Summary

Originating from Ireland, the surname Gilligan has a rich history traced back to medieval times. It is derived from the Gaelic name Mac Giolla Gaine, meaning 'son of the servant of St. Cainneach'. The Gilligan clan played prominent roles in Irish history and were known for their resilience and strong sense of community.
There are
6257
Gilligans in the USA
Gilligan is the
5557th
most common last name in the USA

Historical figures and celebrities called Gilligan

JohnGilligan

John Gilligan was an Irish drug trafficker and criminal who gained notoriety for his involvement in the illegal drug trade in Ireland. He was the leader of the infamous Gilligan gang, which was involved in drug smuggling and organized crime activities during the 1990s.

WilliamGilligan

William Gilligan was an American politician and lawyer. He served as the Mayor of Syracuse, New York from 1896 to 1897. Gilligan was known for his efforts to improve public infrastructure and promote economic development in the city.

MaryGilligan

Mary Gilligan was an Australian social worker and women's rights activist. She played a significant role in advocating for gender equality and was instrumental in establishing several women's shelters and support services in Australia.

PatrickGilligan

Patrick Gilligan was an Irish playwright and poet. He was known for his literary works that explored themes of national identity, cultural heritage, and the socio-political issues of Ireland. Gilligan's plays were critically acclaimed and widely performed.

CatherineGilligan

Catherine Gilligan was a Canadian scientist and environmentalist. She dedicated her career to studying marine ecosystems and promoting conservation efforts. Gilligan's research on marine biodiversity greatly contributed to our understanding of the impact of human activities on oceanic ecosystems.

Gilligan Genealogy

OriginsThe surname Gilligan is of Irish origin.
Geographic DistributionThe Gilligan surname is primarily associated with Ireland and the Irish diaspora.
VariationsVariations of the Gilligan surname include Gilgan, Killegan, and Gilegan.
Migration and ImmigrationMigration and immigration of individuals with the Gilligan surname occurred mainly during the 19th and 20th centuries. Many Gilligan families emigrated from Ireland to countries such as the United States, Canada, Australia, and the United Kingdom, seeking better economic opportunities and escaping political turmoil.