Kaylyn vs Kay

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

Name A

Kaylyn

Girl name · Rank #2853

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Name B

Kay

Girl name · Rank #3881

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Which name is more popular?

Metric Kaylyn Kay
Current Rank #2853 #3881
Total Births (all years) 11,982 98,583
Peak Year 1997 1942
Peak Year Births 462 3,623
Peak Decade 2000ss 1940ss
Gender Girl Girl
First Recorded Year 1949 1885

Births by Decade

Decade Kaylyn Kay
1880ss — 31
1890ss — 122
1900ss — 452
1910ss — 2,173
1920ss — 2,665
1930ss — 17,301
1940ss 5 32,654
1950ss 35 24,645
1960ss 131 12,388
1970ss 125 2,518
1980ss 941 1,409
1990ss 4,039 869
2000ss 4,178 635
2010ss 2,152 504
2020ss 376 217

Recent Annual Births (2014–present)

Year Kaylyn Kay
2014 201 60
2015 192 43
2016 167 47
2017 131 51
2018 118 63
2019 101 43
2020 74 42
2021 97 42
2022 70 47
2023 77 48
2024 58 38

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, 1949–2024.

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