Kailyn vs Kailey

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

Name A

Kailyn

Girl name · Rank #1581

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Name B

Kailey

Girl name · Rank #1283

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Which name is more popular?

Metric Kailyn Kailey
Current Rank #1581 #1283
Total Births (all years) 14,098 27,089
Peak Year 2011 2004
Peak Year Births 793 1,439
Peak Decade 2000ss 2000ss
Gender Girl Girl
First Recorded Year 1981 1970

Births by Decade

Decade Kailyn Kailey
1970ss — 10
1980ss 349 1,006
1990ss 2,422 6,830
2000ss 5,584 11,836
2010ss 4,925 6,153
2020ss 818 1,254

Recent Annual Births (2014–present)

Year Kailyn Kailey
2014 604 664
2015 436 587
2016 355 507
2017 298 454
2018 264 427
2019 247 346
2020 193 322
2021 180 271
2022 158 256
2023 154 225
2024 133 180

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, 1981–2024.

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