There are
261
Swanagans in the USA
Swanagan is the
74141st
most common last name in the USA

Swanagan Genealogy

OriginsThe Swanagan surname is predominantly found in Ireland, particularly in the counties of Cork and Kerry. It is thought to be of Gaelic origin and may have derived from Irish surnames such as Ó Suanaigh or Mac Suanaigh.
Geographic DistributionThe Swanagan surname is most commonly found in the United States, particularly in states with large Irish-American populations such as New York, Massachusetts, and Pennsylvania.
VariationsThere are no known variations of the Swanagan surname.
Migration and ImmigrationThe Swanagan family has a history of migration, particularly during the Irish diaspora in the 19th century. Many Swanagans immigrated to the United States, seeking better economic opportunities and escaping the Great Famine.