Kain vs Kai

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

Name A

Kain

Boy name · Rank #1583

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Name B

Kai

Boy name · Rank #76

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Which name is more popular?

Metric Kain Kai
Current Rank #1583 #76
Total Births (all years) 3,655 66,409
Peak Year 2016 2022
Peak Year Births 180 5,366
Peak Decade 2010ss 2010ss
Gender Boy Boy
First Recorded Year 1973 1926

Births by Decade

Decade Kain Kai
1920ss — 6
1930ss — 6
1940ss — 10
1950ss — 148
1960ss — 341
1970ss 43 593
1980ss 87 960
1990ss 560 2,639
2000ss 985 12,620
2010ss 1,417 25,976
2020ss 563 23,110

Recent Annual Births (2014–present)

Year Kain Kai
2014 152 2,411
2015 124 2,852
2016 180 2,895
2017 168 3,155
2018 143 3,462
2019 127 3,741
2020 107 3,863
2021 141 4,638
2022 102 5,366
2023 104 4,967
2024 109 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, 1973–2024.

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