There are
210
Keohans in the USA
Keohan is the
88336th
most common last name in the USA

Keohan Genealogy

OriginsThe Keohan surname has its origins in Ireland, particularly among the Gaelic-speaking population. It is associated with the Mac Eoghain clan and can be traced back to ancient Celtic tribes.
Geographic DistributionThe Keohan surname is primarily found in Ireland, where it is most popular. It may also be present in small numbers in other countries with Irish diaspora communities, such as the United States, Canada, and the United Kingdom.
VariationsVariations of the Keohan surname include Keohane, O'Keohane, and Keogh. These variations may reflect regional or dialectal differences in the spelling and pronunciation of the surname.
Migration and ImmigrationDue to its association with Ireland, the Keohan surname may have experienced migration and immigration patterns related to Irish history, such as the Irish diaspora during the Great Famine or the subsequent waves of Irish emigration.