Kieran
How to say it: KEER-un · /ˈkɪrən/
Anglicized form of Irish 'Ciaran', from 'ciar' meaning 'dark, black'; borne by several early Irish saints.
Kieran was the 399th most popular boys’ name in the United States in 2025, given to 817 babies (Social Security Administration). The 2020s are its busiest decade so far, its births are up about 45% in ten years, and it is projected to rise to #334 by 2030.
Updated · SSA 2025 data, published May 2026 · Insee 2025 data, published July 2026 · How we compute these figures
Key facts
| Rank among boys’ names, 2025 | #399 |
|---|---|
| Babies born in 2025 | 817 |
| Share of births | 1 in 4,057 |
| Peak decade | 2020s |
| Change over 10 years | +45% |
| Projected rank for 2030 (estimate) | #334 |
| In France, 2025 | #1,330 among boys’ names, 15 births |
Sources: Social Security Administration (SSA), Insee (France). How we compute these figures.
Its life, decade by decade
Momentum carried Kieran to its strongest years in the 2020s. It remains at its peak and is expected to rise.
What goes with it
Sharp at the start then softening, with a revered saintly association. Declan matches its spirit and Kier gives a clipped short form.
In the classroom
In a class of 25 children born in 2025, the chance that another child is called Kieran is about 1 in 170.
Around the world
This spelling is used in English, French, Irish.
In France: #1,330 for boys in 2025.
Ireland: #364.
Famous people named Kieran
- Kieran Trippier (born 1990)English association football player
- Kieran Gibbs (born 1989)English association football player
- Kieran Culkin (born 1982)American actor
From Wikidata and Wikipedia
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