Kolleen vs Kolby

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

Name A

Kolleen

Girl name

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Name B

Kolby

Boy name · Rank #1265

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Which name is more popular?

Metric Kolleen Kolby
Current Rank Unranked #1265
Total Births (all years) 1,016 11,650
Peak Year 1962 2001
Peak Year Births 48 739
Peak Decade 1960s 2000s
Gender Girl Boy
First Recorded Year 1946 1968

Births by Decade

Decade Kolleen Kolby
1940s 31 -
1950s 172 -
1960s 326 5
1970s 209 154
1980s 133 712
1990s 105 2,531
2000s 35 4,729
2010s 5 2,551
2020s - 968

Recent Annual Births (2014–present)

Year Kolleen Kolby
2014 - 300
2015 - 272
2016 - 219
2017 - 166
2018 - 182
2019 - 153
2020 - 170
2021 - 151
2022 - 159
2023 - 167
2024 - 156
2025 - 165

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, 1946–2011.

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