There are
514
Shannahans in the USA
Shannahan is the
42237th
most common last name in the USA

Historical figures and celebrities called Shannahan

AngelaShanahan

Angela Shanahan is an Australian journalist and columnist known for her conservative views and commentary on social and cultural issues.

TomShanahan

Tom Shanahan is a former American football player who played as a wide receiver for the San Diego Chargers in the National Football League (NFL).

DevinShanahan

Devin Shanahan is a fictional character from the television series 'The West Wing,' portrayed by actress Melissa Fitzgerald.

MikeShanahan

Mike Shanahan is a former American football coach who served as the head coach of the Denver Broncos and the Washington Redskins in the NFL.

PhilShanahan

Phil Shanahan is a British writer and journalist known for his work in sports journalism, particularly in rugby.

KathrynShanahan

Kathryn Shanahan is an American actress known for her roles in independent films and stage productions.

SiobhanShanahan

Siobhan Shanahan is a British theatre director known for her work with various theatre companies and productions in the United Kingdom.

SeamusShanahan

Seamus Shanahan is an Irish musician known for his traditional Irish music and folk compositions.

EilisShanahan

Eilis Shanahan is a Irish artist known for her contemporary art and installations.

ConnorShanahan

Connor Shanahan is an American rock climber known for his achievements in the sport and his dedication to environmental conservation.

Shannahan Genealogy

OriginsThe surname 'Shannahan' is of Irish origin. It is derived from the Gaelic name 'Ó Seanacháin,' meaning 'descendant of Seanachán,' which is a diminutive of 'Seán,' meaning 'godly or gracious.'
Geographic DistributionThe surname 'Shannahan' is primarily found in Ireland and amongst the Irish diaspora in countries such as the United States, Canada, Australia, and the United Kingdom.
VariationsVariations of the surname 'Shannahan' include 'O'Shanahan,' 'Shanahan,' 'Shannon,' 'Hanahan,' 'Shannan,' 'Shannaghan,' 'Shannonan,' 'Shannaghan,' 'O'Shannaghan,' and 'O'Shannon.'
Migration and ImmigrationThe migration and immigration of people with the surname 'Shannahan' can be attributed to the Irish diaspora, particularly during periods of famine, political unrest, and economic opportunities in other countries.