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.

Name A

Koi

Boy name · Rank #2694

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Name B

Koichi

Boy name

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Which name is more popular?

Metric Koi Koichi
Current Rank #2694 Unranked
Total Births (all years) 773 145
Peak Year 2022 1921
Peak Year Births 64 16
Peak Decade 2010ss 1920ss
Gender Boy Boy
First Recorded Year 1995 1914

Births by Decade

Decade Koi Koichi
1910ss — 42
1920ss — 81
1930ss — 6
1980ss — 6
1990ss 33 5
2000ss 157 5
2010ss 315 —
2020ss 268 —

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 —

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, 1995–2024.

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