Gilligan is a Gaelic name with associations across the midlands and west of Ireland.
Where does the Gilligan name come from?
Gilligan is an anglicised form of the Gaelic Ó Giollagáin, a diminutive based on giolla, meaning a “lad,” “servant” or “follower.” The Gaelic root places it firmly among the native families of Ireland.
Gilligan in Ireland
The name is associated with the midlands and parts of Connacht and Ulster, where Gilligan families have long been settled. As an old 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 Gilfoyle, Gahan, and Barry.
Carry the Gilligan 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 Gilligan collection here.
Frequently asked questions
Is Gilligan an Irish surname?
Yes — Gilligan is a Gaelic Irish surname, from Ó Giollagáin, associated with the midlands, Connacht and Ulster.
What does Gilligan mean?
It is a diminutive based on giolla, meaning a “lad,” “servant” or “follower.”
Is there a Gilligan family crest?
Families of the name have heraldic traditions; the crest and tartan artwork on our Gilligan products is created as decorative heritage artwork to celebrate the name.
