Cognomen Franchia (Franchia 
) , worldwide, is a very rare last name. The family name Franchia is characteristic of Brazil, where it is an extremely rare surname, Argentina, and Spain. Measured by absolute frequency, the name is most common in Brazil, the United States, and Argentina. Also, Franchia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Franchia | Philippines, Spain, Brazil, Italy, United States |