Recorded 1916–1932 Girls' name Peak 1926 50 births

Itsuko — girls' name

50 babies named Itsuko in U.S. Social Security records since 1916, with the highest year being 1926. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1910s71920s241930s19
1920s
Peak decade

48% of everyone ever named Itsuko was born in this single decade.

1926
Single peak year

8 babies were named Itsuko in 1926 — its busiest year on record.

What the Data Says About Itsuko

The Social Security Administration has registered 50 babies named Itsuko between 1916 and 1932, spanning 17 consecutive years of U.S. birth records. As a girl's name, Itsuko currently falls outside the top 1,000 girls' names for 1932. The name reached its historical peak in 1926, when 8 babies received it in a single year.

Decade-level aggregation shows that Itsuko performed strongest in the 1920s, accumulating 24 births during that ten-year window. Across the 3 decades of recorded activity, Itsuko shows a stable profile with only moderate drift from its peak decade. Geographically, the name is most concentrated in Hawaii, which accounts for 26 births — the largest state-level total in the dataset — followed by . In total, SSA state-level files list Itsuko in 1 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Itsuko in our reference dataset. These figures derive from SSA's annual national and state-level name files, which include any name appearing at least five times in a given year or state-year; names below that threshold are suppressed for privacy and therefore excluded from the totals shown here. The 50 total represents a lower bound — actual usage may be higher in years or states where the count fell below the disclosure floor. This page is provided for informational and research purposes only and does not constitute personal, legal, or naming advice.

Itsuko at a glance

Last recorded 1932

Total births

50

Since 1916

17 years of records

Peak year

1926

8 births that year

Strongest decade: 1920s

Current rank

Unranked

Outside the modern top-1,000

As of 1932

Active since

1916

Recorded for 17 years

Last year on file: 1932

Itsuko popularity over time

Annual U.S. births registered with the Social Security Administration · 1932–1916

Last recorded 1932
Peak year (1926)
8
Annual births at peak — across 17 years of records
456789 19321931193019281927192619251916 7

Itsuko by decade

Total births in each ten-year window — peak vs trough at a glance

Peak: 1920s
Peak decade
1920s
24 births that decade — 48% of Itsuko's all-time total
1910s71920s241930s19

Itsuko by state

Where Itsuko concentrates geographically — total births since 1916

Regionally concentrated
Top 1 states by recorded births for the name Itsuko
Rank State Visual share Births Share of total
#1 Hawaii
26 52.0%
Hawaii share of Itsuko's total US births 52.0%

26 of 50 births nationwide.

Frequently Asked Questions

How popular is the name Itsuko?
50 babies have been named Itsuko since 1916. It was last recorded in 1932. The peak year was 1926 with 8 births.
When was Itsuko most popular?
Itsuko was most popular in the 1920s decade with 24 total births. The single peak year was 1926.
Where is Itsuko most popular?
The top states for the name Itsuko are Hawaii (26 births).
How long has the name Itsuko been used?
Itsuko has been recorded in Social Security data since 1916, spanning 17 years of data through 1932.
What names are similar to Itsuko?
Names with a similar sound or spelling include Itsel, Itsue, Itsamari. These share a common prefix and are also used for girls.

Data Sources

Data as of 2024. Source: U.S. Social Security Administration (SSA).

Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications — National Data, 1916–1932 (ssa.gov/oact/babynames). National-level data includes all names with 5 or more occurrences in a given year.

State-level: Source: U.S. Social Security Administration, Baby Names — State-Level Files (namesbystate.zip). Includes all names with 5 or more occurrences per state per year; rarer names are excluded for privacy.