Summary

The surname Callaghan has Irish origins and is derived from the Gaelic name Ó Ceallacháin, meaning 'descendant of Ceallachán'. It is a common surname in Ireland and has a rich history associated with ancient Irish clans and chieftains.
There are
6191
Callaghans in the USA
Callaghan is the
5614th
most common last name in the USA

Historical figures and celebrities called Callaghan

GeorgeCallaghan

George Callaghan was a British naval officer who served as the First Sea Lord from 1895 to 1899. He was known for his contribution to the modernization of the Royal Navy and for his efforts in preparing the fleet for the First World War.

JamesCallaghan

James Callaghan was a British politician who served as the Prime Minister of the United Kingdom from 1976 to 1979. He was known for his economic policies and for leading the country through a period of significant political and economic challenges.

DanielCallaghan

Daniel Callaghan was a United States Navy Rear Admiral who served during World War II. He is best known for his command at the Battle of Guadalcanal in 1942, where he heroically led his forces against a larger Japanese fleet and ultimately lost his life.

JohnCallaghan

John Callaghan was an Australian rugby league footballer who played in the early 20th century. He represented Australia in international matches and was known for his exceptional skills and leadership on the field.

MaryCallaghan

Mary Callaghan was an Irish author and poet who gained recognition for her works in the late 19th and early 20th centuries. She explored themes of love, nature, and Irish identity in her poetry, leaving a lasting impact on Irish literature.

Callaghan Genealogy

OriginsThe surname Callaghan has Irish origins and is derived from the Gaelic name Ó Ceallacháin, meaning 'descendant of Ceallachán'. It is a common surname in Ireland and is often associated with County Cork and County Limerick.
Geographic DistributionThe Callaghan surname is found primarily in Ireland, the United Kingdom, and countries with significant Irish diaspora, such as the United States, Canada, and Australia.
VariationsVariations of the surname Callaghan include O'Callaghan and Callahan.
Migration and ImmigrationMigration and immigration of individuals with the surname Callaghan occurred primarily during the 19th and early 20th centuries. Many Irish Callaghans emigrated due to difficult economic conditions and the Great Famine in Ireland. They sought opportunities in places like the United States, Canada, and Australia, where they contributed to the development of these countries.