Kaileen vs Kaitlyn

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

Name A

Kaileen

Girl name · Rank #5048

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Name B

Kaitlyn

Girl name · Rank #651

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Which name is more popular?

Metric Kaileen Kaitlyn
Current Rank #5048 #651
Total Births (all years) 834 166,341
Peak Year 2022 2000
Peak Year Births 83 8,759
Peak Decade 2020ss 1990ss
Gender Girl Girl
First Recorded Year 1976 1971

Births by Decade

Decade Kaileen Kaitlyn
1970ss 10 77
1980ss 71 10,891
1990ss 201 67,565
2000ss 193 66,909
2010ss 142 18,353
2020ss 217 2,546

Recent Annual Births (2014–present)

Year Kaileen Kaitlyn
2014 22 2,060
2015 11 1,662
2016 8 998
2017 10 938
2018 9 805
2019 6 701
2020 8 624
2021 46 520
2022 83 470
2023 54 482
2024 26 450

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, 1976–2024.

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