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 #2465

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Name B

Kathleen

Girl name · Rank #1099

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Which name is more popular?

Metric Katy Kathleen
Current Rank #2465 #1099
Total Births (all years) 20,952 713,645
Peak Year 1987 1951
Peak Year Births 674 26,716
Peak Decade 1980s 1950s
Gender Girl Girl
First Recorded Year 1880 1880

Births by Decade

Decade Katy Kathleen
1880s 54 389
1890s 123 1,942
1900s 184 3,924
1910s 356 16,592
1920s 538 33,597
1930s 543 34,550
1940s 706 152,981
1950s 935 224,342
1960s 1,445 120,952
1970s 2,473 44,847
1980s 5,926 39,394
1990s 3,486 24,846
2000s 2,212 10,065
2010s 1,491 3,809
2020s 480 1,415

Recent Annual Births (2014–present)

Year Katy Kathleen
2014 184 422
2015 143 341
2016 133 341
2017 116 314
2018 113 306
2019 91 280
2020 82 253
2021 87 262
2022 85 228
2023 89 248
2024 73 223
2025 64 201

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, 1880–2025.

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