Kilian

“Variant of Killian — Irish, possibly meaning strife, or from church/monastery” — Irish origin

Boy's name · #1167 in the US (2025) · 2020s

Kilian is near its high-water mark: it reached #1032 in 2023 and still ranked #1167 in 2025. About 2,700 boys have carried it since 1970. Together with its spelling variant Killian (#418), Kilian would rank around #345 with about 950 births last year — the newborns split about 81/19 between Killian and Kilian.

Around the world: #56 in Austria (2025).

Appears in 2020-2025 birth records of 19 states. See the full state-by-state map on this page.

Famous Kilians

Kilian Jornet — Spanish distance runner
Kilián Ignaz Dientzenhofer — Czech architect
Kilian Le Blouch — French judoka
Kilian Frankiny — Swiss cyclist
Kilian Albrecht — Austrian alpine skier

In stories & tradition

Kilian — Der Freischütz

What Kilians become

Among 297 notable people named Kilian:

Medical professionals appear 2.06× more often than among typical names — e.g. Kilian Stobæus, Swedish physician (1690-1742).

Similar names: Kylian · Finnley · Kylin · Kendrix · Cian · Finnian

Browse more boy names — popularity, trends and eras for 5,700+ American names, free.

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