boy's name

Kilian

  • Origin Irish
  • Gender Boy
  • Syllables 3
  • Letters 6
  • Popularity Uncommon
  • Births on record 14,262

Northern Ireland

#471

2018 births

Kilian is a boy's name with 3 syllables. In 2025 it was given to 177 babies in the United States. It is used consistently but remains uncommon.

  • Kilian is a name of Irish origin.
  • Peaked in France in 2005, when 760 babies were given the name.
  • It has been falling over the past decade in France.
  • Today about 1 in 58,952 babies in France is given this name.
  • First appears in birth records in 1972.
  • 3 syllables, with the stress on syllable 1.

Kilian over time

Births per decade in France, 1970s to 2020s. The striped bar is the 2020s, still in progress — it covers 2020 to 2025, not a full ten years.

6,015
'70 '80 '90 '00 '10 '20
Show the numbers
Births named Kilian by decade in France
Decade Births
1970s 35
1980s 245
1990s 2,585
2000s 6,015
2010s 1,695
2020s (to 2025) 170

How popular is Kilian?

In 2025, Kilian was given to 10 babies in France. It is used consistently but remains uncommon.

Where Kilian is used

Northern Ireland #471 3 in 2018
Scotland #807 3 in 2022
Canada #904 29 in 2024
Ireland #987 3 in 2025
United States #1,168 177 in 2025
England & Wales #1,251 23 in 2025
France #2,912 10 in 2025

The bar shows how near the top of each country's list the name sits, on a scale where #1 fills the row and #1,000 is a sliver. The figures beside it are the real rank and the babies recorded that year.

French counts are rounded to the nearest five and nothing below five is published, so these figures show the shape of the name's use rather than an exact tally. Data & sources.

Names that peaked alongside Kilian

These names rose and fell in the same era, which is why they tend to sound like they belong together.

Parents who like Kilian also like

Names whose popularity has risen and fallen in step with Kilian over the last century — the same taste, a different name.

Sibling names for Kilian

Names from the same era that won't rhyme or share an initial with Kilian — the two things that make a sibling set grate.

Common questions about Kilian

How popular is the name Kilian?

In 2025, Kilian was given to 10 babies in France. It is used consistently but remains uncommon.

Is Kilian a girl's or a boy's name?

Kilian is given almost entirely to boys in birth records.

How many syllables are in Kilian?

Kilian has 3 syllables.

When was Kilian most popular?

Kilian peaked in 2005, when 760 babies were given the name. It has been falling over the past decade.

Is Kilian a good name?

That is not something records can settle, but they can tell you what you would be choosing. Kilian currently ranks #904 in France. It has been falling over the past decade. Everything else — how it sounds with your surname, who it reminds you of — is yours.