There are
427
Jancos in the USA
Janco is the
49268th
most common last name in the USA

Janco Genealogy

OriginsThe Janco surname is predominantly found in Slovakia, where it originates. It may also be found in neighboring countries such as Hungary and Czech Republic.
Geographic DistributionThe Janco surname is most popular in Slovakia, where it has a significant presence. It is less common in other countries.
VariationsVariations of the Janco surname may include Jančo, Janča, Janček, and Jancsó.
Migration and ImmigrationDue to its Slovak origin and relatively uncommon nature, the Janco surname has not been associated with significant migration or immigration events.