Family name Berteil (Berteil 
) , around the world, is a very rare last name. The cognomen Berteil is habitual in Argentina, where it is a very rare surname, France, and Brazil, where it is an extremely rare surname. Much less frequently, Berteil is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Berteil | Brazil, France, United States, Argentina |