Kazuo vs Kazuki

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

Name A

Kazuo

Boy name

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Name B

Kazuki

Boy name · Rank #12798

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Which name is more popular?

Metric Kazuo Kazuki
Current Rank Unranked #12798
Total Births (all years) 757 381
Peak Year 1921 1998
Peak Year Births 57 20
Peak Decade 1920ss 1990ss
Gender Boy Boy
First Recorded Year 1911 1987

Births by Decade

Decade Kazuo Kazuki
1910ss 241 —
1920ss 375 —
1930ss 106 —
1940ss 11 —
1980ss — 16
1990ss — 133
2000ss 24 115
2010ss — 91
2020ss — 26

Recent Annual Births (2014–present)

Year Kazuo Kazuki
2014 — 9
2015 — 7
2016 — 10
2017 — 8
2018 — 11
2020 — 9
2021 — 5
2023 — 7
2024 — 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, 1911–2009.

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