Killian is a ♂ boy’s name.
Killian is an Anglicized and French variant of the name Cillian and derives from Celtic Ceallach or Irish Cillín.
Killian 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).
The name Killian is ranked #277 overall.
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