Kazimierz vs Kazuo

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

Name A

Kazimierz

Boy name · Rank #10975

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Name B

Kazuo

Boy name

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Which name is more popular?

Metric Kazimierz Kazuo
Current Rank #10975 Unranked
Total Births (all years) 77 757
Peak Year 1915 1921
Peak Year Births 9 57
Peak Decade 1910ss 1920ss
Gender Boy Boy
First Recorded Year 1914 1911

Births by Decade

Decade Kazimierz Kazuo
1910ss 33 241
1920ss 11 375
1930ss — 106
1940ss — 11
1960ss 5 —
2000ss 5 24
2010ss 10 —
2020ss 13 —

Recent Annual Births (2014–present)

Year Kazimierz Kazuo
2018 5 —
2019 5 —
2021 7 —
2024 6 —

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, 1914–2024.

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