Kathy vs Kathleen

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

Name A

Kathy

Girl name · Rank #2691

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Name B

Kathleen

Girl name · Rank #1107

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Which name is more popular?

Metric Kathy Kathleen
Current Rank #2691 #1107
Total Births (all years) 334,084 713,438
Peak Year 1958 1951
Peak Year Births 23,940 26,716
Peak Decade 1950ss 1950ss
Gender Girl Girl
First Recorded Year 1910 1880

Births by Decade

Decade Kathy Kathleen
1880ss — 389
1890ss — 1,942
1900ss — 3,924
1910ss 57 16,592
1920ss 198 33,597
1930ss 1,254 34,550
1940ss 34,766 152,981
1950ss 157,930 224,341
1960ss 101,128 120,950
1970ss 22,707 44,846
1980ss 6,977 39,395
1990ss 4,312 24,847
2000ss 3,020 10,065
2010ss 1,381 3,808
2020ss 354 1,211

Recent Annual Births (2014–present)

Year Kathy Kathleen
2014 142 422
2015 126 341
2016 159 340
2017 111 314
2018 91 306
2019 76 280
2020 83 253
2021 72 262
2022 75 228
2023 60 248
2024 64 220

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, 1910–2024.

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