Casey
Casey means brave in battle or vigilant, derived from the Irish surname O'Cathasaigh.
Modern, Irish
Unisex · C
Casey
“Casey means brave in battle or vigilant, derived from the Irish surname O'Cathasaigh.”
Kay-see
Modern, Irish origin
5 letters
2 syllables
About this name
In Irish folklore, the Cathasaigh clan were known for their watchful and courageous nature. The name has evolved from a surname into a widely used and friendly unisex first name.
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