Cassidey is a feminine name with Irish origins, derived from the surname Cassidy. The name means "descendant of Cassidy," which is associated with the Irish surname O'Caiside, translating to 'descendant of Caiside.' The word "Caiside" is derived from the Irish word "cas," meaning someone with 'curly hair' or a 'curly head.' Over time, the name has transitioned from a surname to a popular given name, reflecting a broader trend in English-speaking countries where last names are increasingly used as first names. The name's popularity has fluctuated, but it remains a charming choice for parents looking to honor their Irish heritage. Cassidey is pronounced as KAS-uh-dee, carrying a unique blend of Irish charm and modern appeal.
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