Koi vs Koichi
Side-by-side comparison of Koi and Koichi - popularity rank, total births, peak decade, and historical trends from Social Security Administration data.
Which name is more popular?
| Metric | Koi | Koichi |
| Current Rank | #2704 | Unranked |
| Total Births (all years) | 813 | 145 |
| Peak Year | 2022 | 1921 |
| Peak Year Births | 64 | 16 |
| Peak Decade | 2010s | 1920s |
| Gender | Boy | Boy |
| First Recorded Year | 1995 | 1914 |
Births by Decade
| Decade | Koi | Koichi |
| 1910s | - | 42 |
| 1920s | - | 81 |
| 1930s | - | 6 |
| 1980s | - | 6 |
| 1990s | 33 | 5 |
| 2000s | 157 | 5 |
| 2010s | 315 | - |
| 2020s | 308 | - |
Recent Annual Births (2014–present)
| Year | Koi | Koichi |
| 2014 | 34 | - |
| 2015 | 22 | - |
| 2016 | 27 | - |
| 2017 | 26 | - |
| 2018 | 34 | - |
| 2019 | 39 | - |
| 2020 | 47 | - |
| 2021 | 53 | - |
| 2022 | 64 | - |
| 2023 | 55 | - |
| 2024 | 49 | - |
| 2025 | 40 | - |