Boy’s name · Irish

Ciaran

How to say it: KEER-awn · /ˈkirɔn/

From Irish Ciaran meaning 'little dark one' from ciar (dark) - borne by two Irish saints.

Ciaran was the 1,351st most popular boys’ name in the United States in 2025, given to 105 babies (Social Security Administration). The 2020s are its busiest decade so far, its births are up about 39% in ten years, and it is projected to rise to #1,108 by 2030.

Updated · SSA 2025 data, published May 2026 · How we compute these figures

#1,351for boys in 2025
1 in 31,574US babies
105born in 2025
#1,108projected for 2030
2020sits peak decade
under 1 in 200chance a classmate shares it

Key facts

Key facts about Ciaran
Rank among boys’ names, 2025#1,351
Babies born in 2025105
Share of births1 in 31,574
Peak decade2020s
Change over 10 years+39%
Projected rank for 2030 (estimate)#1,108

Sources: Social Security Administration (SSA). How we compute these figures.

Its life, decade by decade

Ciaran is a newcomer: almost all of its history is from the last forty years.

1900195020002020–25
Peak: 49 per million births, 2020s.

What goes with it

Nicknames

  • Keir

Honouring a Ciaran in the family

In the classroom

In a class of 25 children born in 2025, the chance that another child is called Ciaran is about under 1 in 200.

Around the world

This spelling is used in English, French, Irish, Scottish Gaelic.

Ireland: #150.

Famous people named Ciaran

From Wikidata and Wikipedia

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