Kollyn vs Kolby

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

Name A

Kollyn

Boy name

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Name B

Kolby

Boy name · Rank #1268

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Which name is more popular?

Metric Kollyn Kolby
Current Rank Unranked #1268
Total Births (all years) 181 11,484
Peak Year 2009 2001
Peak Year Births 13 739
Peak Decade 2000ss 2000ss
Gender Boy Boy
First Recorded Year 1994 1968

Births by Decade

Decade Kollyn Kolby
1960ss — 5
1970ss — 154
1980ss — 712
1990ss 17 2,531
2000ss 73 4,729
2010ss 73 2,551
2020ss 18 802

Recent Annual Births (2014–present)

Year Kollyn Kolby
2014 7 300
2015 10 272
2016 7 219
2017 — 166
2018 5 182
2019 — 153
2020 8 170
2021 5 151
2022 — 159
2023 5 167
2024 — 155

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, 1994–2023.

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