Masaaki — boys' name
60 babies named Masaaki in U.S. Social Security records since 1912, with the highest year being 1934. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
55% of everyone ever named Masaaki was born in this single decade.
7 babies were named Masaaki in 1934 — its busiest year on record.
What the Data Says About Masaaki
The Social Security Administration has registered 60 babies named Masaaki between 1912 and 1934, spanning 23 consecutive years of U.S. birth records. As a boy's name, Masaaki currently falls outside the top 1,000 boys' names for 1934. The name reached its historical peak in 1934, when 7 babies received it in a single year.
Decade-level aggregation shows that Masaaki performed strongest in the 1920s, accumulating 33 births during that ten-year window. Across the 3 decades of recorded activity, Masaaki shows a clear decline from its mid-century high. Geographically, the name is most concentrated in California, which accounts for 5 births — the largest state-level total in the dataset — followed by . In total, SSA state-level files list Masaaki in 1 of the 51 U.S. reporting jurisdictions.
No etymological entry is currently available for Masaaki 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 60 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.
Masaaki at a glance
Last recorded 1934Peak year
Current rank
Active since
Masaaki popularity over time
Annual U.S. births registered with the Social Security Administration · 1934–1912
- Peak year (1934)
- 7
- Annual births at peak — across 23 years of records
No longer in the modern top-1000 — last recorded 1934.
60 total births across 23 years of SSA records. Peaked in 1934 with 7 births in a single year.
Masaaki by decade
Total births in each ten-year window — peak vs trough at a glance
- Peak decade
- 1920s
- 33 births that decade — 55% of Masaaki's all-time total
Masaaki decade highlights
- Peak decade 33 births
- Runner-up 20 births
- Modern era share 2010s + 2020s
- Decades tracked with recorded births
1920s was Masaaki's strongest decade
33 babies received the name during that ten-year window — about 55% of all-time use.
Masaaki by state
Where Masaaki concentrates geographically — total births since 1912
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | California | | 5 | 8.3% |
5 of 60 births nationwide.
Top 5 states
- California 8.3% of nationwide
Recorded in 1 of 51 SSA jurisdictions
California accounts for 8.3% of all recorded births nationwide — a relatively diffuse profile for this name.
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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, 1912–1934 (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.