Gaelic sept

Dennehy

Ó Duineachdha
Also: Denehy, Danahy

“descendant of Duineachaidh — read as 'humane'”

The sept's historic heartland, highlighted. People moved — a name can be found far from home.

Quick answers
Is Dennehy an Irish name?

Dennehy is a Gaelic name: it was formed in Irish, from an Irish ancestor, before English was spoken here. In Irish the name is Ó Duineachdha.

What does the surname Dennehy mean?

Dennehy (Irish: Ó Duineachdha) means “descendant of Duineachaidh — read as 'humane'”. Origin: Gaelic sept.

Where in Ireland is the surname Dennehy from?

The historic homeland of the Dennehy name is Cork. People moved, so the name can be found far beyond it.

What is the Irish for Dennehy?

Ó Duineachdha. Related spellings: Denehy, Danahy.

Looking for the Dennehy family crest? Read this first — arms belong to people, not surnames, and the honest version is more interesting. Tracing Dennehy ancestors? The step-by-step guide.

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