Casey (surname)

Casey
Family name
Meaning	Cathaiseach (vigilant or watchful)
Region of origin	Ireland
Language(s) of origin	Old Irish (Anglicized)
Related names	Caissie O'Casey O'Cathasaigh MacCaseyO'Casaigh

Casey is a common variation of the Irish Gaelic cathasaigh/cathaiseach, meaning vigilant or watchful. At least six different septs used this name, primarily in the Counties of Cork and Dublin.

People with the surname Casey include:

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Wikipedia