Kieran means dark or black-haired — from the Irish Gaelic ciar (dark). Saint Ciarán of Clonmacnoise founded one of Ireland's most important monasteries. Succession's Kieran Culkin is one of TV's most celebrated actors. Two syllables of Ireland's-most-important-monastery, Succession-most-celebrated, and the Irish word for dark.
Kieran means dark from the Irish. Saint Ciarán founded Clonmacnoise. Kieran Culkin is Succession's most celebrated.
2
First recorded
Earliest known use: Irish; Saint Ciarán (c. 512–545 AD); Kieran Culkin.
3
Today
Kieran remains a beloved choice, ranking #497 in the US. 18,382 babies have been named Kieran since 1918.
◈ Sources: Behind the Name, SSA data
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How popular is Kieran?
2024peak year
Kieran has settled into a steady rhythm — neither rising sharply nor fading, holding a consistent place in U.S. birth records. It currently ranks around #497, with about 617 babies named Kieran each year. In 2024, 713 babies received the name (ranked #440). Total registrations across all years since 1880: roughly 18,382.
Year-by-year registrations1880–2024 · U.S. Social Security data
Kieran's Life Path 7 is the seeker's number — dark-seeking. People named Kieran tend to be bright, mysterious, and gifted at founding monasteries AND being TV's most celebrated.
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Founds monasteries AND most celebrated
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Saint-Ciarán
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Culkin-Succession
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Irish-dark
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Mysterious-powerful
K2
I9
E5
R9
A1
N5
Sum: 31 → Life path 4
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Personality of Kieran
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Steady & reliable
When they make a promise, they keep it.
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Methodical
Thorough, careful, precise.
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Quietly powerful
Their strength is always there when it matters.
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Grounded
No matter what swirls around them, they stay centred.
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