Killean vs Kilian

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

Name A

Killean

Boy name

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Name B

Kilian

Boy name · Rank #1053

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Which name is more popular?

Metric Killean Kilian
Current Rank Unranked #1053
Total Births (all years) 9 2,690
Peak Year 2017 2023
Peak Year Births 9 212
Peak Decade 2010ss 2020ss
Gender Boy Boy
First Recorded Year 2017 1970

Births by Decade

Decade Killean Kilian
1970ss — 37
1980ss — 33
1990ss — 218
2000ss — 315
2010ss 9 1,006
2020ss — 1,081

Recent Annual Births (2014–present)

Year Killean Kilian
2014 — 91
2015 — 132
2016 — 161
2017 9 162
2018 — 145
2019 — 132
2020 — 154
2021 — 168
2022 — 161
2023 — 212
2024 — 209
2025 — 177

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, 2017–2017.

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