Kai vs Kairo

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

Name A

Kai

Boy name · Rank #76

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Name B

Kairo

Boy name · Rank #238

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Which name is more popular?

Metric Kai Kairo
Current Rank #76 #238
Total Births (all years) 66,409 9,637
Peak Year 2022 2023
Peak Year Births 5,366 1,488
Peak Decade 2010ss 2020ss
Gender Boy Boy
First Recorded Year 1926 1995

Births by Decade

Decade Kai Kairo
1920ss 6 —
1930ss 6 —
1940ss 10 —
1950ss 148 —
1960ss 341 —
1970ss 593 —
1980ss 960 —
1990ss 2,639 48
2000ss 12,620 208
2010ss 25,976 2,491
2020ss 23,110 6,890

Recent Annual Births (2014–present)

Year Kai Kairo
2014 2,411 72
2015 2,852 82
2016 2,895 153
2017 3,155 285
2018 3,462 608
2019 3,741 1,109
2020 3,863 1,194
2021 4,638 1,316
2022 5,366 1,414
2023 4,967 1,488
2024 4,276 1,478

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, 1926–2024.

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