Cognomen Cosmina (Cosmina 
) , all around the world, is quite a rare family name. The family name Cosmina is characteristic of Romania, where it is quite a common surname, Italy, where it is a rare surname, and Spain. More frequently, Cosmina is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cosmina | Romania, Italy, Spain, United States, Brazil |