Cassidy

== English == === Alternative forms === (surname from Ó Caiside): Casady, Cassda, Casada, Cassaday, Cassady, Cassedy, Cassady, Cassiday (female given name): Kassidy === Etymology === From the Irish surname, Anglicized from Ó Caiside (“descendant of Caiside”), from cas (“curly-haired”). === Pronunciation === (US) IPA(key): /ˈkæsɪdi/, /ˈkæsədi/ === Proper noun === Cassidy A surname from Irish anglicized from Ó Casaide (“descendant of Caiside”). Caiside is a byname from Irish cas (“curly”) meaning “curly-haired”. A surname from Irish, a rare anglicization of Mac Casarlaigh (“son of Casarlach”) (Casserly). A male given name transferred from the surname. A female given name transferred from the surname, of modern American usage. A community in southern Vancouver Island, British Columbia, Canada. ==== Derived terms ==== Seaver-Cassidy syndrome (diminutive): Cass, Cassie