Illias vs Illiam

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

Name A

Illias

Boy name

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Name B

Illiam

Boy name

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Which name is more popular?

Metric Illias Illiam
Current Rank Unranked Unranked
Total Births (all years) 126 42
Peak Year 2017 1981
Peak Year Births 18 8
Peak Decade 2010ss 1980ss
Gender Boy Boy
First Recorded Year 2004 1975

Births by Decade

Decade Illias Illiam
1970ss — 5
1980ss — 37
2000ss 23 —
2010ss 84 —
2020ss 19 —

Recent Annual Births (2014–present)

Year Illias Illiam
2014 6 —
2015 7 —
2016 7 —
2017 18 —
2018 12 —
2019 14 —
2020 8 —
2022 5 —
2023 6 —

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, 2004–2023.

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