Recorded 1914–1931 Boys' name Peak 1920 123 births

Tsugio — boys' name

123 babies named Tsugio in U.S. Social Security records since 1914, with the highest year being 1920. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1910s381920s741930s11
1920s
Peak decade

60% of everyone ever named Tsugio was born in this single decade.

1920
Single peak year

13 babies were named Tsugio in 1920 — its busiest year on record.

What the Data Says About Tsugio

The Social Security Administration has registered 123 babies named Tsugio between 1914 and 1931, spanning 18 consecutive years of U.S. birth records. As a boy's name, Tsugio currently falls outside the top 1,000 boys' names for 1931. The name reached its historical peak in 1920, when 13 babies received it in a single year.

Decade-level aggregation shows that Tsugio performed strongest in the 1920s, accumulating 74 births during that ten-year window. Across the 3 decades of recorded activity, Tsugio shows a clear decline from its mid-century high. Geographically, the name is most concentrated in Hawaii, which accounts for 68 births — the largest state-level total in the dataset — followed by California. In total, SSA state-level files list Tsugio in 2 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Tsugio 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 123 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.

Tsugio at a glance

Last recorded 1931

Total births

123

Since 1914

18 years of records

Peak year

1920

13 births that year

Strongest decade: 1920s

Current rank

Unranked

Outside the modern top-1,000

As of 1931

Active since

1914

Recorded for 18 years

Last year on file: 1931

Tsugio popularity over time

Annual U.S. births registered with the Social Security Administration · 1931–1914

Last recorded 1931
Peak year (1920)
13
Annual births at peak — across 18 years of records
468101214 19311926192419221920191719151914 8

Tsugio by decade

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

Peak: 1920s
Peak decade
1920s
74 births that decade — 60% of Tsugio's all-time total
1910s381920s741930s11

Tsugio by state

Where Tsugio concentrates geographically — total births since 1914

Regionally concentrated
Top 2 states by recorded births for the name Tsugio
Rank State Visual share Births Share of total
#1 Hawaii
68 55.3%
#2 California
11 8.9%
Hawaii share of Tsugio's total US births 55.3%
Even split

68 of 123 births nationwide. Compared to a flat distribution across 2 reporting states.

Frequently Asked Questions

How popular is the name Tsugio?
123 babies have been named Tsugio since 1914. It was last recorded in 1931. The peak year was 1920 with 13 births.
When was Tsugio most popular?
Tsugio was most popular in the 1920s decade with 74 total births. The single peak year was 1920.
Where is Tsugio most popular?
The top states for the name Tsugio are Hawaii (68 births), California (11 births).
How long has the name Tsugio been used?
Tsugio has been recorded in Social Security data since 1914, spanning 18 years of data through 1931.
What names are similar to Tsugio?
Names with a similar sound or spelling include Tsutomu, Tsuneo, Tsubasa, Tsuyoshi, and 1 more. These share a common prefix and are also used for boys.

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, 1914–1931 (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.