Language(s) | Old Irish (Anglicized) |
---|---|
Origin | |
Meaning | Vigilant or watchful |
Region of origin | Ireland |
Other names | |
Variant form(s) | Caissie O'Casey O'Cathasaigh MacCasey O'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: