Killian

Killian is a male given name: 95% of people named Killian are men, and it is recorded as male in 3 of the 3 countries covered.

MaleHigh

Male 95%Female 5%

Verdict: Male
Male / female split: 95% male / 5% female
Confidence: High (64 or more weighted country observations)
Most common in: United States, Ireland, France
US births since 1880: 8,594 male / 485 female
Data: nam_dict (GFDL) + US SSA
Updated: 2026-09-11

How to address Killian

When you do not know their gender for certain, the full name with no title is the safe choice: "Dear Killian," in English, "Guten Tag Killian," in German. Killian is a male given name: about 95% of people named Killian are men. A quick look at a profile confirms it for certain.

Ready-made greetings in six languages

English

Dear Killian,

German

Guten Tag Killian,

French

Bonjour Killian,

Spanish

Estimado/a Killian:

Chinese

Killian您好：

Japanese

Killian様

English

Hi Killian,

German

Hi Killian,

French

Salut Killian,

Spanish

Hola Killian,

Chinese

Killian你好：

Japanese

Killianさん

Greeting generator

This is a statistical estimate, not a statement about the gender, identity or correct form of address of any particular person.

Country breakdown

Gender of the name Killian by country (nam_dict, 55 country columns)
Country	How common	Usually	Male share
United States	common	man's name	95%
Ireland	uncommon	man's name	98%
France	rare	man's name	98%

United States birth data

8,594 male · 485 female · 9,079 births recorded

Male 95%Female 5%

Since 1980: 95% male.

Frequently asked questions

Is Killian a male or female name?

Killian is a male given name: 95% of people named Killian are men, and it is recorded as male in 3 of the 3 countries covered.

How do I address Killian in an email?

Is Killian a unisex name?

Killian is not a unisex name: 95% of people named Killian are men. Killian leans strongly male overall.

Sources

Gender by country: nam_dict, the c't first-names dictionary by Joerg Michael, roughly 44,000 names across 55 countries, licensed GFDL. US frequencies: United States Social Security Administration baby-name data, public domain. Method: how we classify names. Full dataset: data & licences. Data built 2026-09-11.

Cite this page

DearWho, "Is Killian a male or female name?", https://dearwho.vercel.app/name/killian (accessed 2026-09-11). Data: nam_dict (J. Michael, GFDL) and US SSA, built 2026-09-11.

BibTeX

@misc{dearwho_killian,
  title  = {Is Killian a male or female name?},
  author = {{DearWho}},
  year   = {2026},
  url    = {https://dearwho.vercel.app/name/killian},
  note   = {Data: nam_dict (GFDL), US SSA public domain}
}