Gahan is a Gaelic name long associated with the south-east of Ireland.
Where does the Gahan name come from?
Gahan is generally an anglicised form of the Gaelic Ó Gaoithín, a diminutive based on a word that can mean “wind” or, by extension, something slender or swift. It is closely related to names such as Gaughan and Wynne in their Irish use.
Gahan in Ireland
The name is particularly associated with County Wexford and the wider south-east, where Gahan families have long been settled. As a Gaelic name, it appears in several spellings and is found today across Ireland and among the diaspora in the United States, Canada, Australia and Britain.
Related Irish family names
You may also like Gibney, Gara, and Barry.
Carry the Gahan name with you
We craft heritage gifts for thousands of Irish and Scottish family names — mugs, woven blankets, ornaments and more. To find yours, type it into the search bar at the top of the page, or browse the Gahan collection here.
Frequently asked questions
Is Gahan an Irish surname?
Yes — Gahan is a Gaelic Irish surname, from Ó Gaoithín, associated especially with County Wexford and the south-east.
What does Gahan mean?
It is a diminutive based on a word that can mean “wind,” or by extension something slender or swift.
Is there a Gahan family crest?
Families of the name have heraldic traditions; the crest and tartan artwork on our Gahan products is created as decorative heritage artwork to celebrate the name.
