Cognomen Jeferssón (Jeferssón 
) , in all the world, is an extremely rare family name. The last name Jeferssón is habitual in Latin America and the Caribbean, particularly Peru, where it is an extremely rare surname. Also, Jeferssón is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jeferssón | Peru |