Total births
146
Boys' name · since 1913
Masashi
Masashi has 146 recorded births since 1913 in federal Social Security data, most heavily in 1921 -- full year-by-year trend, decade aggregates, and state rankings follow.
- 146
- total births
- 1913–1995
- years on record
- 1920s
- peak decade
- 51%
- born in that decade
146 boys have been named Masashi since 1913, though it isn't currently a top-ranked name.
Masashi has 146 recorded births among boys since 1913, per the U.S. Social Security Administration, though it falls outside today's most-used boys names, busiest in the 1920s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 1913 to 1995.
- 146 total births
- 1913–1995 years on record
- 1920s peak decade
- 51% born in that decade
Data updated Jul 2026
The verdict
146 boys have been named Masashi since 1913, peaking in the 1920s, last recorded in 1995.
- 146
- total births
- 1913–1995
- years on record
- 1920s
- peak decade
- 51%
- born in that decade
1920s
Peak decade
51% of everyone ever named Masashi was born in this single decade.
1921
Single peak year
13 babies were named Masashi in 1921 - its busiest year on record.
Masashi's usage pattern, beyond the headline number
Splitting Masashi's full recorded timeline at 1924, 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 1913, with just 5 recorded births -- worth weighing against the 1921 peak of 13 to see the full range of the name's swing in popularity.
Masashi at a glance
Last recorded 1995Peak year
1921
Current rank
Unranked
Active since
1913
Masashi popularity over time
Annual U.S. births registered with the Social Security Administration · 1913–1995
- Peak year (1921)
- 13
- Annual births at peak, across 83 years of records
Masashi by decade
Total births in each ten-year window, peak vs trough at a glance
1920s was Masashi's strongest decade.
74 babies received the name during that ten-year window, about 51% of all-time use.
Masashi births by decade
Total births in each ten-year window
- 1910s
1910s
42 births
- 1920s
1920s
74 births
- 1930s 7
1930s
7 births
- 1980s 13
1980s
13 births
- 1990s 10
1990s
10 births
What this shows Peak: 1920s at 74 births (51% of all-time use).
Masashi by state
Where Masashi concentrates geographically, total births since 1913
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Hawaii | | 34 | 23.3% |
| #2 | California | | 14 | 9.6% |
Hawaii share of Masashi's total US births 23.3%
Even split
34 of 146 births nationwide. Compared to a flat distribution across 2 reporting states.
Frequently Asked Questions
How popular is the name Masashi? ▼
Masashi has been given to 146 babies in the U.S. since 1913, according to SSA data. Its last appearance in the data was 1995. 13 babies were born in 1921, its single highest year.
When was Masashi most popular? ▼
Masashi was most popular in the 1920s decade with 74 total births. The single peak year was 1921.
Where is Masashi most popular? ▼
The top states for the name Masashi are Hawaii (34 births), California (14 births).
How long has the name Masashi been used? ▼
The SSA has tracked Masashi since 1913 -- 83 years through the most recent 1995 data.
What names are similar to Masashi? ▼
Names with a similar sound or spelling include Mason, Massimo, Masen, Masyn, and 4 more. These share a common prefix and are also used for boys.
What to do with Masashi's data
- Masashi's decade-level peak was the 1920s (74 total births); usage has since declined to 10 in the 1990s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- Hawaii records the most Masashis (34 births) -- see the full state breakdown if geography matters to your decision. Hawaii 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 Masashi
Nearby Names Like Masashi
Names with a similar sound, spelling, or feel to Masashi
Mason Boy
#42 342,583 births
Massimo Boy
#887 4,026 births
Masen Boy
#2816 3,243 births
Masyn Boy
#2467 1,501 births
Massiah Boy
#1954 1,451 births
Compare Masashi side by side: Masashi vs Mason Masashi vs Massimo Masashi vs Masen
Related Names
Names with a similar number of total births
Data Sources
Data as of July 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, 1913–1995 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Masashi: Baby Name Since 1913 - 146 Births, Peak 1921." NameAlmanac. Accessed via https://namealmanac.com/name/masashi. 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 Masashi 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 July 2026.