Caitlyn vs Cailyn

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

Name A

Caitlyn

Girl name · Rank #2347

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Name B

Cailyn

Girl name · Rank #3284

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Which name is more popular?

Metric Caitlyn Cailyn
Current Rank #2347 #3284
Total Births (all years) 52,531 5,509
Peak Year 1998 2009
Peak Year Births 2,937 401
Peak Decade 1990ss 2000ss
Gender Girl Girl
First Recorded Year 1968 1979

Births by Decade

Decade Caitlyn Cailyn
1960ss 5 —
1970ss 71 5
1980ss 4,474 120
1990ss 21,991 857
2000ss 19,781 2,445
2010ss 5,652 1,791
2020ss 557 291

Recent Annual Births (2014–present)

Year Caitlyn Cailyn
2014 692 178
2015 494 177
2016 249 114
2017 232 87
2018 206 67
2019 198 70
2020 127 70
2021 126 55
2022 123 65
2023 103 53
2024 78 48

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, 1968–2024.

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