Last name Sonnia Adelaida (Sonnia Adelaida 
) , around the world, is an extremely rare family name. The cognomen Sonnia Adelaida is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. More prevalently, Sonnia Adelaida is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sonnia Adelaida | Chile, Ecuador |