Family name Rosaneth (Rosaneth 
) , across the world, is an extremely rare last name. The family name Rosaneth is habitual in Latin America and the Caribbean, particularly Venezuela, where it is an extremely rare surname, and Brazil. Predominantly, Rosaneth is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rosaneth | Brazil, Costa Rica, Venezuela, Philippines |