Cassidy
Descendant of Caiside.
Meaning and origin
Cassidy comes from the Irish surname Ó Caiside, anglicized from Irish Gaelic.
How to pronounce Cassidy
| English (US) | KAS-ih-dee |
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About this entry
Drafted with the help of an AI model, then checked by a person. Last checked on 16 September 2026.
The sources behind this entry are listed in the app.