Name Cassey
Type Surname
Pronounced Pron. CASS-see
Other Forms FormsO Cathasaigh, Casey, MacCasey, O'Casey, Caissey, Caussey
Edit Status Status
Meaning & History
This surname originated around ancient Scotland and Ireland. In its Gaelic form it is called, 'O Cathasaigh', which means 'the watchful one'.927 people have this surname, and is most prevalent in the United States.