Kainen vs Kai

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

Name A

Kainen

Boy name · Rank #3639

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Name B

Kai

Boy name · Rank #76

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Which name is more popular?

Metric Kainen Kai
Current Rank #3639 #76
Total Births (all years) 1,275 66,409
Peak Year 2018 2022
Peak Year Births 100 5,366
Peak Decade 2010ss 2010ss
Gender Boy Boy
First Recorded Year 1989 1926

Births by Decade

Decade Kainen Kai
1920ss — 6
1930ss — 6
1940ss — 10
1950ss — 148
1960ss — 341
1970ss — 593
1980ss 5 960
1990ss 103 2,639
2000ss 293 12,620
2010ss 612 25,976
2020ss 262 23,110

Recent Annual Births (2014–present)

Year Kainen Kai
2014 34 2,411
2015 58 2,852
2016 68 2,895
2017 87 3,155
2018 100 3,462
2019 90 3,741
2020 69 3,863
2021 60 4,638
2022 54 5,366
2023 48 4,967
2024 31 4,276

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, 1989–2024.

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