Killiam vs Killian

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

Name A

Killiam

Boy name · Rank #5849

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Name B

Killian

Boy name · Rank #369

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Which name is more popular?

Metric Killiam Killian
Current Rank #5849 #369
Total Births (all years) 41 15,446
Peak Year 2024 2017
Peak Year Births 16 1,505
Peak Decade 2020ss 2010ss
Gender Boy Boy
First Recorded Year 2017 1915

Births by Decade

Decade Killiam Killian
1910ss — 5
1920ss — 5
1980ss — 132
1990ss — 1,090
2000ss — 1,824
2010ss 12 7,882
2020ss 29 4,508

Recent Annual Births (2014–present)

Year Killiam Killian
2014 — 545
2015 — 976
2016 — 1,382
2017 7 1,505
2018 — 1,229
2019 5 1,089
2020 8 899
2021 — 939
2022 5 902
2023 — 884
2024 16 884

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, 2017–2024.

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