Cian
How to say it: KEE-uhn · /ˈkiən/
Irish: ancient, enduring. From Old Irish 'cian'. Borne by the son-in-law of legendary king Brian Boru.
Cian was the 1,139th most popular boys’ name in the United States in 2025, given to 148 babies (Social Security Administration). The 2020s are its busiest decade so far, its births are steady over ten years, and it is projected to slip to #1,151 by 2030.
Updated · SSA 2025 data, published May 2026 · How we compute these figures
Key facts
| Rank among boys’ names, 2025 | #1,139 |
|---|---|
| Babies born in 2025 | 148 |
| Share of births | 1 in 22,400 |
| Peak decade | 2020s |
| Change over 10 years | −4% |
| Projected rank for 2030 (estimate) | #1,151 |
Sources: Social Security Administration (SSA). How we compute these figures.
Its life, decade by decade
Entirely a product of recent decades, Cian crested in the 2020s. At its height at the moment, a slight dip looks ahead.
What goes with it
Pronounced KEE uhn, Cian sounds soft yet clipped. Lorcan and Declan would pair well.
In the classroom
In a class of 25 children born in 2025, the chance that another child is called Cian is about under 1 in 200.
Around the world
This spelling is used in English, French, Irish, Scottish Gaelic, Welsh.
England and Wales: #338. Ireland: #33.
Famous people named Cian
- Cian Uijtdebroeks (born 2003)Belgian cyclist
- Cian O'Connor (born 1979)Irish equestrian
- Cian Healy (born 1987)Irish rugby union footballer
From Wikidata and Wikipedia
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