Masayo vs Masako
Side-by-side comparison of Masayo and Masako — popularity rank, total births, peak decade, and historical trends from Social Security Administration data.
Which name is more popular?
| Metric | Masayo | Masako |
|---|---|---|
| Current Rank | Unranked | Unranked |
| Total Births (all years) | 67 | 821 |
| Peak Year | 1915 | 1921 |
| Peak Year Births | 10 | 58 |
| Peak Decade | 1910ss | 1920ss |
| Gender | Girl | Girl |
| First Recorded Year | 1914 | 1909 |
Births by Decade
| Decade | Masayo | Masako |
|---|---|---|
| 1900ss | — | 6 |
| 1910ss | 47 | 293 |
| 1920ss | 20 | 386 |
| 1930ss | — | 109 |
| 1940ss | — | 10 |
| 1970ss | — | 12 |
| 1990ss | — | 5 |
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.