Illian
Boy nameIllian has been given to 25 babies in the U.S. since 2022. It peaked in 2025. In 2025, about 1 in 155,280 boys was named Illian.
Popularity over time births per year, 1880–2025
Total babies
25
Peak year
2025 (11 babies)
Rank in 2025
Below top 1000
First recorded
2022
10-year trend
New / returning
Gender split
All boys
Spellings & variants
Names one letter away from Illian — alternate spellings parents actually use.
Names with a similar vibe
Same primary gender, peaked around the same years, and roughly as common as Illian.
Sibling name ideas for Illian
Same era and popularity as Illian, avoiding matching initials or rhymes.
FAQ
How popular is the name Illian?
Illian has been given to 25 babies in the U.S. since 2022. It ranked below the top 1000 in 2025.
When did the name Illian peak?
Illian peaked in 2025, when 11 babies were given the name.
Is Illian a girl or boy name?
Illian is primarily a boy name (100% of babies named Illian are boys).
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