Surname Cristina Sonia (Cristina Sonia 
) , around the world, is a very rare last name. The cognomen Cristina Sonia is habitual in Spain, where it is a very rare surname, and Chile. More frequently, Cristina Sonia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cristina Sonia | Spain, Chile, Ecuador, Peru |