Cognomen ฟรังค์ (Franc 
, Frang 
, ฟรังค์ 
) , globally, is a common family name. The last name ฟรังค์ is habitual in Slovenia, where it is a common surname, Czechia, where it is quite a common surname, and Croatia. In absolute terms, this name is the most popular in Slovenia, France, and Czechia. Also, ฟรังค์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Franc | France, Czechia, Cameroon, Democratic Republic of the Congo, Slovenia |
| Frang | Canada, Albania, Italy, United States, Indonesia |
| ฟรังค์ | Thailand |