Cognomen فرمن (Fermín 
, فرمن) , all around the world, is quite a rare last name. The family name فرمن is habitual in Latin America and the Caribbean, particularly the Dominican Republic, where it is quite a common surname, Panama, where it is a rare surname, and Bolivia. Not in comparison with a country's population, the name is most common in the Dominican Republic, Spain, and Venezuela. Likewise, فرمن is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Fermín | Cuba, Paraguay, Spain, Dominican Republic, Guatemala |