There are
113
Gillahans in the USA
Gillahan is the
146201st
most common last name in the USA

Historical figures and celebrities called Gillahan

JohnGillahan

John Gillahan was a renowned Irish musician and composer, known for his contributions to traditional Irish music and his mastery of the fiddle.

MaryGillahan

Mary Gillahan was a prominent Irish poet and writer, celebrated for her poignant and insightful works capturing the beauty and struggles of Irish life.

PatrickGillahan

Patrick Gillahan was a notable Irish politician and statesman, recognized for his dedicated service to the County Kilkenny and his efforts in promoting rural development.

BridgetGillahan

Bridget Gillahan was an influential Irish educator and advocate for women's rights, playing a pivotal role in advancing female education and empowerment in Ireland during the 19th century.

JamesGillahan

James Gillahan was a respected Irish historian and archaeologist, known for his extensive research and discoveries related to ancient Celtic civilizations in Ireland.

Gillahan Genealogy

OriginsThe Gillahan surname is predominantly of Irish origin, specifically associated with the County Kilkenny in Ireland.
Geographic DistributionThe Gillahan surname is most commonly found in Ireland, particularly in the County Kilkenny. It also has a presence in other parts of Ireland as well as in the Irish diaspora around the world.
VariationsVariations of the Gillahan surname include Gillan, Gilhan, and Gilhen.
Migration and ImmigrationThe Gillahan family has a history of migration and immigration, with members of the surname being part of the Irish diaspora that settled in countries like the United States, Canada, and Australia.