Last name Jefferson Carlos (Jefferson Carlos 
) , globally, is a very rare surname. The surname Jefferson Carlos is habitual in Southern Europe, particularly Spain, where it is a very rare surname. More frequently, Jefferson Carlos is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jefferson Carlos | Brazil, Peru, Ecuador, Spain, Costa Rica |
De, Silva, Abreu, Deluca, Machado, Carrlos, Candido, Alvarado, Ferreira, Dos Santos, Figueiredo, Quiñonez Leon, and Becerra Torres