Masayo vs Mason

Side-by-side comparison of Masayo and Mason — popularity rank, total births, peak decade, and historical trends from Social Security Administration data.

Name A

Masayo

Girl name

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Name B

Mason

Boy name · Rank #42

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Which name is more popular?

Metric Masayo Mason
Current Rank Unranked #42
Total Births (all years) 67 336,209
Peak Year 1915 2011
Peak Year Births 10 19,528
Peak Decade 1910ss 2010ss
Gender Girl Boy
First Recorded Year 1914 1880

Births by Decade

Decade Masayo Mason
1880ss — 154
1890ss — 171
1900ss — 219
1910ss 47 878
1920ss 20 1,212
1930ss — 833
1940ss — 867
1950ss — 848
1960ss — 958
1970ss — 2,298
1980ss — 5,541
1990ss — 32,879
2000ss — 90,499
2010ss — 157,875
2020ss — 40,977

Recent Annual Births (2014–present)

Year Masayo Mason
2014 — 17,221
2015 — 16,667
2016 — 15,286
2017 — 13,597
2018 — 12,520
2019 — 11,479
2020 — 10,112
2021 — 9,099
2022 — 8,038
2023 — 7,257
2024 — 6,471

Data Sources

Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications — National Data, ssa.gov/oact/babynames.
Source: SSA Annual Name Rankings, 1914–1928.

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