Killyan vs Killian

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

Name A

Killyan

Boy name

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Name B

Killian

Boy name · Rank #371

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Which name is more popular?

Metric Killyan Killian
Current Rank Unranked #371
Total Births (all years) 11 16,219
Peak Year 2023 2017
Peak Year Births 6 1,506
Peak Decade 2020ss 2010ss
Gender Boy Boy
First Recorded Year 2019 1915

Births by Decade

Decade Killyan Killian
1910ss — 5
1920ss — 5
1980ss — 132
1990ss — 1,090
2000ss — 1,824
2010ss 5 7,883
2020ss 6 5,280

Recent Annual Births (2014–present)

Year Killyan Killian
2014 — 545
2015 — 976
2016 — 1,382
2017 — 1,506
2018 — 1,229
2019 5 1,089
2020 — 899
2021 — 939
2022 — 903
2023 6 884
2024 — 885
2025 — 770

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, 2019–2023.

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