Gaelic sept

Geoghegan

Mag Eochagáin
Also: MacGeoghegan, Gahagan, Gagan

“son of Eochagán, from Eochaidh — a name built on each, 'horse'”

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

Quick answers
Is Geoghegan an Irish name?

Geoghegan is a Gaelic name: it was formed in Irish, from an Irish ancestor, before English was spoken here. In Irish the name is Mag Eochagáin.

What does the surname Geoghegan mean?

Geoghegan (Irish: Mag Eochagáin) means “son of Eochagán, from Eochaidh — a name built on each, 'horse'”. Origin: Gaelic sept.

Where in Ireland is the surname Geoghegan from?

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

What is the Irish for Geoghegan?

Mag Eochagáin. Related spellings: MacGeoghegan, Gahagan, Gagan.

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

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