Cillian is a ♂ male name.
The Irish name Cillian derived from the Celtic name Ceallach or the Irish name Cillín.
Cillian means “little warrior” and “bright-headed” (from Celtic “ceallach” = war/battle/strife/bright-headed) and “monk’s cell” or “little church” (from Irish “ceall” = church/monastery).
Find more beautiful first names!
Download our free baby name app and swipe a wonderful name together with your partner!
Photo: Adele Morris