In the world, Diana Olga (Diana Olga 
) is a very rare feminine forename. The given name Diana Olga is characteristic of Romania, where it is a rare girly name, Peru, where it is a very rare girly name, and Chile. Very seldom, Diana Olga is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Diana Olga | Romania, Spain, Chile, Ecuador, Peru |