Surname Ferjencik (Ferjencik 
) , in the world, is a rare cognomen. The last name Ferjencik is habitual in Slovakia, where it is quite a rare surname, Czechia, where it is a rare surname, and Germany, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ferjencik | United Kingdom, Slovakia, Germany, United States, Czechia |