Cailyn vs Caitlin

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

Name A

Cailyn

Girl name · Rank #3284

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Name B

Caitlin

Girl name · Rank #1680

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Which name is more popular?

Metric Cailyn Caitlin
Current Rank #3284 #1680
Total Births (all years) 5,509 112,068
Peak Year 2009 1988
Peak Year Births 401 7,246
Peak Decade 2000ss 1990ss
Gender Girl Girl
First Recorded Year 1979 1955

Births by Decade

Decade Cailyn Caitlin
1950ss — 46
1960ss — 410
1970ss 5 1,278
1980ss 120 33,584
1990ss 857 49,035
2000ss 2,445 22,298
2010ss 1,791 4,935
2020ss 291 482

Recent Annual Births (2014–present)

Year Cailyn Caitlin
2014 178 628
2015 177 477
2016 114 218
2017 87 161
2018 67 166
2019 70 142
2020 70 110
2021 55 85
2022 65 86
2023 53 80
2024 48 121

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, 1979–2024.

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