Cain vs Cairo

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

Name A

Cain

Boy name · Rank #975

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Name B

Cairo

Boy name · Rank #355

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Which name is more popular?

Metric Cain Cairo
Current Rank #975 #355
Total Births (all years) 7,441 8,444
Peak Year 2014 2022
Peak Year Births 330 1,101
Peak Decade 2010ss 2020ss
Gender Boy Boy
First Recorded Year 1910 1979

Births by Decade

Decade Cain Cairo
1910ss 31 —
1920ss 51 —
1930ss 35 —
1940ss 15 —
1950ss 38 —
1960ss 73 —
1970ss 257 6
1980ss 380 18
1990ss 1,046 97
2000ss 1,480 344
2010ss 2,813 2,986
2020ss 1,222 4,993

Recent Annual Births (2014–present)

Year Cain Cairo
2014 330 173
2015 326 223
2016 324 267
2017 262 404
2018 251 543
2019 284 975
2020 254 918
2021 235 1,020
2022 253 1,101
2023 250 1,010
2024 230 944

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, 1910–2024.

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