Killian
2 syllables
♂ Male ◎ Gaelic / Irish ◈ 2 syllables
"Church Man"

From Gaelic / Irish

Killian means church or strife — from the Irish Gaelic cill (church) or the Celtic ceallach (strife/war). Saint Kilian evangelised Germany and was martyred in Würzburg. Once Upon a Time's Captain Hook is Killian Jones. Cillian Murphy won the Oscar for Oppenheimer. Two syllables of Irish churchgoing, Viking warfare, and the most famous eye-colour in cinema.

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Killian at a glance
MeaningChurch Man
OriginGaelic / Irish
GenderMale
Syllables2
NumerologyLife Path 5
US Rank (today)#326
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Why parents love Killian
  • Cillian Murphy won the Oscar for Oppenheimer — those cheekbones.
  • Saint Kilian was a martyr — genuine saintly heritage.
  • Two syllables with a strong, Celtic sound: KIL-ee-an.
  • Once Upon a Time's Killian Jones is Captain Hook.
  • Kill- opening sounds dangerous in the best possible way.
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The vibe of Killian
IrishchurchMurphyOppenheimerCaptain HookstrifeCelticdangerous-cool
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Origin & history of Killian
Irish Gaelic cill (church) or Celtic ceallach (strife) → Cillian/Killian
1
Gaelic / Irish roots
Killian comes from the Irish Gaelic meaning church or from Celtic roots meaning strife/war. Saint Kilian (c. 640–689) was an Irish missionary martyred in Würzburg, Germany. Cillian Murphy won the Oscar for Oppenheimer (2024). Once Upon a Time featured Killian Jones as Captain Hook. Killian's Irish Red is a beer brand that keeps the name visible.
2
First recorded
Earliest known use: 7th century — Saint Kilian (c. 640–689) evangelised Franconia.
3
Today
Killian remains a beloved choice, ranking #326 in the US. 16,046 babies have been named Killian since 1915.
◈ Sources: Behind the Name, Oxford Dictionary of First Names, SSA data
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How popular is Killian?
2017 peak year
Today, Killian ranks around #326 in the United States, with roughly 1,087 new arrivals per year. But it wasn't always this way. At its peak in 2017, 1,505 babies were given the name (ranked #248 nationally). Its strongest stretch was the 2010s. Killian's usage has held roughly steady recently. In all, around 16,046 babies have been registered as Killian since 1880.
Year-by-year registrations 1880–2024 · U.S. Social Security data
1,505 Babies named in peak year
(ranked #248)
1,087 Avg. per year
(last decade)
10,870 Total registrations
last 10 years
16,046 All-time total
(since 1880)
Popularity in the US today (rank #326) Popular
→ Holding steady in recent years
📊 Check all names registered in the United States →
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Numerology of Killian
5
Life path number
The Adventurer
Freedom, adventure and curiosity.

Killian's Life Path 5 is the adventurer's number — dangerous Celtic adventure. People named Killian tend to be intense, daring, and gifted at looking dangerously attractive.

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Dangerously attractive
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Intense daring
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Church-and-strife duality
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Oppenheimer intensity
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Captain Hook charm
K2
I9
L3
L3
I9
A1
N5
Sum: 32 → Life path 5
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Personality of Killian
🌍
Free spirit
Adventure calls and they always answer.
⚡
Electric energy
Things happen around them — exciting, unexpected.
🦋
Adaptable
New situations are opportunities, never threats.
💬
Natural charmer
There's something magnetic about them.
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Names that combine with Killian

Sibling pairings that share the timeless, classic energy of Killian.

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Middle names for Killian

The right middle name turns Killian into a complete story. Explore options for first-and-middle pairings, then last-name flow.

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Numerology life path calculator

Enter any full name and date of birth to discover the life path number — a core numerological indicator of personality, purpose and destiny.

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7
Life path number

How we calculated this
Killian is a beautiful choice.
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