There are
122
Deffleys in the USA
Deffley is the
137327th
most common last name in the USA

Deffley Genealogy

OriginsThe DEFFLEY surname is predominantly Irish, with roots in Gaelic tradition and ancestry. It is also found in some parts of the United Kingdom.
Geographic DistributionThe DEFFLEY surname is most popular in Ireland, where it has a significant presence. It can also be found in smaller numbers in the United Kingdom.
VariationsVariations of the DEFFLEY surname include MacDuffey, MacDuffie, and McDuffie.
Migration and ImmigrationThere is limited information available regarding the migration and immigration history of the DEFFLEY surname.