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Kilian

Meaning
Possibly strife, or church/monastery
Origin
Variant of Killian · Irish; derivation uncertain (from Irish)

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

Popularity over time

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.

Across the states

See where Kilian is more common.

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

Around the world

See how Kilian ranks in other countries and regions.

#56 in Austria (2025) · #105 in Switzerland (2025) · #176 in Puerto Rico (2025) · #273 in Poland (2025) · #301 in Ecuador (2025) · #452 in Sweden (2025) · #956 in Ireland (2025) · #1,253 in England & Wales (2025) · #2,661 in France (2025) · #907 in Canada (2024).

Famous Kilians

In stories & tradition

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).

Spellings & nicknames

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.

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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