Masahiro vs Masen
Side-by-side comparison of Masahiro and Masen — popularity rank, total births, peak decade, and historical trends from Social Security Administration data.
Which name is more popular?
| Metric | Masahiro | Masen |
| Current Rank | Unranked | #2816 |
| Total Births (all years) | 63 | 3,243 |
| Peak Year | 1998 | 2012 |
| Peak Year Births | 9 | 324 |
| Peak Decade | 1990ss | 2010ss |
| Gender | Boy | Boy |
| First Recorded Year | 1925 | 1990 |
Births by Decade
| Decade | Masahiro | Masen |
| 1920ss | 13 | — |
| 1980ss | 6 | — |
| 1990ss | 28 | 230 |
| 2000ss | 5 | 936 |
| 2010ss | 11 | 1,735 |
| 2020ss | — | 342 |
Recent Annual Births (2014–present)
| Year | Masahiro | Masen |
| 2014 | 5 | 180 |
| 2015 | — | 147 |
| 2016 | — | 146 |
| 2017 | — | 101 |
| 2018 | — | 109 |
| 2019 | — | 93 |
| 2020 | — | 97 |
| 2021 | — | 66 |
| 2022 | — | 48 |
| 2023 | — | 41 |
| 2024 | — | 46 |
| 2025 | — | 44 |