Katy vs Kathleen

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

Name A

Katy

Girl name · Rank #2458

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Name B

Kathleen

Girl name · Rank #1107

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Which name is more popular?

Metric Katy Kathleen
Current Rank #2458 #1107
Total Births (all years) 20,886 713,438
Peak Year 1987 1951
Peak Year Births 674 26,716
Peak Decade 1980ss 1950ss
Gender Girl Girl
First Recorded Year 1880 1880

Births by Decade

Decade Katy Kathleen
1880ss 54 389
1890ss 123 1,942
1900ss 184 3,924
1910ss 356 16,592
1920ss 538 33,597
1930ss 543 34,550
1940ss 706 152,981
1950ss 935 224,341
1960ss 1,445 120,950
1970ss 2,473 44,846
1980ss 5,926 39,395
1990ss 3,484 24,847
2000ss 2,212 10,065
2010ss 1,491 3,808
2020ss 416 1,211

Recent Annual Births (2014–present)

Year Katy Kathleen
2014 184 422
2015 143 341
2016 133 340
2017 116 314
2018 113 306
2019 91 280
2020 82 253
2021 87 262
2022 85 228
2023 89 248
2024 73 220

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, 1880–2024.

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