Kathlyn vs Kathleen

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

Name A

Kathlyn

Girl name · Rank #2716

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Name B

Kathleen

Girl name · Rank #1107

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Which name is more popular?

Metric Kathlyn Kathleen
Current Rank #2716 #1107
Total Births (all years) 5,128 713,438
Peak Year 1951 1951
Peak Year Births 125 26,716
Peak Decade 1950ss 1950ss
Gender Girl Girl
First Recorded Year 1897 1880

Births by Decade

Decade Kathlyn Kathleen
1880ss — 389
1890ss 20 1,942
1900ss 76 3,924
1910ss 565 16,592
1920ss 512 33,597
1930ss 268 34,550
1940ss 728 152,981
1950ss 851 224,341
1960ss 382 120,950
1970ss 223 44,846
1980ss 382 39,395
1990ss 489 24,847
2000ss 383 10,065
2010ss 152 3,808
2020ss 97 1,211

Recent Annual Births (2014–present)

Year Kathlyn Kathleen
2014 12 422
2015 22 341
2016 13 340
2017 12 314
2018 13 306
2019 11 280
2020 9 253
2021 10 262
2022 6 228
2023 9 248
2024 63 220

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, 1897–2024.

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