▼
Names with a similar sound or spelling include Historia, Hisayo, Hisae, Hisaye, and 2 more. These share a common prefix and are also used for girls.
What to do with Hisako's data
- Hisako's decade-level peak was the 1920s (213 total births); usage has since declined to 48 in the 1930s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- California records the most Hisakos (136 births) -- see the full state breakdown if geography matters to your decision. California names
- Weighing it against an alternative? Put two names side by side. Compare names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Hisako
Nearby Names Like Hisako
Names with a similar sound, spelling, or feel to Hisako
Historia Girl
#5954 82 births
Hisayo Girl
69 births
Hisae Girl
69 births
Hisaye Girl
25 births
Hisa Girl
5 births
Compare Hisako side by side: Hisako vs Historia Hisako vs Hisayo Hisako vs Hisae
Related Names
Names with a similar number of total births
Data Sources
Data as of June 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, 1909–1938 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Hisako: Baby Name Since 1909 - 368 Births, Peak 1923." NameAlmanac. Accessed via https://namealmanac.com/name/hisako. Licensed CC BY-SA 4.0.
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 Hisako 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 June 2026.