Baby name
RISING BOY · IRISH
🇩🇪 🇮🇪 🇬🇧 +1 Cillian
/KIL · ee · uhn/
Meaning
“Bright-headed or warrior”
Irish derived from 'ceallach' meaning bright-headed or warrior. Modern Irish revival with strong contemporary momentum.
How it ages.
Cillian has surged in Ireland and UK since 2010, boosted by actor Cillian Murphy's profile.
The cultural moment.
Ireland and UK rising sharply; US adoption accelerating among parents seeking Irish heritage.