Cassidy - Family Crest Coffee Mug

Cassidy Coffee Mug | Family Crest / Coat of Arms | Irish / Gaelic Heritage

The surname Cassidy is an ancient Irish family name with deep roots in Gaelic Ireland, derived from the Irish Ó Caiside, meaning "descendant of Caiside." The personal name Caiside is believed to mean "curly-haired" or "one with curly hair." The Cassidy family originated in what is now County Fermanagh, where they became renowned as hereditary physicians to the powerful Maguire chieftains for many centuries. Their reputation for scholarship and medical expertise made the Cassidy family one of the most respected learned families in medieval Gaelic Ireland. Despite the political changes that followed the decline of the Gaelic kingdoms, the Cassidys preserved their connection to Ireland's language, traditions, and Celtic heritage, making the surname one of Ireland's enduring historic family names.

Original Name: Ó Caiside (Irish Gaelic)
Meaning: "Descendant of Caiside" ("curly-haired").