Surname Olga Adelaida (Olga Adelaida 
) , globally, is a very rare last name. The surname Olga Adelaida is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Olga Adelaida is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Olga Adelaida | Chile, Ecuador, Afghanistan, Argentina, Peru |
Gutierrez, and Vargas Pulido