Cognomen Foltun (Foltun 
) , in all the world, is an extremely rare surname. The surname Foltun is habitual in Argentina, where it is an extremely rare surname, Brazil, and the United States. Also, Foltun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Foltun | Brazil, United States, India, Argentina |