Caislyn vs Cailyn

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

Name A

Caislyn

Girl name

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Name B

Cailyn

Girl name · Rank #3284

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Which name is more popular?

Metric Caislyn Cailyn
Current Rank Unranked #3284
Total Births (all years) 5 5,509
Peak Year 2020 2009
Peak Year Births 5 401
Peak Decade 2020ss 2000ss
Gender Girl Girl
First Recorded Year 2020 1979

Births by Decade

Decade Caislyn Cailyn
1970ss — 5
1980ss — 120
1990ss — 857
2000ss — 2,445
2010ss — 1,791
2020ss 5 291

Recent Annual Births (2014–present)

Year Caislyn Cailyn
2014 — 178
2015 — 177
2016 — 114
2017 — 87
2018 — 67
2019 — 70
2020 5 70
2021 — 55
2022 — 65
2023 — 53
2024 — 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, 2020–2020.

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