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🦋 RareBoy nameIrish (Gaelic)

Killian

“Little church, strife”

2 syllables · 7 letters

About the name Killian

Killian honours an Irish missionary saint who took Christianity into Franconia and was martyred for his trouble, which explains its lasting popularity in Germany. The C spelling has drawn more attention lately, but the K version remains the one American parents reach for.

Killian is a boy name of Irish (Gaelic) origin, pronounced KIL-ee-un. On the NameRarity scale it scores 63 out of 100, which places it in the rare band — recognisable but seldom used. Distinctive without needing to be spelled out twice. Its strongest period was the steadily rising.

Associated with
intensequietdeterminedcharismatic

Name facts at a glance

Meaning
Little church, strife
Origin
Irish (Gaelic)
Gender
Boy
Pronunciation
KIL-ee-un
Syllables
2
Letters
7
US rank
#360
Peak era
steadily rising
Rarity
63 / 100
Per million
~30
Starts with
K
Numerology
5 · The Free Spirit

How popular is Killian?

Popularity37/100
Rarity63/100

Killian sits at approximately #360 in recent US rankings. Roughly 30 people per million carry it — about 1 in 33,333. In a school of 1,000 pupils you would expect not to find a single one.

Famous people named Killian

  • Killian Hayes
    French-American professional basketball player

Spellings and variants of Killian

CillianKilianKillien

Names similar to Killian

Rare

Kieran

KEER-un

Little dark-haired one

Irish (Gaelic)60% rare
Rare

Gillian

JIL-ee-an

Youthful — the English feminine of Julian

Latin, via English62% rare
Rare

Ronan

ROH-nun

Little seal

Irish (Gaelic)58% rare
Uncommon

Brendan

BREN-dun

Prince

Irish (Gaelic)53% rare
Popular

Lillian

LIL-ee-an

Lily — purity

Latin28% rare
Popular

Declan

DEK-lun

Full of goodness

Irish (Gaelic)32% rare
Uncommon

Donovan

DON-uh-vun

Dark-haired chieftain

Irish (Gaelic)55% rare
Rare

Keira

KEER-uh

Little dark one, dark-haired

Irish (Gaelic)57% rare
Browse all 1,284 names →

Killian — frequently asked questions

What does the name Killian mean?

Killian means "Little church, strife". It is a name of Irish (Gaelic) origin, most often given to a boy.

How do you pronounce Killian?

Killian is pronounced KIL-ee-un, with 2 syllables.

How rare is the name Killian?

Killian scores 63 out of 100 on the NameRarity scale, which makes it rare. Roughly 1 in every 33,333 people carry it — about 30 per million.

What is the numerology number for Killian?

Killian carries the expression number 5, known as The Free Spirit. Its soul urge number is 1 and its personality number is 4.

What is the lucky number and lucky colour for Killian?

The lucky number for Killian is 5 (with 14, 23, 32 also favourable), and its lucky colour is Bright Turquoise. The traditional lucky day is Wednesday and the associated gemstone is Aquamarine.

Is Killian a popular name?

Killian currently sits around rank #360 in the United States, and its strongest period was the steadily rising.