There are
230
Guilfoys in the USA
Guilfoy is the
82044th
most common last name in the USA

Guilfoy Genealogy

OriginsThe origins of the Guilfoy surname can be traced back to France, particularly in the region of Normandy. It later spread to other countries, including Ireland.
Geographic DistributionThe Guilfoy surname is most commonly found in Ireland, where it has a significant presence among the local population. The surname is also found in smaller numbers in France and other parts of the world.
VariationsThere are no known variations of the Guilfoy surname.
Migration and ImmigrationThere is little information available regarding the migration and immigration history of the Guilfoy surname.