Kailey vs Kaitlyn

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

Name A

Kailey

Girl name · Rank #1283

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Name B

Kaitlyn

Girl name · Rank #651

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Which name is more popular?

Metric Kailey Kaitlyn
Current Rank #1283 #651
Total Births (all years) 27,089 166,341
Peak Year 2004 2000
Peak Year Births 1,439 8,759
Peak Decade 2000ss 1990ss
Gender Girl Girl
First Recorded Year 1970 1971

Births by Decade

Decade Kailey Kaitlyn
1970ss 10 77
1980ss 1,006 10,891
1990ss 6,830 67,565
2000ss 11,836 66,909
2010ss 6,153 18,353
2020ss 1,254 2,546

Recent Annual Births (2014–present)

Year Kailey Kaitlyn
2014 664 2,060
2015 587 1,662
2016 507 998
2017 454 938
2018 427 805
2019 346 701
2020 322 624
2021 271 520
2022 256 470
2023 225 482
2024 180 450

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, 1970–2024.

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